Listed below are 3631 taxa included on NameThatPlant.net as of 8/15/18, using nomenclature preferred by Weakley's Flora in the working draft noted in parentheses. A plus sign indicates that the Flora further divides that species into varieties or subspecies. Click the scientific name to link to information and (maybe) pictures!
Abdra aprica (11/30/12) — Flatrock Draba, Open-ground Whitlow-grass, Granite Whitlow-wort, Sun-loving Draba
Abdra brachycarpa (11/30/12) — Short-fruited Draba
Abelia Xgrandiflora (11/30/12) — Abelia
Abelmoschus esculentus (11/30/12) — Okra, Gumbo
Abies alba (11/30/12) — European Fir, Silver Fir
Abies balsamea (11/30/12) — Balsam Fir, Northern Balsam, Canada Balsam
Abies fraseri (11/30/12) — Fraser Fir, She Balsam, Southern Balsam
Abutilon theophrasti (11/30/12) — Velvetleaf, Indian Mallow, Butterprint
Acalypha gracilens (5/21/15) — Slender Three-seeded Mercury, Slender Copperleaf, Short-stalked Copperleaf
Acalypha ostryifolia (5/21/15) — Rough-pod Copperleaf, Hophornbeam Copperleaf
Acalypha rhomboidea (5/21/15) — Common Three-seeded Mercury, Rhombic Copperleaf
Acalypha setosa (5/21/15) — Cuban Copperleaf
Acalypha virginica (5/21/15) — Three-seeded Mercury, Virginia Copperleaf, Short-stalked Copperleaf
Acer floridanum (11/30/12) — Southern Sugar Maple, Florida Maple
Acer ginnala (11/30/12) — Amur Maple
Acer leucoderme (11/30/12) — Chalk Maple, Small Chalk Maple, White-bark Maple
Acer negundo var. negundo (11/30/12) — Eastern Box Elder, Ash-leaved Maple
Acer nigrum (11/30/12) — Black Maple
Acer palmatum (5/21/15) — Japanese Maple
Acer pensylvanicum (11/30/12) — Striped Maple, Moosewood
Acer platanoides (11/30/12) — Norway Maple
Acer pseudoplatanus (11/30/12) — Sycamore Maple, Planetree Maple
Acer rubrum var. rubrum (11/30/12) — Eastern Red Maple
Acer rubrum var. trilobum (11/30/12) — Carolina Red Maple, Trident Red Maple
Acer saccharinum (11/30/12) — Silver Maple, Soft Maple
Acer saccharum (11/30/12) — Sugar Maple, Hard Maple, Sugar Tree
Acer spicatum (11/30/12) — Mountain Maple
Achillea borealis (5/21/15) — American Yarrow, American Thousandleaf
Achillea millefolium (5/21/15) — Yarrow, Thousandleaf
Achyranthes japonica var. hachijoensis (11/30/12) — Japanese Chaff-flower
Acmella repens (5/21/15) — Spilanthes, Creeping Spotflower
Aconitum reclinatum (5/21/15) — Trailing Wolfsbane, White Monkshood, White Aconite
Aconitum uncinatum (5/21/15) — Appalachian Blue Monkshood, Eastern Blue Monkshood
Acorus americanus (11/30/12) — Sweetflag, American Calamus
Acorus calamus (11/30/12) — Sweetflag, European Calamus
Acroptilon repens (11/30/12) — Russian Knapweed
Actaea pachypoda (11/30/12) — Doll's-eyes, White Baneberry, White Cohosh
Actaea podocarpa (11/30/12) — Mountain Black Cohosh, American Cohosh, Late Black Cohosh
Actaea racemosa (11/30/12) — Common Black Cohosh, Early Black Cohosh, Black Snakeroot
Adiantum capillus-veneris (11/30/12) — Southern Maidenhair Fern, Venus-hair Fern
Adiantum pedatum (11/30/12) — Northern Maidenhair Fern
Adlumia fungosa (11/30/12) — Climbing Fumitory, Allegheny Vine, Cliff-Harlequin
Aegopodium podagraria (11/30/12) — Goutweed, Bishop's Weed
Aesculus flava (11/30/12) — Yellow Buckeye
Aesculus glabra var. glabra (11/30/12) — Ohio Buckeye, Fetid Buckeye
Aesculus hippocastanum (11/30/12) — Horsechestnut
Aesculus parviflora (11/30/12) — Bottlebrush Buckeye
Aesculus pavia var. pavia (11/30/12) — Red Buckeye
Aesculus sylvatica (11/30/12) — Painted Buckeye
Agalinis aphylla (11/30/12) — Scale-leaf Gerardia, Scale-leaf Agalinis
Agalinis fasciculata (11/30/12) — Gerardia, beach false foxglove
Agalinis linifolia (11/30/12) — Gerardia, flaxleaf false foxglove
Agalinis maritima + (5/21/15) — Seaside Gerardia
Agalinis obtusifolia (11/30/12) — Ten-lobe False Foxglove, Gerardia
Agalinis purpurea (11/30/12) — Purple Gerardia, purple false foxglove
Agalinis setacea (11/30/12) — Sandhills Gerardia, Threadleaf Gerardia, threadleaf false foxglove
Agalinis tenuifolia var. tenuifolia (11/30/12) — Slender Gerardia, Thin-leaved Agalinis, slenderleaf false foxglove
Agalinis virgata (11/30/12) — Gerardia, beach false foxglove
Agarista populifolia (5/21/15) — Tall Fetterbush, Florida Leucothoe, Agarista, Pipe-plant
Agastache nepetoides (11/30/12) — Yellow Giant-hyssop
Agastache scrophulariifolia (11/30/12) — Purple Giant-hyssop
Ageratina altissima var. altissima (11/30/12) — Common White Snakeroot, Common Milk-poison
Ageratina altissima var. roanensis (11/30/12) — Appalachian White Snakeroot, Appalachian Milk-poison
Ageratina aromatica (11/30/12) — Small-leaved White Snakeroot, Aromatic Snakeroot, Wild-hoarhound, Small White Snakeroot
Ageratum houstonianum (11/30/12) — Ageratum
Agrimonia gryposepala (5/21/15) — Common Agrimony
Agrimonia incisa (5/21/15) — Pineland Agrimony
Agrimonia microcarpa (5/21/15) — Low Agrimony, Small-fruited Agrimony
Agrimonia parviflora (5/21/15) — Southern Agrimony, Small-flowered Agrimony, Harvestlice
Agrimonia pubescens (5/21/15) — Downy Agrimony
Agrimonia rostellata (5/21/15) — Woodland Agrimony
Agrimonia striata (5/21/15) — Roadside Agrimony
Agrostemma githago var. githago (11/30/12) — Corncockle, Purple Cockle, Corn-campion
Agrostis altissima (11/30/12) — Coastal Bog Bentgrass
Agrostis capillaris (11/30/12) — Rhode Island Bentgrass, Colonial Bentgrass, Browntop
Agrostis elliottiana (11/30/12) — Elliott's Bentgrass, Southern Bentgrass
Agrostis gigantea (11/30/12) — Black Bentgrass, Redtop
Agrostis perennans (11/30/12) — Autumn Bentgrass, Upland Bent
Agrostis stolonifera (11/30/12) — Creeping Bentgrass
Ailanthus altissima (11/30/12) — Ailanthus, Tree-of-heaven
Aira elegans (5/21/15) — Elegant Hairgrass
Ajuga reptans (11/30/12) — Carpet Bugle, Bugle-weed
Akebia quinata (11/30/12) — Five-leaf Akebia, Chocolate-vine
Albizia julibrissin (11/30/12) — Mimosa, Silktree
Alcea rosea (11/30/12) — Hollyhock
Aldrovanda vesiculosa (5/21/15) — Waterwheel-plant
Aletris aurea (11/30/12) — Golden Colic-root
Aletris farinosa (11/30/12) — Northern White Colic-root, White-star Grass, Stargrass, Mealy Colicroot
Aletris lutea (11/30/12) — Yellow Colic-root
Aletris obovata (11/30/12) — Southern White Colic-root
Alisma subcordatum (11/30/12) — Southern Water-plantain
Alliaria petiolata (11/30/12) — Garlic Mustard, Hedge Garlic
Allium ampeloprasum (5/21/15) — Wild Leek, Yorktown Onion
Allium canadense var. canadense (5/21/15) — Wild Onion
Allium canadense var. mobilense (5/21/15) — Wild Onion
Allium cernuum (5/21/15) — Nodding Onion, Nodding Wild Onion
Allium cuthbertii (5/21/15) — Cuthbert's Onion
Allium cuthbertii (5/21/15) — Keever‚Äôs Onion, Brushy Mountain Onion
Allium sativum (5/21/15) — Garlic
Allium speculae (5/21/15) — Flatrock Onion
Allium stellatum (5/21/15) — Glade Onion, Prairie Onion
Allium tricoccum (5/21/15) — Ramps, Red Ramps, Rampscallions, Wild Leek
Allium vineale (5/21/15) — Field Garlic, Wild Onion, Crow Garlic, Onion Grass
Alnus glutinosa (11/30/12) — Black Alder, European Alder
Alnus incana ssp. rugosa (11/30/12) — Speckled Alder
Alnus maritima ssp. georgiensis (11/30/12) — Georgia Alder
Alnus serrulata (11/30/12) — Tag Alder, Hazel Alder, Smooth Alder
Alnus viridis ssp. crispa (11/30/12) — Green Alder, Mountain Alder
Alopecurus carolinianus (11/30/12) — Carolina Foxtail Grass
Alternanthera philoxeroides (11/30/12) — Alligator-weed
Alternanthera sessilis (11/30/12) — Sessile Joyweed
Alysicarpus ovalifolius (11/30/12) — Alyce Clover
Amaranthus australis (11/30/12) — Southern Water-hemp, Careless
Amaranthus hybridus (11/30/12) — Smooth Pigweed, Smooth Amaranth, Green Amaranth, Hybrid Amaranth
Amaranthus polygonoides (11/30/12) — Tropical Amaranth, Smartweed Amaranth
Amaranthus pumilus (11/30/12) — Seabeach Amaranth, Dwarf Amaranth
Amaranthus spinosus (11/30/12) — Spiny Amaranth
Ambrosia artemisiifolia (11/30/12) — Annual Ragweed, Common Ragweed
Ambrosia species 1 (5/21/15) — Outcrop Ragweed, Glade Ragweed
Ambrosia trifida var. trifida (11/30/12) — Giant Ragweed, Great Ragweed
Amelanchier arborea (11/30/12) — Downy Serviceberry, Sarvisberry
Amelanchier canadensis (11/30/12) — Eastern Serviceberry, Canadian Serviceberry
Amelanchier laevis (11/30/12) — Allegheny Serviceberry, Smooth Serviceberry
Amelanchier obovalis (11/30/12) — Coastal Plain Serviceberry, Pocosin Shadbush
Amelanchier sanguinea (11/30/12) — Roundleaf Serviceberry, New England Serviceberry
Amelanchier spicata (5/21/15) — Running Serviceberry, Dwarf Serviceberry
Amianthium muscitoxicum (11/30/12) — Fly-poison
Ammannia coccinea (11/30/12) — Red Toothcup, valley redstem
Amorpha confusa (11/30/12) — Savanna Indigo-bush
Amorpha fruticosa (11/30/12) — False Indigo, Tall Indigo-bush
Amorpha georgiana (11/30/12) — Georgia Indigo-bush
Amorpha glabra (11/30/12) — Mountain Indigo-bush, Appalachian Indigo-bush, Mountain Indigo, Mountain False Indigo
Amorpha herbacea var. herbacea (11/30/12) — Leadplant, Dwarf Indigo-bush
Amorpha schwerinii (11/30/12) — Piedmont Indigo-bush
Ampelaster carolinianus (11/30/12) — Climbing Aster
Ampelopsis cordata (11/30/12) — American Ampelopsis, Raccoon-grape, False-grape
Ampelopsis glandulosa (5/21/15) — Porcelain-berry, Amur Peppervine
Amphicarpaea bracteata + (5/21/15) — American Hog-peanut
Amphicarpum amphicarpon (5/21/15) — Pinebarrens Peanut-grass, Pinebarrens Goober-grass, New Jersey Goober-grass
Amsonia ciliata (11/30/12) — Sandhills Bluestar, Fringed Bluestar
Amsonia illustris (5/21/15) — Swamp Bluestar, Ozark Bluestar
Amsonia ludoviciana (11/30/12) — Louisiana Bluestar
Amsonia rigida (11/30/12) — Stiff Bluestar, Pond Bluestar, Marsh Bluestar
Amsonia tabernaemontana var. tabernaemontana (11/30/12) — Wideleaf Bluestar, Blue Dogbane
Anaphalis margaritacea (11/30/12) — Pearly Everlasting
Anchistea virginica (5/21/15) — Virginia Chain Fern
Andromeda polifolia var. latifolia (5/15/11) — Bog-rosemary
Andropogon capillipes (11/30/12) — Dryland White Bluestem, Chalky Bluestem
Andropogon floridanus (11/30/12) — Florida Bluestem
Andropogon gerardii (11/30/12) — Big Bluestem, Turkeyfoot
Andropogon glaucopsis (11/30/12) — Big Chalky Bluestem, Coastal Bluestem
Andropogon glomeratus (11/30/12) — Common Bushy Bluestem, Bushy Beardgrass, Bog Broomsedge, Clustered Bluestem
Andropogon gyrans (11/30/12) — Elliott's Bluestem
Andropogon hirsutior (5/21/15) — Savanna Bushy Bluestem, Hairy Bluestem
Andropogon longiberbis (11/30/12) — Longbeard Bluestem
Andropogon mohrii (11/30/12) — Mohr's Bluestem, Tawny Bluestem, Bog Bluestem
Andropogon perangustatus (11/30/12) — Narrow-leaved Bluestem
Andropogon tenuispatheus (11/30/12) — Maritime Bushy Bluestem, Bushy Beardgrass
Andropogon ternarius var. ternarius (11/30/12) — Splitbeard Bluestem, Silvery Bluestem
Andropogon virginicus var. decipiens (11/30/12) — Deceptive Bluestem, Deceptive Broomsedge
Andropogon virginicus var. virginicus (11/30/12) — Broomsedge, Broomsedge Bluestem, Old-field Broomstraw, "Sedge Grass"
Anemone acutiloba (11/30/12) — Sharp-lobed Hepatica, Sharp-lobed Liverleaf
Anemone americana (11/30/12) — Round-lobed Hepatica, Round-lobed Liverleaf
Anemone berlandieri (11/30/12) — Eastern Prairie Anemone, Ten-petal Anemone, Southern Thimbleweed, Glade Windflower
Anemone canadensis (11/30/12) — Canada Anemone
Anemone caroliniana (11/30/12) — Carolina Anemone, Prairie Anemone
Anemone lancifolia (11/30/12) — Mountain Anemone, Lanceleaf Anemone
Anemone quinquefolia (11/30/12) — Wood Anemone
Anemone virginiana var. virginiana (11/30/12) — Thimbleweed, Tall Anemone
Angelica atropurpurea (5/21/15) — Purple Angelica
Angelica triquinata (5/21/15) — Mountain Angelica, Filmy Angelica, Appalachian Angelica
Angelica venenosa (5/21/15) — Hairy Angelica, Downy Angelica, Deadly Angelica
Antennaria howellii ssp. neodioica (11/30/12) — Pussytoes
Antennaria neglecta (11/30/12) — Field Pussytoes
Antennaria parlinii ssp. fallax (11/30/12) — Big-head Pussytoes
Antennaria parlinii ssp. parlinii (5/21/15) — Parlin's Pussytoes
Antennaria plantaginifolia (11/30/12) — Plantain Pussytoes, Plantain-leaved Pussytoes
Antennaria solitaria (11/30/12) — Solitary Pussytoes, Southern Single-head Pussytoes
Anthemis arvensis (11/30/12) — Corn Chamomile, Field Chamomile
Anthemis cotula (11/30/12) — Stinking Chamomile, Stinking Mayweed, Dog-fennel
Anthoxanthum odoratum (11/30/12) — Sweet Vernal Grass
Anthriscus caucalis (5/21/15) — Bur Chervil, Bur-parsley
Anthriscus cerefolium (5/21/15) — Garden Chervil
Anthriscus sylvestris ssp. sylvestris (5/21/15) — Cow Chervil, Wild Chervil, Cow-parsley
Anticlea glauca (5/21/15) — White Death-camas, White Camass
Antigonon leptopus (11/30/12) — Love-chain, Queen's-jewels, Confederate-vine, Corallita
Aphanes australis (5/21/15) — Parsley-piert, slender parsley piert
Aphyllon uniflorum (5/21/15) — One-flowered Cancer-root, One-flowered Broomrape
Apios americana (11/30/12) — Common Groundnut
Aplectrum hyemale (11/30/12) — Puttyroot, Adam-and-Eve
Apocynum androsaemifolium (11/30/12) — Spreading Dogbane
Apocynum cannabinum (11/30/12) — Indian-hemp, Hemp Dogbane, Marion's Weed
Apocynum Xfloribundum (11/30/12) — Dogbane
Aquilegia canadensis (11/30/12) — Eastern Columbine, Canada Columbine
Arabidopsis lyrata ssp. lyrata (5/21/15) — Lyreleaf Rockcress, Dwarf Rockcress
Arabidopsis thaliana (11/30/12) — Mouse-ear Cress
Arabis georgiana (11/30/12) — Georgia Rockcress
Arabis patens (11/30/12) — Spreading Rockcress
Arachis glabrata (11/30/12) — Grassnut
Arachis hypogaea (11/30/12) — Peanut
Aralia hispida (11/30/12) — Bristly Sarsaparilla
Aralia nudicaulis (11/30/12) — Wild Sarsaparilla
Aralia racemosa (11/30/12) — Spikenard
Aralia spinosa (11/30/12) — Devil's Walkingstick, Hercules-club, Prickly Aralia, Prickly-ash
Arctium lappa (5/21/15) — Great Burdock
Arctium minus (11/30/12) — Common Burdock
Arctostaphylos uva-ursi (11/30/12) — Bearberry, Kinnikinick
Ardisia crenata (11/30/12) — Coral Ardisia, Hen's Eyes, Coralberry, Marlberry
Arenaria lanuginosa var. lanuginosa (5/21/15) — Spreading Sandwort
Arenaria leptoclados (5/21/15) — Small Thyme-leaved Sandwort, Slender Sandwort
Arenaria serpyllifolia (5/21/15) — Large Thyme-leaved Sandwort
Arethusa bulbosa (11/30/12) — Bog-rose, Dragon's-mouth, Arethusa
Argemone albiflora var. albiflora (11/30/12) — White Prickly-poppy, Carolina Poppy
Argemone mexicana (11/30/12) — Mexican Prickly-poppy, Mexican Poppy
Arisaema acuminatum (5/21/15) — Florida Jack in the Pulpit
Arisaema dracontium (5/21/15) — Green Dragon
Arisaema pusillum (5/21/15) — Small Jack in the Pulpit
Arisaema quinatum (5/21/15) — Southern Jack in the Pulpit, Preacher John, Prester-John
Arisaema stewardsonii (5/21/15) — Bog Jack in the Pulpit, Northern Jack in the Pulpit
Arisaema triphyllum (5/21/15) — Common Jack in the Pulpit , Indian Turnip
Aristida beyrichiana (11/30/12) — Southern Wiregrass
Aristida condensata (11/30/12) — Big Three-awn
Aristida longespica (11/30/12) — Southeastern Slim-spike Three-awn
Aristida purpurascens (11/30/12) — Arrowfeather, Arrowfeather Three-awn
Aristida spiciformis (11/30/12) — Bottlebrush Three-awn, Spike Three-awn
Aristida stricta (11/30/12) — Carolina Wiregrass, Pineland Three-awn
Aristida tuberculosa (11/30/12) — Seabeach Needlegrass, Sandhills Three-Awn
Arnica acaulis (11/30/12) — Leopard's-bane, Southeastern Arnica
Arnoglossum atriplicifolium (11/30/12) — Pale Indian Plantain
Arnoglossum diversifolium (11/30/12) — Variable-leaf Indian Plantain
Arnoglossum ovatum var. lanceolatum (11/30/12) — Savanna Indian Plantain
Arnoglossum ovatum var. ovatum (11/30/12) — Broadleaf Indian Plantain, Ovateleaf Indian Plantain, Ovateleaf Cacalia
Arnoglossum reniforme (11/30/12) — Great Indian Plantain
Aronia arbutifolia (11/30/12) — Red Chokeberry
Aronia melanocarpa (11/30/12) — Black Chokeberry
Aronia prunifolia (11/30/12) — Purple Chokeberry
Artemisia ludoviciana (11/30/12) — White Sage, Prairie Sage
Artemisia stelleriana (5/21/15) — Beach Wormwood, Dusty Miller, Hoary Mugwort, Oldwoman
Artemisia vulgaris (11/30/12) — Mugwort, Felon Herb
Arthraxon hispidus var. hispidus (11/30/12) — Basket Grass, Small Carpgrass
Arum italicum ssp. italicum (5/21/15) — Italian Arum, Italian Lords and Ladies
Aruncus dioicus var. dioicus (11/30/12) — Eastern Goatsbeard, Bride's Feathers
Arundinaria appalachiana (5/21/15) — Hill Cane
Arundinaria gigantea (5/21/15) — River Cane, Giant Cane
Arundinaria tecta (5/21/15) — Switch Cane, Small Cane
Arundo donax (11/30/12) — Giant Reed
Asarum acuminatum (11/30/12) — Wild Ginger
Asarum canadense (11/30/12) — Common Wild Ginger
Asarum reflexum (11/30/12) — Wild Ginger
Asclepias amplexicaulis (11/30/12) — Clasping Milkweed, Blunt-leaved Milkweed, Wavyleaf Milkweed
Asclepias cinerea (11/30/12) — Carolina Milkweed, Walter's Milkweed
Asclepias connivens (11/30/12) — Largeflower Milkweed
Asclepias exaltata (11/30/12) — Poke Milkweed, Tall Milkweed
Asclepias hirtella (11/30/12) — Barrens Milkweed
Asclepias humistrata (11/30/12) — Fleshy Milkweed, Pinewoods Milkweed
Asclepias incarnata var. pulchra (11/30/12) — Eastern Swamp Milkweed
Asclepias lanceolata (11/30/12) — Few-flower Milkweed, Red Milkweed
Asclepias longifolia (11/30/12) — Longleaf Milkweed, Savanna Milkweed
Asclepias michauxii (11/30/12) — Michaux's Milkweed
Asclepias obovata (5/21/15) — Pineland Milkweed, Green Milkweed
Asclepias pedicellata (11/30/12) — Stalked Milkweed, Savanna Milkweed
Asclepias perennis (11/30/12) — Smoothseed Milkweed, Swampforest Milkweed, Swamp Milkweed
Asclepias purpurascens (11/30/12) — Purple Milkweed
Asclepias quadrifolia (11/30/12) — Four-leaved Milkweed
Asclepias rubra (11/30/12) — Purple Savanna Milkweed, Red Milkweed, Bog Milkweed
Asclepias syriaca (11/30/12) — Common Milkweed
Asclepias tuberosa var. tuberosa (11/30/12) — Butterfly Milkweed, Common Butterflyweed, Pleurisy Root, Wind Root
Asclepias variegata (11/30/12) — White Milkweed , Red-ring Milkweed
Asclepias verticillata (11/30/12) — Whorled Milkweed, Narrowleaf Milkweed
Asclepias viridiflora (11/30/12) — Green Milkweed
Asclepias viridis (11/30/12) — Green Antelope-horn, Spider Milkweed, Green Milkweed
Asemeia grandiflora (11/30/12) — Showy Milkwort
Asimina incana (11/30/12) — Flag Pawpaw, Polecat Bush, Woolly Pawpaw
Asimina parviflora (11/30/12) — Small-flowered Pawpaw, Small-fruited Pawpaw, Dwarf Pawpaw
Asimina reticulata (11/30/12) — Netleaf Pawpaw
Asimina triloba (11/30/12) — Common Pawpaw, Indian-banana
Asparagus aethiopicus (11/30/12) — Sprenger‚Äôs Asparagus-fern, Emerald-fern
Asparagus officinalis (11/30/12) — Garden Asparagus, Sparrowgrass
Asplenium heteroresiliens (11/30/12) — Marl Spleenwort, Carolina Spleenwort, Wagner's Spleenwort, Morzenti's Spleenwort
Asplenium monanthes (11/30/12) — Single-sorus Spleenwort, One-sorus Spleenwort
Asplenium montanum (11/30/12) — Mountain Spleenwort
Asplenium pinnatifidum (11/30/12) — Lobed Spleenwort
Asplenium platyneuron (11/30/12) — Ebony Spleenwort
Asplenium resiliens (11/30/12) — Blackstem Spleenwort
Asplenium rhizophyllum (11/30/12) — Walking Fern
Asplenium trichomanes ssp. trichomanes (11/30/12) — Maidenhair Spleenwort
Aster tataricus (11/30/12) — Tartarian Aster
Astilbe biternata (11/30/12) — Appalachian False Goatsbeard
Astragalus canadensis var. canadensis (11/30/12) — Canada Milkvetch
Astragalus michauxii (11/30/12) — Sandhills Milkvetch, Michaux's Milkvetch
Astranthium integrifolium (11/30/12) — eastern western-daisy
Astrolepis sinuata ssp. sinuata (5/21/15) — Wavy Cloak Fern, Wavy Scaly Cloak Fern
Athyrium angustum (5/21/15) — Northern Lady Fern
Athyrium asplenioides (5/21/15) — Southern Lady Fern
Atriplex prostrata (5/21/15) — Thinleaf Orach, Fat-hen
Aucuba japonica (5/21/15) — Aucuba, Japanese-laurel, Spotted-laurel
Aureolaria flava (11/30/12) — Smooth False-foxglove, Eastern Smooth Oak-leach
Aureolaria laevigata (11/30/12) — Appalachian Oak-leach, Smooth False-foxglove
Aureolaria patula (11/30/12) — Cumberland Oak-leach, Spreading Yellow Foxglove
Aureolaria pectinata (11/30/12) — Southern Oak-leach, Sticky False-foxglove
Aureolaria pedicularia (11/30/12) — Fern-leaf False-foxglove, Annual Oak-leach
Aureolaria virginica (11/30/12) — Downy False-foxglove, Downy Oak-leach, Virginia Oak-leach
Avena sativa (11/30/12) — Domestic Oats
Avenella flexuosa (5/21/15) — Appalachian Hairgrass, Crinkled Hairgrass, Common Hairgrass, Wavy Hairgrass
Axonopus fissifolius (11/30/12) — Common Carpetgrass
Axonopus furcatus (11/30/12) — Big Carpetgrass
Azolla caroliniana (5/21/15) — Eastern Mosquito Fern, Water Fern
Azolla filiculoides (5/21/15) — Large Mosquito Fern
Baccharis angustifolia (11/30/12) — False-willow, False Saltwater Willow
Baccharis glomeruliflora (11/30/12) — Groundsel Tree
Baccharis halimifolia (11/30/12) — Silverling, Groundsel Tree, Consumption Weed, Sea Myrtle
Bacopa caroliniana (11/30/12) — Blue Water-hyssop, Sweet Water-hyssop, Carolina Water-hyssop, Lemon Bacopa
Bacopa innominata (11/30/12) — Tropical Water-hyssop
Balduina angustifolia (5/21/15) — coastal plain honeycomb-head
Balduina atropurpurea (5/21/15) — Purple-disk Honeycomb-head, Bog Honeycomb-head, Purple Balduina, Purple Honeycomb-head
Balduina uniflora (5/21/15) — Savanna Honeycomb-head, Yellow Balduina
Bambusa vulgaris (11/30/12) — Common Bamboo
Baptisia alba (11/30/12) — Thick-pod White Wild Indigo
Baptisia albescens (11/30/12) — Narrow-pod White Wild Indigo, Spiked Wild Indigo
Baptisia arachnifera (11/30/12) — Hairy Rattleweed, Hairy Wild Indigo
Baptisia australis var. aberrans (11/30/12) — Eastern Prairie Blue Wild Indigo, Glade Wild Indigo
Baptisia australis var. australis (11/30/12) — Tall Blue Wild Indigo, Streamside Blue Indigo
Baptisia bracteata (11/30/12) — Creamy Wild Indigo
Baptisia cinerea (11/30/12) — Carolina Wild Indigo
Baptisia lanceolata var. lanceolata (11/30/12) — Gopherweed, Lanceleaf Wild Indigo
Baptisia leucantha (11/30/12) — white wild indigo
Baptisia leucophaea + (11/30/12) — longbract wild indigo
Baptisia megacarpa (11/30/12) — Apalachicola Wild Indigo, Bigpod Wild Indigo
Baptisia nuttalliana (11/30/12) — Nuttall's wild indigo
Baptisia perfoliata (11/30/12) — Gopherweed, Catbells
Baptisia tinctoria (11/30/12) — Horsefly Weed, Yellow Wild Indigo, Yellow False-indigo, Rattleweed
Barbarea verna (5/21/15) — Early Winter-cress, Creasy
Barbarea vulgaris (5/21/15) — Common Winter-cress, Yellow Rocket, Creasy
Bartonia verna (5/21/15) — Spring Bartonia, White Bartonia, White Screwstem
Bartonia virginica (5/21/15) — Virginia Bartonia, Yellow Screwstem, Yellow Bartonia, Common Bartonia
Batis maritima (5/21/15) — Saltwort, Beachwort, Batis, Turtleweed
Bejaria racemosa (11/30/12) — Tarflower, Flycatcher
Berberis bealei (5/21/15) — Leatherleaf Mahonia, Chinese Mahonia, Holly-grape
Berberis canadensis (11/30/12) — American Barberry, Allegheny Barberry
Berberis julianae (5/21/15) — Evergreen Barberry, Wintergreen Barberry
Berberis nervosa (5/21/15) — Cascade Oregon Grape, Cascades Mahonia
Berberis repens (5/21/15) — Creeping Oregon Grape
Berberis thunbergii (11/30/12) — Japanese Barberry
Berberis vulgaris (11/30/12) — European Barberry, Common Barberry
Berchemia scandens (5/21/15) — Supplejack, American Rattan, Rattan-vine
Berlandiera pumila var. pumila (5/21/15) — Eastern Green-eyes
Betula alleghaniensis (11/30/12) — Yellow Birch
Betula cordifolia (11/30/12) — Mountain Paper Birch
Betula lenta var. lenta (11/30/12) — Sweet Birch, Cherry Birch, Black Birch, "Mahogany"
Betula nigra (11/30/12) — River Birch, Red Birch
Betula papyrifera (11/30/12) — Canoe Birch, Paper Birch
Betula populifolia (11/30/12) — Gray Birch, White Birch
Bidens alba var. radiata (11/30/12) — Hairy Beggar-ticks, Shepherd's Needle
Bidens aristosa (11/30/12) — Ditch Daisy, Bur-marigold, Midwestern Tickseed-sunflower
Bidens bipinnata (11/30/12) — Spanish Needles
Bidens cernua (11/30/12) — Nodding Bur-marigold
Bidens frondosa (11/30/12) — Devil's Beggar-ticks, Annual Beggar's Ticks
Bidens laevis (11/30/12) — Showy Bur-marigold, Smooth Beggarticks
Bidens mitis (11/30/12) — Coastal Plain Tickseed-sunflower
Bidens pilosa (11/30/12) — Hairy Beggar-ticks
Bidens polylepis (11/30/12) — Ditch Daisy, Bur-marigold, Ozark Tickseed-sunflower
Bidens vulgata (11/30/12) — Tall Beggar-ticks
Bigelowia nuttallii (11/30/12) — Nuttall's Rayless Goldenrod
Bignonia capreolata (11/30/12) — Cross-vine
Blephilia ciliata (11/30/12) — Diabase Woodmint, Horsemint, Downy Woodmint
Blephilia hirsuta (5/21/15) — Hairy Woodmint
Boechera burkii (5/21/15) — Burk's Smooth Rockcress
Boechera canadensis (11/30/12) — Sicklepod, Canada Rockcress
Boechera laevigata (5/21/15) — Common Smooth Rockcress
Boechera missouriensis (11/30/12) — Missouri Rockcress
Boehmeria cylindrica (5/21/15) — False Nettle
Boehmeria nivea (5/21/15) — Ramie
Boerhavia diffusa (5/21/15) — Red Spiderling, Spreading Hogweed
Boerhavia erecta (5/21/15) — Erect Spiderling
Bolboschoenus robustus (5/21/15) — Saltmarsh Bulrush
Boltonia asteroides var. glastifolia (11/30/12) — Eastern Doll's Daisy, White Doll's Daisy, False Aster, Boltonia
Boltonia caroliniana (11/30/12) — Carolina Doll's Daisy, Boltonia
Boltonia diffusa var. diffusa (11/30/12) — Southern Doll's Daisy, Boltonia
Borrichia frutescens (5/21/15) — Seaside Oxeye
Botrychium matricariifolium (11/30/12) — Daisyleaf Moonwort
Botrychium simplex var. simplex (11/30/12) — Least Moonwort
Botrypus virginianus (11/30/12) — Rattlesnake Fern, Sang-find
Bouteloua curtipendula var. curtipendula (5/21/15) — Side-oats Grama
Bowlesia incana (5/21/15) — Hoary Bowlesia
Boykinia aconitifolia (5/21/15) — Brook-saxifrage, Eastern Boykinia, Allegheny Brookfoam, Aconite-saxifrage
Brachyelytrum aristosum (5/21/15) — Northern Shorthusk
Brachyelytrum erectum (5/21/15) — Common Shorthusk
Bradburia pilosa (5/21/15) — Soft Golden-aster, Hairy Golden-aster
Brasenia schreberi (11/30/12) — Water-shield, Purple Wen-dock
Brassica juncea (11/30/12) — Mustard Greens, Indian Mustard, Brown Mustard, Chinese Mustard
Brassica napus (11/30/12) — Rape, Canola, Rutabaga
Brassica nigra (11/30/12) — Black Mustard, Charlock
Brassica rapa var. rapa (11/30/12) — Turnip, Field Mustard, Field Rape, Chinese Cabbage
Brickellia cordifolia (5/21/15) — Heartleaf Brickellia, Flyr's False-boneset
Brickellia eupatorioides var. eupatorioides (5/21/15) — Eastern False-boneset, Eastern False-eupatorium
Bromus arvensis (11/30/12) — Field Brome
Bromus catharticus var. catharticus (11/30/12) — Rescue Grass
Bromus commutatus (5/21/15) — Hairy Chess, Meadow Brome
Bromus hordeaceus ssp. hordeaceus (5/21/15) — Soft Chess, Lopgrass
Bromus inermis (11/30/12) — Smooth Brome, Hungarian Brome
Bromus japonicus (11/30/12) — Japanese Chess
Bromus pubescens (11/30/12) — Common Eastern Brome, Canada Brome
Bromus racemosus (5/21/15) — Smooth Brome
Bromus secalinus (11/30/12) — Cheat, Common Chess, Ryebrome
Bromus sterilis (11/30/12) — Poverty Brome, Barren Brome, Cheatgrass
Bromus tectorum (11/30/12) — Downy Brome, Downy Chess, Downy Cheat, Cheatgrass
Broussonetia papyrifera (11/30/12) — Paper Mulberry
Brunnichia ovata (11/30/12) — Buckwheat-vine, Eardrop-vine, Ladies Eardrops, Redvine
Bryodesma rupestre (5/21/15) — Rock Spikemoss
Bryodesma tortipilum (5/21/15) — Twisted-hair Spikemoss
Buchnera americana (11/30/12) — American Bluehearts, Prairie Bluehearts, Plains Bluehearts
Buchnera floridana (11/30/12) — Savanna Bluehearts, Florida Bluehearts, Buchnera
Buckleya distichophylla (5/21/15) — Buckleya, Piratebush
Buddleja davidii (11/30/12) — Orange-eye Butterflybush, Summer-lilac
Buddleja lindleyana (11/30/12) — Lindley's Butterflybush
Buglossoides arvensis ssp. arvensis (11/30/12) — Corn Gromwell
Bulbostylis barbata (5/21/15) — Old World Hairsedge
Bulbostylis ciliatifolia (11/30/12) — Savannah Hairsedge
Bulbostylis coarctata (11/30/12) — Elliott's Hairsedge
Bulbostylis stenophylla (5/21/15) — sandy field hairsedge
Bulbostylis warei (11/30/12) — Ware's Hairsedge
Bupleurum rotundifolium (11/30/12) — Hound's-ear, Hare's-ear, Thoroughwax
Burmannia biflora (5/21/15) — Violet Burmannia, Blue Burmannia
Butia odorata (5/21/15) — Pindo Palm, South American Jelly Palm, Brazilian Butia
Cabomba caroliniana (11/30/12) — Fanwort, Carolina Fanwort
Cakile harperi (5/21/15) — Southeastern Sea Rocket
Calamagrostis coarctata (5/21/15) — Nuttall's Reedgrass
Calamagrostis epigejos (5/21/15) — Bushgrass, Feathertop
Calamagrostis porteri ssp. porteri (5/21/15) — Porter's Reedgrass
Callicarpa americana (5/21/15) — American Beautyberry, French Mulberry, Beautybush
Callicarpa dichotoma (5/21/15) — Chinese Beautyberry, Purple Beautyberry
Callicarpa japonica (5/21/15) — Japanese Beautyberry
Callirhoe pedata (11/30/12) — Palmleaf Poppy-mallow
Callitriche heterophylla var. heterophylla (11/30/12) — Waterstar, Common Water-starwort
Callitriche stagnalis (5/21/15) — Pond Water-starwort, European waterstarwort
Calopogon barbatus (11/30/12) — Bearded Grass-pink
Calopogon multiflorus (11/30/12) — Many-flowered Grass-pink
Calopogon oklahomensis (11/30/12) — Oklahoma Grass-pink
Calopogon pallidus (11/30/12) — Pale Grass-pink
Calopogon tuberosus var. tuberosus (11/30/12) — Common Grass-pink
Caltha palustris var. palustris (5/21/15) — Marsh Marigold, Cowslip
Calycanthus floridus (11/30/12) — Sweetshrub, Carolina Allspice, Strawberry-shrub, Sweet Bubby-bush
Calycocarpum lyonii (11/30/12) — Cupseed, Lyonia-vine
Calyptocarpus vialis (5/21/15) — Straggler-daisy, Lawnflower
Calystegia catesbeiana ssp. catesbeiana (5/21/15) — Catesby's Bindweed, Catesby's False Bindweed
Calystegia catesbeiana ssp. sericata (5/21/15) — Blue Ridge Bindweed, Silky Bindweed, Downy False Bindweed
Calystegia sepium + (11/30/12) — Hedge Bindweed
Calystegia silvatica ssp. fraterniflora (5/21/15) — Twin-flowered Bindweed, Short-stalk False Bindweed
Calystegia spithamaea ssp. spithamaea (11/30/12) — Low Bindweed, Upright Bindweed
Calystegia spithamaea ssp. stans (11/30/12) — Shale Bindweed
Camassia scilloides (11/30/12) — Wild Hyacinth, Eastern Camas Lily, Quamash Lily
Camellia japonica (5/21/15) — Camellia
Camellia sasanqua (5/21/15) — Sasanqua, Sasanqua Camellia
Camellia sinensis (5/21/15) — Tea
Campanula americana (11/30/12) — Tall Bellflower
Campanula aparinoides var. aparinoides (5/21/15) — Marsh Bellflower, Bedstraw Bellflower
Campanula aparinoides var. grandiflora (5/21/15) — marsh bellflower
Campanula divaricata (11/30/12) — Southern Harebell, Appalachian Bellflower
Campanula rapunculoides (5/21/15) — European Bellflower, Rampion Bellflower, Rover Bellflower
Campanula rotundifolia (11/30/12) — Scotch Harebell, Bluebell, Bluebell-of-Scotland
Campsis radicans (11/30/12) — Trumpet-creeper, Trumpet Vine, Cow-Itch Vine
Canna flaccida (5/21/15) — Golden Canna, Yellow Canna, Indian Shot
Cantinoa mutabilis (5/21/15) — Tropical Bushmint
Capnoides sempervirens (11/30/12) — Pale Corydalis, Rock Harlequin, Pink Corydalis, Tall Corydalis
Capsella bursa-pastoris (11/30/12) — Common Shepherd's Purse
Cardamine angustata (11/30/12) — Eastern Slender Toothwort
Cardamine bulbosa (11/30/12) — Bulbous Bittercress, Spring Cress
Cardamine clematitis (11/30/12) — Clematis-leaved Bittercress, Mountain Bittercress
Cardamine concatenata (11/30/12) — Cutleaf Toothwort
Cardamine diphylla (11/30/12) — Broadleaf Toothwort, Crinkleroot, Pepperroot
Cardamine dissecta (11/30/12) — Dissected Toothwort, Fineleaf Toothwort
Cardamine douglassii (11/30/12) — Limestone Bittercress, Douglass's Bittercress, Purple Cress, Pink Spring-cress
Cardamine flagellifera + (11/30/12) — Blue Ridge Bittercress
Cardamine flexuosa (11/30/12) — Woodland Bittercress
Cardamine hirsuta (11/30/12) — Hairy Bittercress
Cardamine impatiens (5/21/15) — Narrowleaf Bittercress
Cardamine micranthera (11/30/12) — Streambank Bittercress, Small-anthered Bittercress
Cardamine parviflora var. arenicola (11/30/12) — Sand Bittercress, Small-flowered Bittercress
Cardamine pensylvanica (11/30/12) — Pennsylvania Bittercress, Quaker Bittercress
Cardamine rotundifolia (11/30/12) — Mountain Watercress, American Bittercress
Cardiospermum halicacabum (11/30/12) — Balloon Vine, Love-in-a-puff, Heartseed
Carduus acanthoides ssp. acanthoides (11/30/12) — Plumeless Thistle
Carduus nutans (11/30/12) — Nodding Thistle, Musk Thistle
Carex abscondita (11/30/12) — thicket sedge
Carex albolutescens (5/21/15) — Greenish-white Sedge
Carex albursina (11/30/12) — White Bear Sedge
Carex annectens (11/30/12) — Yellowfruit Sedge
Carex appalachica (11/30/12) — Appalachian Sedge
Carex austrocaroliniana (11/30/12) — South Carolina Sedge
Carex baileyi (11/30/12) — Bailey's Sedge
Carex basiantha (5/21/15) — Southern Willdenow's Sedge
Carex biltmoreana (11/30/12) — Biltmore Sedge, Granite Dome Sedge
Carex blanda (11/30/12) — eastern woodland sedge
Carex bromoides ssp. bromoides (11/30/12) — Common Brome Sedge
Carex bromoides ssp. montana (11/30/12) — Blue Ridge Brome Sedge
Carex caroliniana (11/30/12) — Carolina Sedge
Carex cephalophora (11/30/12) — oval-leaf sedge
Carex cherokeensis (5/21/15) — Cherokee Sedge
Carex collinsii (11/30/12) — Collins' Sedge
Carex corrugata (11/30/12) — prune-fruit sedge
Carex crawei (11/30/12) — Crawe's Sedge
Carex crinita var. crinita (11/30/12) — Fringed Sedge, Drooping Sedge
Carex debilis (11/30/12) — white edge sedge
Carex decomposita (11/30/12) — Cypress-knee Sedge, Epiphytic Sedge
Carex digitalis + (11/30/12) — slender woodland sedge
Carex flaccosperma (11/30/12) — thinfruit sedge
Carex folliculata (11/30/12) — northern long sedge
Carex frankii (11/30/12) — Frank's sedge
Carex fraseriana (11/30/12) — Fraser's Sedge, Lily-leaf Sedge
Carex glaucescens (11/30/12) — Blue Sedge, Southern Sedge
Carex gracilescens (11/30/12) — Slender Sedge
Carex gravida (5/21/15) — Heavy Sedge, Pregnant Sedge
Carex grayi (11/30/12) — Asa Gray's Sedge
Carex grisea (11/30/12) — inflated narrow-leaf sedge
Carex gynandra (11/30/12) — Mountain Fringed Sedge
Carex intumescens var. intumescens (11/30/12) — greater bladder sedge
Carex jamesii (5/21/15) — James's Sedge
Carex kobomugi (11/30/12) — Japanese Sand Sedge, Japanese Sedge, Sea Isle Sedge, Asiatic Sand Sedge
Carex laevivaginata (11/30/12) — smoothsheath sedge
Carex laxiculmis var. laxiculmis (11/30/12) — spreading sedge
Carex laxiflora (11/30/12) — broad looseflower sedge
Carex leptalea + (11/30/12) — bristlystalked sedge
Carex longii (5/21/15) — Long's Sedge
Carex lupuliformis (5/21/15) — False Hop Sedge
Carex lupulina (5/21/15) — Hop Sedge
Carex lurida (11/30/12) — shallow sedge
Carex misera (11/30/12) — Wretched Sedge
Carex mitchelliana (11/30/12) — Mitchell's Sedge
Carex nigromarginata (11/30/12) — Black-edged Sedge
Carex oxylepis (11/30/12) — sharpscale sedge
Carex pensylvanica (11/30/12) — Pennsylvania Sedge, High Meadow Sedge
Carex picta (11/30/12) — Painted Sedge
Carex pigra (11/30/12) — Lazy Sedge
Carex plantaginea (11/30/12) — Seersucker Sedge, Plantainleaf Sedge
Carex platyphylla (11/30/12) — Broadleaf Sedge
Carex prasina (11/30/12) — Necklace Sedge, Drooping Sedge
Carex radfordii (11/30/12) — Radford's Sedge
Carex rosea (11/30/12) — Rosy Sedge
Carex scabrata (11/30/12) — Rough Sedge
Carex striata var. striata (5/21/15) — Walter‚Äôs Sedge, Pocosin Sedge
Carex striatula (11/30/12) — lined sedge
Carex stricta (11/30/12) — Tussock Sedge
Carex styloflexa (11/30/12) — bent sedge
Carex superata (5/21/15) — Limestone Forest Sedge
Carex swanii (11/30/12) — Swan's sedge
Carex torta (11/30/12) — Twisted Sedge, Streambed Sedge
Carex tribuloides var. tribuloides (11/30/12) — blunt broom sedge
Carex typhina (11/30/12) — cattail sedge
Carex umbellata (11/30/12) — Parasol Sedge
Carex verrucosa (11/30/12) — warty sedge
Carex virescens (11/30/12) — ribbed sedge
Carex vulpinoidea (11/30/12) — fox sedge
Carex willdenowii (5/21/15) — Willdenow's Sedge
Carex woodii (11/30/12) — Wood's Sedge
Carphephorus bellidifolius (11/30/12) — Sandhill Chaffhead, Carphephorus
Carphephorus corymbosus (11/30/12) — Florida Paintbrush
Carphephorus tomentosus (11/30/12) — Sticky Chaffhead
Carpinus caroliniana + (11/30/12) — Musclewood, American Hornbeam, Blue-beech, Ironwood
Cartrema americanum (5/21/15) — Devilwood, Wild Olive
Carya aquatica (11/30/12) — Water Hickory, Bitter Pecan
Carya carolinae-septentrionalis (5/21/15) — Carolina Shagbark Hickory, Southern Shagbark Hickory, Carolina Hickory
Carya cordiformis (11/30/12) — Bitternut Hickory
Carya floridana (5/21/15) — Scrub Hickory
Carya glabra (5/21/15) — Pignut Hickory
Carya illinoinensis (11/30/12) — Pecan
Carya laciniosa (11/30/12) — Big Shellbark Hickory, Kingnut Hickory
Carya myristiciformis (5/21/15) — Nutmeg Hickory
Carya ovalis (5/21/15) — Red Hickory, Sweet Pignut Hickory
Carya ovata (5/21/15) — Common Shagbark Hickory
Carya pallida (11/30/12) — Sand Hickory, Pale Hickory
Carya texana (5/21/15) — Black Hickory
Carya tomentosa (5/21/15) — Mockernut Hickory, White Hickory
Castanea dentata (11/30/12) — American Chestnut
Castanea mollissima (11/30/12) — Chinese Chestnut
Castanea pumila (11/30/12) — Common Chinquapin, Chinkapin, Allegheny Chinquapin
Castanea sativa (11/30/12) — Spanish Chestnut, European Chestnut
Castilleja coccinea (11/30/12) — Eastern Indian Paintbrush
Casuarina equisetifolia ssp. equisetifolia (11/30/12) — Australian-pine, Horsetail Casuarina, Beach She-oak, Coastal She-oak
Catalpa bignonioides (5/21/15) — Southern Catalpa, Fishbait Tree, Cigar Tree
Catalpa ovata (5/21/15) — Chinese Catalpa
Catalpa speciosa (5/21/15) — Northern Catalpa, Indian Cigar Tree, Catawba Tree
Catharanthus roseus (5/21/15) — Rosy-periwinkle, Madagascar Periwinkle, Cayenne Jasmine
Caulophyllum thalictroides (11/30/12) — Common Blue Cohosh, Papooseroot, Green Vivian
Causonis japonica (5/21/15) — Bushkiller, Sorrel Vine
Cayaponia quinqueloba (11/30/12) — Five-lobed Cucumber, Melon-leaf Cucumber
Ceanothus americanus + (11/30/12) — New Jersey Tea, Redroot
Ceanothus herbaceus (11/30/12) — Prairie Redroot
Cedrus deodara (11/30/12) — Deodar cedar
Celastrus orbiculatus (11/30/12) — Oriental Bittersweet
Celastrus scandens (11/30/12) — American Bittersweet
Celtis laevigata (5/21/15) — Sugarberry, Southern Hackberry, Smooth Hackberry, Lowland Hackberry
Celtis occidentalis (5/21/15) — Northern Hackberry
Celtis sinensis (5/21/15) — Chinese Hackberry
Celtis smallii (5/21/15) — Small's Hackberry
Celtis tenuifolia (5/21/15) — Georgia Hackberry, Dwarf Hackberry
Cenchrus brownii (5/21/15) — slimbristle sandbur
Cenchrus ciliaris (5/21/15) — Buffelgrass
Cenchrus incertus (11/30/12) — Coastal Sandspur
Cenchrus longispinus (11/30/12) — Northern Sandspur, Common Sandspur
Cenchrus purpurascens (5/21/15) — Chinese Fountaingrass
Cenchrus setaceus (5/21/15) — Tender Fountaingrass
Cenchrus spicatus (5/21/15) — Pearl Millet
Cenchrus tribuloides (11/30/12) — Dune Sandbur, Dune Sandspur
Centaurea benedicta (11/30/12) — Blessed Thistle
Centaurea cyanus (11/30/12) — Bachelor's Buttons, Cornflower
Centaurea diffusa (11/30/12) — Tumble Knapweed
Centaurea jacea (11/30/12) — Brown Knapweed
Centaurea melitensis (5/21/15) — Maltese Star-thistle
Centaurea nigra (11/30/12) — Black Knapweed, Spanish-buttons
Centaurea nigrescens (11/30/12) — Tyrol Knapweed, Short-fringed Knapweed
Centaurea stoebe ssp. micranthos (11/30/12) — Spotted Knapweed, Bushy Knapweed
Centaurea Xmoncktonii (5/21/15) — Meadow Knapweed
Centella asiatica (11/30/12) — Centella, Coinleaf, False Pennywort
Centrosema virginianum (11/30/12) — Climbing Butterfly-pea, Spurred Butterfly-pea
Cephalanthus occidentalis (11/30/12) — Buttonbush
Cerastium brachypetalum (11/30/12) — Gray Mouse-ear, Gray Mouse-ear Chickweed
Cerastium fontanum ssp. vulgare (11/30/12) — Common Mouse-ear, Mouse-ear Chickweed
Cerastium glomeratum (11/30/12) — Sticky Mouse-ear, Sticky Chickweed, Sticky Mouse-ear Chickweed
Cerastium nutans (11/30/12) — Mouse-ear Chickweed
Cerastium semidecandrum (11/30/12) — Little Mouse-ear, Little Mouse-ear Chickweed
Ceratiola ericoides (11/30/12) — Florida Rosemary, Sandhill Rosemary, Sand Heath
Cercis canadensis var. canadensis (11/30/12) — Eastern Redbud, Judas Tree
Chaenomeles speciosa (11/30/12) — Common Flowering Quince
Chaerophyllum tainturieri (5/21/15) — Southern Chervil, Wild Chervil, Hairyfruit Chervil
Chamaecrista fasciculata var. fasciculata (11/30/12) — Common Partridge Pea, Showy Partridge Pea
Chamaecrista nictitans var. nictitans (11/30/12) — Common Sensitive-plant, Sensitive Partridge Pea
Chamaecyparis thyoides (11/30/12) — Atlantic White Cedar, Juniper
Chamaedaphne calyculata (11/30/12) — Leatherleaf, Cassandra
Chamaelirium luteum (5/21/15) — Fairywand, Devil's Bit
Chamerion platyphyllum (5/21/15) — Great Willow-herb, Fireweed
Chaptalia tomentosa (5/21/15) — Woolly Sunbonnets, Pineland Daisy, Night-nodding Bog-dandelion, Sunbonnets
Chasmanthium latifolium (11/30/12) — River Oats, Northern Sea Oats, Fish-on-a-Pole, Indian Woodoats
Chasmanthium laxum (11/30/12) — Slender Woodoats, Slender Spikegrass
Chasmanthium sessiliflorum var. sessiliflorum (11/30/12) — Longleaf Woodoats, Upland Oats, Longleaf Spikegrass
Chelidonium majus (11/30/12) — Greater Celandine, Rock-poppy, Swallow-wort
Chelone cuthbertii (11/30/12) — Cuthbert‚Äôs Turtlehead
Chelone glabra (11/30/12) — White Turtlehead
Chelone lyonii (11/30/12) — Mountain Turtlehead, Pink Turtlehead, Appalachian Turtlehead
Chelone obliqua + (11/30/12) — Purple Turtlehead
Chenopodium album (5/21/15) — Lambsquarters, Pigweed
Chimaphila maculata (11/30/12) — Pipsissewa, Striped Wintergreen, Spotted Wintergreen
Chimaphila umbellata var. cisatlantica (11/30/12) — Prince's-pine, Pipsissewa
Chimonanthus praecox (11/30/12) — Wintersweet
Chionanthus virginicus (11/30/12) — Fringetree, Grancy Graybeard, Old Man's Beard, Grandsir-graybeard
Christella dentata (5/21/15) — Downy Maiden Fern, Soft Fern, Downy Shield Fern
Christella species 1 (=kunthii) (5/21/15) — Kunth's Maiden Fern, Southern Shield Fern, Southern Wood Fern
Chrysogonum virginianum + (11/30/12) — Green-and-gold
Chrysoma pauciflosculosa (11/30/12) — Woody Goldenrod, Bush Goldenrod
Chrysopsis gossypina (11/30/12) — Woolly Golden-aster, Cottonleaf Golden-aster, Gossamer Golden-aster
Chrysopsis mariana (11/30/12) — Maryland Golden-aster
Chrysopsis subulata (5/21/15) — scrubland golden-aster
Chrysosplenium americanum (11/30/12) — Golden-saxifrage, Water-carpet, Water-mat
Cichorium intybus (11/30/12) — Chicory, Blue Sailors, Succory
Cicuta maculata var. maculata (11/30/12) — Water Hemlock, Spotted Cowbane
Cicuta mexicana (11/30/12) — Southern Water Hemlock
Cinna arundinacea (5/21/15) — Common Woodreed, Stout Woodreed, Sweet Woodreed
Cinnamomum camphora (11/30/12) — Camphortree
Circaea alpina ssp. alpina (5/21/15) — Alpine Enchanter's Nightshade, Smaller Enchanter's Nightshade
Circaea canadensis (5/21/15) — Canada Enchanter's Nightshade
Cirsium altissimum (11/30/12) — Tall Thistle
Cirsium arvense (11/30/12) — Canada Thistle, Field Thistle
Cirsium carolinianum (11/30/12) — Carolina Thistle, Spring Thistle, Soft Thistle
Cirsium discolor (11/30/12) — Field Thistle
Cirsium horridulum var. horridulum (11/30/12) — Common Yellow Thistle, Purple Thistle
Cirsium lecontei (11/30/12) — LeConte's Thistle
Cirsium muticum (11/30/12) — Swamp Thistle
Cirsium nuttallii (11/30/12) — Coastal Tall Thistle
Cirsium pumilum (11/30/12) — Pasture Thistle
Cirsium repandum (11/30/12) — Sandhill Thistle
Cirsium virginianum (11/30/12) — Virginia Thistle
Cirsium vulgare (11/30/12) — Bull Thistle
Cissus trifoliata (5/21/15) — Marine-ivy
Citrullus lanatus ssp. lanatus (5/21/15) — Watermelon
Citrus trifoliata (11/30/12) — Trifoliate Orange, Hardy Orange
Cladium jamaicense (5/21/15) — Sawgrass
Cladrastis kentukea (11/30/12) — Kentucky Yellowwood, Gopherwood
Claytonia caroliniana (11/30/12) — Carolina Spring-beauty
Claytonia virginica + (11/30/12) — Spring-beauty
Cleistesiopsis bifaria (5/21/15) — Appalachian Small Spreading Pogonia, Smaller Rosebud Orchid, Upland Spreading Pogonia
Cleistesiopsis divaricata (5/21/15) — Rosebud Orchid, Large Spreading Pogonia
Cleistesiopsis oricamporum (5/21/15) — Coastal Plain Small Spreading Pogonia
Clematis albicoma (11/30/12) — White-haired Leatherflower
Clematis catesbyana (11/30/12) — Coastal Virgin's Bower, Satin-curls, Climbing Clematis
Clematis crispa (11/30/12) — Southern Leatherflower, Marsh Clematis
Clematis fremontii (11/30/12) — Fremont's Leatherflower
Clematis glaucophylla (11/30/12) — White-leaved Leatherflower
Clematis occidentalis var. occidentalis (11/30/12) — Mountain Clematis, Purple Clematis
Clematis ochroleuca (11/30/12) — Curlyheads
Clematis reticulata (11/30/12) — Vase-vine
Clematis socialis (11/30/12) — Alabama Leatherflower
Clematis terniflora (11/30/12) — Sweet Autumn Clematis, Yam-leaved Clematis, Sweet Autumn Virgin's Bower
Clematis versicolor (11/30/12) — Pale Leatherflower
Clematis viorna (11/30/12) — Northern Leatherflower, Vase-vine
Clematis virginiana (11/30/12) — Virgin's Bower
Clematis vitalba (5/21/15) — Traveler‚Äôs Joy, Old Man's Beard
Clematis viticaulis (11/30/12) — Millboro Leatherflower
Cleome rutidosperma (5/15/11) — Cleome, Fringed Spiderflower
Clerodendrum bungei (11/30/12) — Clerodendrum, Rose Glorybower
Clerodendrum trichotomum var. ferrugineum (11/30/12) — Harlequin Glorybower
Clethra acuminata (11/30/12) — Mountain Sweet-pepperbush, Cinnamonbark, Cinnamon Clethra, Mountain White-alder
Clethra alnifolia (11/30/12) — Coastal Sweet-pepperbush, Coastal White-alder
Clethra tomentosa (11/30/12) — Downy Sweet-pepperbush, Downy White-alder
Cliftonia monophylla (5/21/15) — Buckwheat-tree, Black Titi, Buckwheat-bush
Clinopodium ashei (11/30/12) — Ashe's Savory, Ashe's Calamint, Ohoopee Dunes Wild Basil
Clinopodium calamintha (5/21/15) — Lesser Calamint, Basil-thyme
Clinopodium coccineum (11/30/12) — Scarlet Wild Basil, Scarlet Calamint, Red Mint Shrub
Clinopodium georgianum (11/30/12) — Georgia Savory, Georgia Basil, Georgia Calamint, False Peppermint
Clinopodium gracile (5/21/15) — Slender Wild Basil
Clinopodium vulgare (5/21/15) — Wild Basil
Clintonia borealis (11/30/12) — Bluebead-lily, Clinton's Lily, Yellow Clintonia, Yellow Bead Lily
Clintonia umbellulata (11/30/12) — Speckled Wood-lily, White Clintonia
Clitoria mariana var. mariana (11/30/12) — Butterfly-pea
Cnidoscolus stimulosus (11/30/12) — Spurge-nettle, Tread-softly, Bull-nettle, Finger-rot
Cocculus carolinus (11/30/12) — Carolina Moonseed, Coralbeads, Carolina Snailseed, Red Moonseed
Cocos nucifera (5/21/15) — Coconut Palm
Coincya monensis ssp. recurvata (5/21/15) — Wallflower-cabbage, Coincya
Coleataenia anceps ssp. anceps (5/21/15) — Beaked Panicum, Beaked Panicgrass
Coleataenia anceps ssp. rhizomata (5/21/15) — Small Beaked Panicum, Small Beaked Panicgrass
Coleataenia rigidula ssp. condensa (5/21/15) — Dense Panic Grass
Coleataenia rigidula ssp. rigidula (5/21/15) — Redtop Panic Grass
Collinsia verna (5/21/15) — Eastern Blue-eyed Mary
Collinsonia anisata (11/30/12) — Southern Horsebalm, Anise Horsebalm
Collinsonia canadensis (11/30/12) — Northern Horsebalm, Citronella, Canada Stoneroot, Canada Horsebalm
Collinsonia punctata (11/30/12) — Florida Horsebalm
Collinsonia tuberosa (11/30/12) — Tuberous Horsebalm, Stoneroot
Collinsonia verticillata (11/30/12) — Whorled Horsebalm
Colocasia esculenta (11/30/12) — Elephant's Ear, Taro, Dasheen
Comandra umbellata var. umbellata (5/21/15) — Eastern Bastard Toadflax
Commelina benghalensis (11/30/12) — Tropical Spiderwort, Bengal Dayflower
Commelina caroliniana (5/21/15) — Indian Dayflower
Commelina communis (11/30/12) — Asiatic Dayflower, Common Dayflower
Commelina diffusa (11/30/12) — Spreading Dayflower, Creeping Dayflower
Commelina erecta var. angustifolia (11/30/12) — Sand Dayflower, Pineland Dayflower
Commelina erecta var. erecta (11/30/12) — Erect Dayflower, Slender Dayflower
Commelina virginica (11/30/12) — Virginia Dayflower
Comptonia peregrina (11/30/12) — Sweet-fern
Conium maculatum (11/30/12) — Poison Hemlock
Conoclinium coelestinum (11/30/12) — Mistflower, Wild Ageratum, Hardy Ageratum
Conopholis americana (11/30/12) — Squawroot, Bearcorn
Conradina canescens (11/30/12) — Gray Rosemary, Conradina
Conradina glabra (11/30/12) — Appalachicola Rosemary
Conradina verticillata (11/30/12) — Cumberland Rosemary
Convallaria majalis (11/30/12) — European Lily-of-the-valley
Convallaria pseudomajalis (11/30/12) — American Lily-of-the-valley
Convolvulus arvensis (5/21/15) — Field Bindweed, Creeping Jenny, Possession-vine, Cornbind
Conyza canadensis var. canadensis (11/30/12) — Common Horseweed
Conyza canadensis var. pusilla (11/30/12) — Southern Horseweed
Coptis trifolia var. groenlandica (11/30/12) — Goldthread, Goldenroot
Corallorhiza maculata var. maculata (11/30/12) — Eastern Spotted Coralroot
Corallorhiza odontorhiza (11/30/12) — Autumn Coralroot
Corallorhiza wisteriana (11/30/12) — Spring Coralroot, Wister's Coralroot
Coreopsis auriculata (11/30/12) — Eared Coreopsis, Lobed Coreopsis, Eared Tickseed
Coreopsis basalis (11/30/12) — Texas Coreopsis
Coreopsis delphiniifolia (11/30/12) — Larkspur Coreopsis
Coreopsis falcata (11/30/12) — Pool Coreopsis, Carolina Tickseed
Coreopsis gladiata (11/30/12) — Swamp Coreopsis, Swamp Tickseed
Coreopsis grandiflora var. grandiflora (11/30/12) — Large-flowered Coreopsis, Large-flower Tickseed
Coreopsis grandiflora var. harveyana (11/30/12) — Large-flowered Coreopsis, Large-flower Tickseed
Coreopsis lanceolata (11/30/12) — Lanceleaf Coreopsis, Longstalk Coreopsis
Coreopsis latifolia (11/30/12) — Broadleaf Coreopsis, Broad-leaved Tickseed
Coreopsis major var. major (11/30/12) — Woodland Coreopsis, Whorled Coreopsis
Coreopsis major var. rigida (11/30/12) — Whorled Coreopsis, Stiffleaf Coreopsis, Greater Tickseed, Whorled Tickseed
Coreopsis nudata (11/30/12) — Swamp Coreopsis
Coreopsis pubescens + (11/30/12) — Hairy Coreopsis, Star Tickseed
Coreopsis pulchra (11/30/12) — Lookout Mountain Coreopsis
Coreopsis rosea (11/30/12) — Rose Coreopsis, Pink Tickseed
Coreopsis tinctoria var. tinctoria (11/30/12) — Plains Coreopsis, Calliopsis, Garden Coreopsis
Coreopsis tripteris (11/30/12) — Tall Coreopsis, Tall Tickseed, Threeleaf Tickseed
Coreopsis verticillata (11/30/12) — Threadleaf Coreopsis, Cutleaf Tickseed
Cornus alternifolia (11/30/12) — Alternate-leaf Dogwood, Pagoda Dogwood, Pagoda Cornel
Cornus amomum (11/30/12) — Silky Dogwood, Bush Dogwood, Silky Cornel
Cornus asperifolia (11/30/12) — Eastern Roughleaf Dogwood
Cornus canadensis (11/30/12) — Bunchberry, Dwarf Dogwood, Dwarf Cornel
Cornus drummondii (11/30/12) — Midwestern Roughleaf Dogwood
Cornus florida (11/30/12) — Flowering Dogwood
Cornus kousa (11/30/12) — Kousa Dogwood
Cornus racemosa (11/30/12) — Northern Swamp Dogwood, Gray Dogwood
Cornus stolonifera (11/30/12) — Red Osier Dogwood, Bailey's Dogwood
Cornus stricta (11/30/12) — Southern Swamp Dogwood
Cortaderia selloana (11/30/12) — Pampas Grass
Corydalis flavula (11/30/12) — Yellow Fumitory, Yellow Harlequin, Short-spurred Corydalis
Corydalis halei (11/30/12) — Southern Corydalis
Corydalis incisa (5/21/15) — Incised Fumewort, Purple Keman
Corydalis micrantha (11/30/12) — Slender Corydalis
Corylus americana (11/30/12) — American Hazelnut, American Filbert
Corylus cornuta var. cornuta (11/30/12) — Beaked Hazelnut
Coryphopteris species 1 (5/21/15) — Bog Fern, Massachusetts Fern
Cotinus obovata (11/30/12) — American Smoketree
Crataegus aemula (5/21/15) — Rome Hawthorn
Crataegus aestivalis (5/21/15) — Mayhaw, Eastern Mayhaw
Crataegus alabamensis (5/21/15) — Alabama Hawthorn
Crataegus alleghaniensis (5/21/15) — Allegheny Hawthorn
Crataegus aprica (5/21/15) — Sunny Hawthorn
Crataegus ashei (5/21/15) — Ashe Hawthorn
Crataegus berberifolia var. berberifolia (5/21/15) — Barberry Hawthorn
Crataegus berberifolia var. engelmannii (5/21/15) — hawthorn
Crataegus brachyacantha (5/21/15) — Blueberry Hawthorn
Crataegus brittonii (5/21/15) — Britton's Hawthorn
Crataegus buckleyi (5/21/15) — Buckley's Hawthorn
Crataegus calpodendron (5/21/15) — Pear Hawthorn
Crataegus coccinea (5/21/15) — Scarlet Hawthorn
Crataegus collina (5/21/15) — Hillside Hawthorn
Crataegus craytonii (5/21/15) — Crayton Hawthorn
Crataegus crus-galli var. crus-galli (5/21/15) — Cockspur Hawthorn
Crataegus crus-galli var. pyracanthifolia (5/21/15) — Narrowleaf Cockspur Hawthorn
Crataegus dispar (5/21/15) — Aiken Hawthorn
Crataegus disperma (5/21/15) — Two-seed Hawthorn
Crataegus dodgei (5/21/15) — Dodge Hawthorn
Crataegus flava (5/21/15) — Yellow Hawthorn
Crataegus florens (5/21/15) — Mississippi Hawthorn
Crataegus furtiva (5/21/15) — Albany Hawthorn
Crataegus gattingeri (5/21/15) — Gattinger's Hawthorn
Crataegus harbisonii (5/21/15) — Harbison's Hawthorn
Crataegus ignava (5/21/15) — Valley Head Hawthorn
Crataegus incilis (5/21/15) — Cutleaf Beautiful Hawthorn
Crataegus intricata var. biltmoreana (5/21/15) — Biltmore Hawthorn
Crataegus intricata var. boyntonii (5/21/15) — Boynton's Hawthorn
Crataegus intricata var. fortunata (5/21/15) — Yellow-fruited Entangled Hawthorn
Crataegus intricata var. intricata (5/21/15) — Entangled Hawthorn
Crataegus intricata var. neobushii (5/21/15) — Bush Hawthorn
Crataegus intricata var. rubella (5/21/15) — Little Red Hawthorn
Crataegus intricata var. straminea (5/21/15) — hawthorn
Crataegus iracunda (5/21/15) — Forest Hawthorn
Crataegus lacrimata (5/21/15) — Weeping Hawthorn
Crataegus lancei (5/21/15) — Lance‚Äôs Hawthorn
Crataegus lassa var. colonica (5/21/15) — Bluffton Hawthorn
Crataegus lassa var. integra (5/21/15) — Lake Ella Hawthorn
Crataegus lassa var. lanata (5/21/15) — Lanate Hawthorn
Crataegus lassa var. lassa (5/21/15) — Sandhill Hawthorn
Crataegus lassa var. recurva (5/21/15) — Ocala Hawthorn
Crataegus lepida (5/21/15) — Pygmy Hawthorn
Crataegus macrosperma (5/21/15) — Eastern Hawthorn
Crataegus margarettae var. margarettae (5/21/15) — Margaret's Hawthorn
Crataegus marshallii (5/21/15) — Parsley Hawthorn, Parsley Haw
Crataegus mendosa (5/21/15) — Albertville Hawthorn
Crataegus mohrii (5/21/15) — Mohr's Hawthorn
Crataegus mollis var. mollis (5/21/15) — Downy Hawthorn
Crataegus monogyna (5/21/15) — English Hawthorn, Singleseed Hawthorn
Crataegus munda (5/21/15) — Batesburg hawthorn
Crataegus opaca (5/21/15) — Western Mayhaw
Crataegus oreophila (5/21/15) — Balsam Mountain Hawthorn
Crataegus pallens (5/21/15) — Birmingham Hawthorn
Crataegus palmeri (5/21/15) — Palmer's Hawthorn
Crataegus pennsylvanica (5/21/15) — Pennsylvania Hawthorn
Crataegus pexa (5/21/15) — Woolly Dwarf Hawthorn
Crataegus phaenopyrum (5/21/15) — Washington Hawthorn, Virginia Hawthorn
Crataegus pruinosa var. pruinosa (5/21/15) — Frosted Hawthorn
Crataegus pulcherrima var. opima (5/21/15) — Broadleaved Beautiful Hawthorn
Crataegus pulcherrima var. pulcherrima (5/21/15) — Beautiful Hawthorn
Crataegus punctata (5/21/15) — Dotted Hawthorn, White Hawthorn
Crataegus quaesita var. egens (5/21/15) — Sand Barren Hawthorn
Crataegus quaesita var. floridana (5/21/15) — Jacksonville Hawthorn
Crataegus quaesita var. quaesita (5/21/15) — Florida Hawthorn
Crataegus ravenelii (5/21/15) — Ravenel's Hawthorn
Crataegus rufula (5/21/15) — Rufous Mayhaw, Florida Mayhaw
Crataegus sargentii (5/21/15) — Sargent's Hawthorn
Crataegus schuettei (5/21/15) — Schuette's Hawthorn
Crataegus senta (5/21/15) — Rough Hawthorn, Southern Haw
Crataegus sororia (5/21/15) — Sister Hawthorn
Crataegus spathulata (5/21/15) — Littlehip Hawthorn, Spatulate Haw
Crataegus succulenta var. neofluvialis (5/21/15) — New River Hawthorn
Crataegus succulenta var. succulenta (5/21/15) — Fleshy Hawthorn
Crataegus teres (5/21/15) — Smooth Alabama Hawthorn, Montgomery Hawthorn
Crataegus triflora (5/21/15) — Threeflower Hawthorn
Crataegus uniflora (5/21/15) — Oneflower Hawthorn, Dwarf Haw
Crataegus venusta (5/21/15) — Red Mountain Hawthorn
Crataegus viridis (5/21/15) — Green Hawthorn
Crataegus visenda (5/21/15) — Bristol Hawthorn
Crataegus Xvailiae [calpodendron X uniflora] (5/21/15) — Vail‚Äôs Hawthorn
Crinum americanum var. americanum (11/30/12) — Swamp Lily, String Lily, Seven-sisters
Crocanthemum canadense (5/21/15) — Canada Frostweed, Canada Sunrose
Crocanthemum carolinianum (5/21/15) — Carolina Sunrose, Carolina Frostweed, Carolina Rockrose
Crocanthemum georgianum (5/21/15) — Georgia Sunrose, Georgia Frostweed
Crocanthemum rosmarinifolium (5/21/15) — Rosemary Sunrose, Rosemary Frostweed
Croptilon divaricatum (5/21/15) — Scratch-daisy, Goldenweed
Crossopetalum ilicifolium (5/21/15) — Holly-leaf Rhacoma, Christmasberry, Quailberry
Crotalaria maritima (11/30/12) — Low Rattlebox, Rabbitbells
Crotalaria ochroleuca (5/21/15) — Slenderleaf Rattlebox
Crotalaria pallida var. obovata (11/30/12) — Smooth Rattlebox
Crotalaria purshii (5/21/15) — Coastal Plain Rattlebox, Pursh's Rattlebox
Crotalaria rotundifolia (11/30/12) — Low Rattlebox, Rabbitbells
Crotalaria sagittalis (11/30/12) — Common Rattlebox
Crotalaria spectabilis (11/30/12) — Showy Rattlebox
Croton alabamensis var. alabamensis (11/30/12) — Alabama Croton
Croton argyranthemus (5/21/15) — Silver Croton, Sandhill Croton, Healing Croton
Croton capitatus (5/21/15) — Woolly Croton, Hogwort, Capitate Croton
Croton elliottii (5/21/15) — Elliott's Croton, Pondshore Croton
Croton glandulosus var. septentrionalis (11/30/12) — Doveweed, Tooth-leaved Croton, Sand Croton
Croton michauxii (11/30/12) — Sand Rushfoil, Michaux's Croton, Narrowleaf Rushfoil
Croton monanthogynus (11/30/12) — Prairie-tea, One-seed Croton
Croton punctatus (11/30/12) — Silverleaf Croton, Gulf Croton, Beach-tea
Croton willdenowii (11/30/12) — Outcrop Rushfoil, Willdenow's Croton, Glade Rushfoil, Broadleaf Rushfoil
Cryptotaenia canadensis (5/21/15) — Honewort
Ctenium aromaticum (11/30/12) — Toothache Grass, Orange Grass
Ctenium floridanum (11/30/12) — Florida Toothache Grass, Florida orangegrass
Cunila origanoides (5/21/15) — Stone-mint, American Dittany, Wild-oregano
Cuphea carthagenensis (11/30/12) — Colombian Waxweed
Cuphea viscosissima (11/30/12) — Clammy Cuphea, Blue Waxweed
Cuscuta cephalanthi (11/30/12) — Buttonbush Dodder
Cuscuta compacta (11/30/12) — Compact Dodder
Cuscuta coryli (11/30/12) — Hazel Dodder
Cuscuta gronovii (11/30/12) — Common Dodder
Cuscuta harperi (11/30/12) — Harper's Dodder
Cuscuta indecora (11/30/12) — Bigseed Alfalfa Dodder
Cuscuta japonica (5/21/15) — Japanese Dodder
Cuscuta obtusiflora var. glandulosa (11/30/12) — Glandular Dodder
Cuscuta pentagona (11/30/12) — Five-angled Dodder
Cuscuta polygonorum (11/30/12) — Smartweed Dodder
Cuscuta rostrata (11/30/12) — Appalachian Dodder, Beaked Dodder
Cuscuta suaveolens (11/30/12) — Fringed Dodder
Cuthbertia graminea (11/30/12) — Grassleaf Roseling, Pink Spiderwort, Slender Roseling
Cuthbertia rosea (11/30/12) — Common Roseling
Cycas revoluta (5/21/15) — Sago-palm
Cyclospermum leptophyllum (5/21/15) — Marsh-parsley
Cynanchum laeve (5/21/15) — Bluevine, Sandvine, Honeyvine
Cynodon dactylon (11/30/12) — Bermuda Grass, Scotch Grass
Cynoglossum officinale (11/30/12) — Hound's-tongue, Garden Comfrey
Cynoglossum virginianum var. virginianum (11/30/12) — Wild Comfrey
Cyperus articulatus (5/21/15) — jointed flatsedge
Cyperus blepharoleptos (5/21/15) — Cuban Bulrush
Cyperus compressus (5/21/15) — Poorland Flatsedge
Cyperus croceus (11/30/12) — Globe Sedge
Cyperus difformis (5/21/15) — Variable Flatsedge, Smallflower Umbrella Sedge
Cyperus entrerianus (11/30/12) — Deep-rooted Sedge
Cyperus erythrorhizos (11/30/12) — Redroot Flatsedge
Cyperus esculentus + (11/30/12) — Yellow Nutsedge, Yellow Nutgrass, Wild Chufa, Earth-almond
Cyperus filiculmis (5/21/15) — Southeastern Flatsedge
Cyperus flavescens (5/21/15) — Yellow Flatsedge
Cyperus granitophilus (5/21/15) — Granite Flatsedge
Cyperus hortensis (5/21/15) — Annual Greenhead Sedge
Cyperus involucratus (5/21/15) — Umbrella Plant
Cyperus iria (5/21/15) — Rice-field Flatsedge
Cyperus lancastriensis (5/21/15) — Many-flowered Flatsedge
Cyperus metzii (5/21/15) — Crested Greenhead Sedge
Cyperus odoratus var. engelmannii (5/21/15) — Slender Sand Flatsedge
Cyperus odoratus var. odoratus (5/21/15) — Fragrant Flatsedge
Cyperus plukenetii (5/21/15) — Starburst Flatsedge, Plukenet‚Äôs Flatsedge, Plukenet‚Äôs Sedge
Cyperus retrorsus (5/21/15) — Pineland Flatsedge
Cyperus rotundus (11/30/12) — Purple Nutsedge, Nutgrass, Cocograss
Cyperus squarrosus (5/21/15) — Awned Flatsedge
Cyperus strigosus (11/30/12) — False Nutsedge
Cyperus virens (5/21/15) — green flatsedge
Cypripedium acaule (11/30/12) — Pink Lady's Slipper, Mocassin Flower
Cypripedium candidum (11/30/12) — White Lady's Slipper
Cypripedium kentuckiense (11/30/12) — Kentucky Yellow Lady's Slipper
Cypripedium parviflorum var. parviflorum (11/30/12) — Small Yellow Lady's Slipper
Cypripedium parviflorum var. pubescens (11/30/12) — Large Yellow Lady's Slipper
Cypripedium reginae (11/30/12) — Showy Lady's Slipper, Queen Lady's Slipper
Cyrilla racemiflora (11/30/12) — Titi, Swamp Cyrilla, Leatherwood
Cyrtomium falcatum (11/30/12) — Japanese Holly Fern, Asian Net-veined Holly Fern
Cyrtomium fortunei var. fortunei (11/30/12) — Fortune's Net-veined Holly Fern
Cystopteris bulbifera (5/21/15) — Bulblet Bladder Fern, Bulblet Fern
Cystopteris fragilis (5/21/15) — Fragile Fern, Brittle Fern
Cystopteris protrusa (5/21/15) — Lowland Bladder Fern, Spreading Bladder Fern
Cystopteris tennesseensis (5/21/15) — Tennessee Bladder Fern
Cystopteris tenuis (5/21/15) — Mackay's Bladder Fern, Mackay's Fragile Fern
Cytisus scoparius (11/30/12) — Scotch Broom
Dactylis glomerata (11/30/12) — Orchard Grass
Dactyloctenium aegyptium (5/21/15) — Crowfoot Grass
Dactylorhiza viridis (5/21/15) — Long-bracted Orchid, Frog Orchid, Long-bracted Frog Orchid
Dalea albida (11/30/12) — White-tassels
Dalea carnea (11/30/12) — Pink-tassels
Dalea gattingeri (11/30/12) — Gattinger's Prairie-clover, Purple-tassels
Dalea gracilis (11/30/12) — Sprawling White-tassels
Dalea pinnata var. pinnata (11/30/12) — Summer Farewell, Eastern Prairie-clover
Dalea pinnata var. trifoliata (11/30/12) — Summer Farewell
Dalea purpurea var. purpurea (11/30/12) — Purple Prairie-clover
Danthonia compressa (5/21/15) — Mountain Oatgrass, Flattened Oatgrass, Allegheny Flyback
Danthonia epilis (5/21/15) — Bog Oatgrass
Danthonia sericea (5/21/15) — Silky Oatgrass, Downy Oatgrass
Danthonia spicata (5/21/15) — Poverty Oatgrass, Moonshine Grass
Dasistoma macrophylla (11/30/12) — Mullein Foxglove
Datura stramonium (11/30/12) — Jimsonweed
Daucus carota (11/30/12) — Queen Anne's Lace, Wild Carrot, Bird's Nest
Daucus pusillus (11/30/12) — American Queen Anne's Lace, American Wild Carrot
Decodon verticillatus (11/30/12) — Water-oleander, Water-willow, Swamp Loosestrife, Peatweed
Decumaria barbara (11/30/12) — Climbing Hydrangea, Woodvamp, Decumaria
Delphinium carolinianum ssp. calciphilum (11/30/12) — Glade Larkspur
Delphinium carolinianum ssp. carolinianum (11/30/12) — Prairie Larkspur, Carolina Larkspur, Blue Larkspur
Delphinium exaltatum (11/30/12) — Tall Larkspur
Delphinium tricorne (11/30/12) — Dwarf Larkspur
Dendrolycopodium dendroideum (11/30/12) — Tree Ground-pine, Round-branch Clubmoss, Prickly Tree-clubmoss
Dendrolycopodium hickeyi (11/30/12) — Pennsylvania Ground-pine, Hickey's Tree-clubmoss
Dendrolycopodium obscurum (11/30/12) — Common Ground-pine, Flat-branched Tree-clubmoss
Dennstaedtia punctilobula (11/30/12) — Hay-scented Fern, Pasture Fern, Boulder Fern
Deparia acrostichoides (5/21/15) — Silvery Glade Fern, Silvery Spleenwort
Deparia petersenii (5/21/15) — Japanese false spleenwort
Deschampsia cespitosa ssp. glauca (11/30/12) — Tufted Hairgrass
Descurainia pinnata var. pinnata (11/30/12) — Southeastern Tansy-mustard
Desmanthus illinoensis (11/30/12) — Bundleflower, Prairie Mimosa
Desmodium canescens (11/30/12) — Hoary Tick-trefoil
Desmodium ciliare (11/30/12) — Hairy Small-leaved Tick-trefoil, Littleleaf Tick-trefoil
Desmodium cuspidatum var. cuspidatum (11/30/12) — Long-bracted Tick-trefoil, Toothed Tick-trefoil
Desmodium fernaldii (11/30/12) — Fernald's Tick-trefoil
Desmodium floridanum (11/30/12) — Florida Tick-trefoil
Desmodium glabellum (11/30/12) — Dillen's Tick-trefoil
Desmodium laevigatum (11/30/12) — Smooth Tick-trefoil
Desmodium lineatum (5/21/15) — Matted Tick-trefoil
Desmodium marilandicum (11/30/12) — Maryland Tick-trefoil
Desmodium nuttallii (11/30/12) — Nuttall's Tick-trefoil
Desmodium obtusum (11/30/12) — Stiff Tick-trefoil
Desmodium paniculatum var. paniculatum (11/30/12) — Panicled Tick-trefoil
Desmodium perplexum (11/30/12) — perplexed tick-trefoil, Dillen's Tick-trefoil
Desmodium rotundifolium (11/30/12) — Roundleaf Tick-trefoil, Dollarleaf, Prostrate Tick-trefoil
Desmodium sessilifolium (11/30/12) — Sessile-leaf Tick-trefoil
Desmodium strictum (11/30/12) — Pinebarren Tick-trefoil, Pineland Tick-trefoil, Upland Slender Tick-trefoil
Desmodium tenuifolium (11/30/12) — Slimleaf Tick-trefoil, Savanna Slender Tick-trefoil
Desmodium tortuosum (5/21/15) — dixie tick-trefoil
Desmodium viridiflorum (11/30/12) — Velvety Tick-trefoil, Velvety Tick-clover
Deutzia scabra (11/30/12) — Deutzia, Pride-of-Rochester
Diamorpha smallii (11/30/12) — Elf-orpine
Dianthus armeria ssp. armeria (11/30/12) — Deptford Pink
Dicentra canadensis (11/30/12) — Squirrel Corn
Dicentra cucullaria (11/30/12) — Dutchman's Britches
Dicentra eximia (11/30/12) — Wild Bleeding Heart
Dicerandra linearifolia + (11/30/12) — coastal plain balm
Dicerandra odoratissima (11/30/12) — Rose Dicerandra, Rose Balm
Dichanthelium aciculare (5/21/15) — Needleleaf Witchgrass, Needleleaf Rosette Grass
Dichanthelium acuminatum var. acuminatum (5/21/15) — Woolly Rosette Grass, Woolly Witchgrass, Tapered Rosette Grass, Woolly Panicum
Dichanthelium angustifolium (5/21/15) — Narrow-leaved Witchgrass
Dichanthelium annulum (5/21/15) — Ringed Witchgrass
Dichanthelium boscii (5/21/15) — Bosc's Witchgrass, Bosc's Panicgrass
Dichanthelium caerulescens (5/21/15) — Blue Witchgrass
Dichanthelium clandestinum (5/21/15) — Deer-tongue Witchgrass
Dichanthelium columbianum (5/21/15) — American Witchgrass
Dichanthelium commutatum + (5/21/15) — Variable Witchgrass
Dichanthelium depauperatum (5/21/15) — Starved Witchgrass, Starved Panicgrass
Dichanthelium dichotomum var. dichotomum (5/21/15) — Forked Witchgrass
Dichanthelium erectifolium (5/21/15) — Erect-leaved Witchgrass, Erectleaf Panicgrass
Dichanthelium fusiforme (5/21/15) — Spindle-fruited Witchgrass
Dichanthelium latifolium (5/21/15) — Broadleaf Rosette Grass, Broad-leaved Witchgrass
Dichanthelium laxiflorum (5/21/15) — Open-flower Witchgrass, Open-flower Rosette Grass
Dichanthelium longiligulatum (5/21/15) — Long-ligule Witchgrass
Dichanthelium lucidum (5/21/15) — Bog Witchgrass
Dichanthelium mattamuskeetense (5/21/15) — Mattamuskeet Witchgrass
Dichanthelium neuranthum (5/21/15) — Nerved Witchgrass
Dichanthelium nudicaule (5/21/15) — Witchgrass
Dichanthelium oligosanthes var. oligosanthes (5/21/15) — Few-flowered Witchgrass
Dichanthelium polyanthes (5/21/15) — Small-fruited Witchgrass
Dichanthelium ravenelii (5/21/15) — Ravenel's Witchgrass, Ravenel's Panicum
Dichanthelium scoparium (5/21/15) — Velvet Witchgrass, Velvet Panicum
Dichanthelium species 1 (=arenicoloides) (5/21/15) — Sandy Woods Witchgrass
Dichanthelium species 17 (=pinetorum) (5/21/15) — Pineland Witchgrass
Dichanthelium sphaerocarpon (5/21/15) — Round-fruited Witchgrass
Dichanthelium sphagnicola (5/21/15) — Peaty Witchgrass
Dichanthelium strigosum var. glabrescens (5/21/15) — Hairless Witchgrass
Dichanthelium strigosum var. leucoblepharis (5/21/15) — Dwarf Witchgrass
Dichanthelium strigosum var. strigosum (5/21/15) — Rough-hairy Witchgrass
Dichanthelium yadkinense (5/21/15) — Spotted-sheath Witchgrass
Dichondra carolinensis (5/21/15) — Carolina Ponyfoot
Dicliptera brachiata (11/30/12) — Branched Foldwing, Dicliptera
Didiplis diandra (5/21/15) — Water-purslane
Didymoglossum petersii (11/30/12) — Dwarf Filmy Fern, Bristle Fern, Peters' Filmy Fern
Diervilla lonicera (11/30/12) — Northern Bush-honeysuckle
Diervilla rivularis (11/30/12) — Hairy Southern Bush-honeysuckle
Diervilla sessilifolia (11/30/12) — Smooth Southern Bush-honeysuckle
Digitalis purpurea (11/30/12) — Common Foxglove, Digitalis, Purple Foxglove
Digitaria bicornis (5/21/15) — Asian crabgrass
Digitaria ciliaris (5/21/15) — Southern Crabgrass
Digitaria filiformis var. filiformis (5/21/15) — slender crabgrass
Digitaria sanguinalis (11/30/12) — Hairy Crabgrass, Northern Crabgrass
Dinebra panicea ssp. brachiata (5/21/15) — Red Sprangletop
Dinebra panicea ssp. mucronata (5/21/15) — Red Spangletop
Diodia teres (11/30/12) — Poor-joe, Rough Buttonweed
Diodia virginiana (11/30/12) — Virginia Buttonweed
Dionaea muscipula (5/21/15) — Venus Flytrap
Dioscorea alata (11/30/12) — Water Yam, White Yam, Great Yam, Winged Yam
Dioscorea bulbifera (11/30/12) — Air Yam, Air Potato
Dioscorea polystachya (11/30/12) — Cinnamon Vine, Chinese Yam
Dioscorea quaternata (3/8/10) — Whorled Wild Yam
Dioscorea villosa (3/8/10) — Common Wild Yam, Streamhead Yam
Diospyros kaki (5/21/15) — Japanese Persimmon, Kaki-plum, Kaki
Diospyros virginiana (11/30/12) — American Persimmon, Common Persimmon, Simmon
Diphasiastrum digitatum (11/30/12) — Common Running-cedar, Fan Ground-pine, Running Ground-pine, Common Running-pine
Diphasiastrum tristachyum (11/30/12) — Blue Running-cedar, Ground-cedar
Diphylleia cymosa (11/30/12) — Umbrella-leaf, Pixie-parasol
Dipsacus fullonum (11/30/12) — Wild Teasel, Common Teasel
Dipsacus laciniatus (11/30/12) — Cutleaf Teasel
Dipsacus sativus (11/30/12) — Fuller's Teasel
Dirca palustris (5/21/15) — Eastern Leatherwood, Leatherbark, Wicopee, Rope-bark
Disakisperma dubium (5/21/15) — Green Sprangletop
Ditrysinia fruticosa (11/30/12) — Sebastian-bush
Doellingeria infirma (11/30/12) — Appalachian Flat-topped White Aster, Cornel-leaf Aster
Doellingeria sericocarpoides (5/21/15) — Pocosin Flat-topped Aster, Southern Whitetop, Streamhead Flat-topped Aster
Doellingeria umbellata (5/21/15) — Tall Flat-topped White Aster, Tall Whitetop Aster
Draba verna (11/30/12) — Whitlow-grass
Drosera brevifolia (11/30/12) — Dwarf Sundew, Early Sundew
Drosera capillaris (11/30/12) — Pink Sundew, Bog Sundew
Drosera filiformis (11/30/12) — Threadleaf Sundew
Drosera intermedia (11/30/12) — Water Sundew, Spoonleaf Sundew
Drosera rotundifolia var. rotundifolia (11/30/12) — Roundleaf Sundew
Drosera tracyi (11/30/12) — Tracy's Sundew
Drymaria cordata var. cordata (11/30/12) — Heartleaf Drymary, West Indian Chickweed
Dryopteris campyloptera (11/30/12) — Mountain Wood-fern
Dryopteris carthusiana (11/30/12) — Spinulose Wood-fern, Toothed Wood-fern
Dryopteris celsa (11/30/12) — Log Fern
Dryopteris cristata (11/30/12) — Crested Wood-fern, Crested Shield Fern
Dryopteris erythrosora (5/21/15) — Autumn Fern, Japanese Red Shield Fern, Japanese Shield Fern
Dryopteris goldiana (11/30/12) — Goldie's Wood-fern
Dryopteris intermedia (11/30/12) — Evergreen Wood-fern, Fancy Fern, Intermediate Wood-fern
Dryopteris ludoviciana (11/30/12) — Southern Wood-fern, Southern Shield Fern
Dryopteris marginalis (11/30/12) — Marginal Wood-fern, Marginal Shield Fern
Dulichium arundinaceum var. arundinaceum (11/30/12) — Three-way Sedge
Dyschoriste humistrata (11/30/12) — Swamp Twinflower, Swamp Dyschoriste
Dyschoriste oblongifolia (11/30/12) — Blue Twinflower, Pineland Dyschoriste, Oblong Twinflower
Dysphania ambrosioides (5/21/15) — Mexican-tea, Epazote
Dysphania anthelmintica (5/21/15) — Wormseed, Epazote
Echinacea laevigata (11/30/12) — Smooth Purple Coneflower, Smooth Coneflower
Echinacea pallida (5/21/15) — Pale Purple Coneflower
Echinacea purpurea (11/30/12) — Eastern Purple Coneflower
Echinacea simulata (11/30/12) — Prairie Purple Coneflower, Wavy-leaf Purple Coneflower
Echinacea tennesseensis (11/30/12) — Tennessee Purple Coneflower
Echinochloa colonum (5/21/15) — Jungle-rice
Echinochloa crusgalli var. crusgalli (5/21/15) — Barnyard Grass
Echinochloa cruspavonis var. cruspavonis (5/21/15) — gulf cockspur grass
Echinochloa muricata var. microstachya (5/21/15) — Rough Barnyard Grass
Echinochloa muricata var. muricata (5/21/15) — Rough Barnyard Grass
Echinochloa walteri (5/21/15) — Swamp Barnyard Grass
Echinocystis lobata (5/21/15) — Wild Cucumber, Wild Balsam-apple
Echinodorus cordifolius (11/30/12) — Creeping Burhead, Creeping Water-plantain
Echium vulgare (11/30/12) — Viper's Bugloss, Blue Weed
Eclipta prostrata (11/30/12) — Yerba-de-tajo, false daisy
Egeria densa (5/21/15) — Brazilian Waterweed, Brazilian Egeria, "Brazilian Elodea", "Anacharis"
Eichhornia crassipes (11/30/12) — Water Hyacinth
Elaeagnus angustifolia (11/30/12) — Russian Olive, Oleaster
Elaeagnus multiflora (11/30/12) — Cherry Elaeagnus, Cherry Silverberry
Elaeagnus pungens (11/30/12) — Thorny Olive, Autumn Siverberry, Silverthorn, Thorny Elaeagnus
Elaeagnus umbellata var. parvifolia (11/30/12) — Autumn Olive, Spring Silverberry
Eleocharis baldwinii (5/21/15) — Baldwin‚Äôs Spikerush, Slender Spikerush, Roadgrass, Hair Grass
Eleocharis equisetoides (11/30/12) — Horsetail Spikerush
Eleocharis geniculata (5/21/15) — Canada spikesedge, Bent spikerush
Eleocharis montevidensis (11/30/12) — Sand Spikerush
Eleocharis quadrangulata (11/30/12) — squarestem spikerush
Eleocharis vivipara (11/30/12) — Viviparous Spikerush
Elephantopus carolinianus (11/30/12) — Leafy Elephant's Foot, Carolina Elephant's Foot
Elephantopus nudatus (11/30/12) — Coastal Plain Elephant's Foot, Smooth Elephant's Foot, Savanna Elephant's Foot, Pineland Elephant's Foot
Elephantopus tomentosus (11/30/12) — Common Elephant's Foot, Upland Elephant's Foot, Woodland Elephant's Foot
Eleusine indica (11/30/12) — Goose Grass, Yard Grass
Elliottia racemosa (5/21/15) — Georgia Plume, Southern-plume, Elliottia
Elymus hystrix var. hystrix (11/30/12) — Common Bottlebrush Grass
Elymus repens (11/30/12) — Quackgrass, Dog-grass, Witchgrass
Elymus virginicus var. virginicus (11/30/12) — Virginia Wild-rye, Common Eastern Wild-rye, Terrell Grass
Elytraria caroliniensis var. caroliniensis (11/30/12) — Carolina Elytraria
Emex spinosa (5/21/15) — Spiny Emex
Emilia fosbergii (5/21/15) — Salmon Tasselflower, Cupid‚Äôs-shaving-brush
Endodeca serpentaria (11/30/12) — Turpentine-root, Virginia Snakeroot, Serpent Birthwort
Enemion biternatum (11/30/12) — False Rue-anemone, Isopyrum
Epidendrum magnoliae (11/30/12) — Green-fly Orchid
Epifagus virginiana (11/30/12) — Beechdrops
Epigaea repens (11/30/12) — Trailing Arbutus, Mayflower
Epilobium ciliatum ssp. ciliatum (5/21/15) — American Willow-herb
Epilobium coloratum (5/21/15) — Purple-leaved Willow-herb, Bronze Willow-herb, Eastern Willow-herb
Epilobium leptophyllum (5/21/15) — Narrow-leaved Willow-herb, American Marsh Willow-herb
Equisetum arvense (11/30/12) — Field Horsetail
Equisetum hyemale ssp. affine (11/30/12) — Tall Scouring Rush, River Scouring Rush
Eragrostis capillaris (11/30/12) — Lacegrass
Eragrostis cilianensis (11/30/12) — Stinkgrass
Eragrostis ciliaris var. ciliaris (5/21/15) — gophertail lovegrass
Eragrostis curvula (11/30/12) — Weeping Lovegrass
Eragrostis elliottii (5/21/15) — Elliott's Lovegrass
Eragrostis hirsuta (11/30/12) — Bigtop Lovegrass
Eragrostis hypnoides (11/30/12) — Creeping Lovegrass, Teal Lovegrass
Eragrostis pilosa var. pilosa (11/30/12) — India Lovegrass
Eragrostis spectabilis (11/30/12) — Purple Lovegrass, Tumblegrass
Eranthis hyemalis (11/30/12) — Winter Aconite
Erechtites hieraciifolius (5/21/15) — Fireweed, Pilewort
Eremochloa ophiuroides (5/21/15) — Centipede Grass
Erianthus alopecuroides (5/21/15) — Silver Plumegrass
Erianthus brevibarbis (5/21/15) — Short-bearded Plumegrass
Erianthus coarctatus (5/21/15) — Brown Plumegrass
Erianthus contortus (5/21/15) — Bent-awn Plumegrass
Erianthus giganteus (5/21/15) — Sugarcane Plumegrass, Giant Plumegrass
Erianthus strictus (5/21/15) — Narrow Plumegrass
Erica tetralix (11/30/12) — Cross-leaved Heath
Erigenia bulbosa (5/21/15) — Harbinger-of-Spring, Pepper-and-Salt, Erigenia
Erigeron annuus (11/30/12) — Daisy Fleabane, Annual Fleabane
Erigeron philadelphicus var. philadelphicus (11/30/12) — Daisy Fleabane, Common Fleabane, Philadelphia-daisy
Erigeron pulchellus var. pulchellus (11/30/12) — Robin's Plantain
Erigeron quercifolius (11/30/12) — Southern Fleabane, Oakleaf Fleabane
Erigeron strigosus var. strigosus (11/30/12) — Daisy Fleabane, Common Rough Fleabane, Prairie Fleabane, Slender Daisy Fleabane
Erigeron vernus (11/30/12) — Whitetop Fleabane, Savanna Daisy Fleabane
Eriocaulon compressum (11/30/12) — Flattened Pipewort, Hat Pin
Eriocaulon decangulare var. decangulare (11/30/12) — Common Ten-angled Pipewort, Hat Pin, Hard Pipewort
Eriocaulon ravenelii (11/30/12) — Ravenel's Pipewort
Eriocaulon texense (11/30/12) — Texas Hatpins, Texas Pipewort
Eriochloa michauxii var. michauxii (5/21/15) — Longleaf Cupgrass
Eriogonum tomentosum (11/30/12) — Sandhill Wild-buckwheat, Southern Wild-buckwheat, Dog-tongue
Eriophorum virginicum (11/30/12) — Tawny Cottongrass
Erodium cicutarium (11/30/12) — Common Storksbill, Filaree, Heronsbill
Eruca vesicaria ssp. sativa (11/30/12) — Arugula, Garden Rocket, Rocket-salad, Salad-rocket
Erucastrum gallicum (5/21/15) — Dog Mustard, Rocket-weed, French Rocket
Eryngium aquaticum var. aquaticum (11/30/12) — Marsh Eryngo
Eryngium aquaticum var. ravenelii (11/30/12) — Ravenel's Eryngo
Eryngium baldwinii (5/21/15) — Baldwin's eryngo, Baldwin's button snakeroot
Eryngium integrifolium (11/30/12) — Savanna Eryngo, Blueflower Eryngo
Eryngium maritimum (11/30/12) — Sea Holly, Seaside Eryngo
Eryngium prostratum (11/30/12) — Spreading Eryngo, Creeping Eryngo
Eryngium yuccifolium var. synchaetum (11/30/12) — Southern Rattlesnake-master
Eryngium yuccifolium var. yuccifolium (11/30/12) — Northern Rattlesnake-master, Button Snakeroot
Erythrina herbacea (5/21/15) — Coral Bean, Cardinal-spear
Erythronium albidum (11/30/12) — White Fawnlily, White Trout Lily, Blonde Lilian
Erythronium americanum ssp. americanum (11/30/12) — American Trout Lily, Dogtooth Violet, Adder's Tongue
Erythronium americanum ssp. harperi (11/30/12) — Harper's Trout Lily
Erythronium rostratum (11/30/12) — Beaked Trout Lily
Erythronium umbilicatum ssp. monostolum (11/30/12) — Southern Appalachian Trout Lily
Erythronium umbilicatum ssp. umbilicatum (11/30/12) — Dimpled Trout Lily, Dogtooth Violet
Eubotrys racemosus (5/21/15) — Coastal Fetterbush, Swamp Sweetbells, Swamp Leucothoe
Eubotrys recurvus (5/21/15) — Mountain Sweetbells, Mountain Fetterbush, Deciduous Fetterbush
Euonymus alatus (11/30/12) — Winged Burning Bush, Winged Euonymus, Winged Wahoo
Euonymus americanus (11/30/12) — Hearts-a-bustin', Strawberry-bush
Euonymus atropurpureus var. atropurpureus (11/30/12) — American Wahoo, Burning Bush
Euonymus fortunei (11/30/12) — Wintercreeper, Climbing Euonymus, Chinese Spindle-tree
Euonymus japonicus (11/30/12) — Japanese Spindletree, Japanese Euonymus
Euonymus obovatus (11/30/12) — Running Strawberry-bush, Trailing Strawberry Bush, Trailing Wahoo
Eupatorium album (11/30/12) — White Boneset, White-bracted Thoroughwort, White Thoroughwort, White Eupatorium
Eupatorium altissimum (11/30/12) — Tall Thoroughwort, Tall Boneset
Eupatorium anomalum (11/30/12) — Anomalous Eupatorium
Eupatorium capillifolium (11/30/12) — Common Dog-fennel, Summer Cedar, Yankeeweed
Eupatorium compositifolium (11/30/12) — Coastal Dog-fennel, Yankeeweed
Eupatorium cordigerum (11/30/12) — Clasping Roundleaf Eupatorium
Eupatorium glaucescens (11/30/12) — Wedgeleaf Eupatorium, Broadleaf Bushy Eupatorium
Eupatorium godfreyanum (11/30/12) — Godfrey's Thoroughwort
Eupatorium hyssopifolium (11/30/12) — Hyssopleaf Boneset, Hyssopleaf Thoroughwort, Hyssopleaf Eupatorium
Eupatorium leucolepis (11/30/12) — Savanna Eupatorium, Justiceweed
Eupatorium mohrii (11/30/12) — Mohr's Eupatorium
Eupatorium paludicola (11/30/12) — Eupatorium, Justiceweed
Eupatorium perfoliatum (11/30/12) — Boneset
Eupatorium pilosum (11/30/12) — Rough Boneset, Ragged Eupatorium
Eupatorium pubescens (11/30/12) — Inland Roundleaf Eupatorium
Eupatorium recurvans (11/30/12) — Recurved Eupatorium
Eupatorium rotundifolium (11/30/12) — Common Roundleaf Boneset, Common Roundleaf Thoroughwort, Common Roundleaf Eupatorium
Eupatorium saltuense (11/30/12) — Tall Thoroughwort, Tall Boneset, Pasture Eupatorium
Eupatorium semiserratum (11/30/12) — Olive Eupatorium, Threeleaf Eupatorium
Eupatorium serotinum (11/30/12) — Late-flowering Boneset, Late-flowering Thoroughwort, Late Eupatorium, Late Boneset
Eupatorium sessilifolium var. brittonianum (11/30/12) — Britton's Eupatorium
Eupatorium sessilifolium var. sessilifolium (11/30/12) — Upland Boneset, Sessile-leaf Eupatorium
Eupatorium torreyanum (11/30/12) — Torrey's Eupatorium
Eupatorium vaseyi (11/30/12) — Vasey's Eupatorium
Euphorbia bombensis (5/21/15) — Southern Seaside Spurge, Dixie Sandmat
Euphorbia commutata (11/30/12) — Woodland Spurge, Tinted Spurge, Wood Spurge
Euphorbia corollata (11/30/12) — Eastern Flowering Spurge
Euphorbia curtisii (11/30/12) — White Sandhills Spurge
Euphorbia cyathophora (11/30/12) — Painted Leaf, Fire-on-the-mountain
Euphorbia cyparissias (11/30/12) — Cypress Spurge, Graveyard Spurge
Euphorbia dentata (11/30/12) — Toothed Spurge, Green Poinsettia, Wild Poinsettia, Painted Leaf
Euphorbia discoidalis (11/30/12) — Summer Spurge
Euphorbia esula var. esula (11/30/12) — Wolf's-milk, Leafy Spurge
Euphorbia exserta (11/30/12) — Maroon Sandhills Spurge, Coastal Sand Spurge, Purple Sandhill-spurge
Euphorbia graminea (5/21/15) — grassleaf spurge
Euphorbia heterophylla (11/30/12) — Fiddler's Spurge, Mexican Fireplant
Euphorbia hirta (5/21/15) — Pillpod Sandmat, Hairy Spurge
Euphorbia hypericifolia (5/21/15) — graceful sandmat
Euphorbia hyssopifolia (5/21/15) — Hyssopleaf Sandmat
Euphorbia ipecacuanhae (11/30/12) — Carolina Ipecac, Wild Ipecac
Euphorbia lathyris (11/30/12) — Caper Spurge, Myrtle Spurge, Mole Plant
Euphorbia maculata (11/30/12) — Spotted Spurge, Milk-purslane, Wartweed, Spotted Sandmat
Euphorbia mercurialina (5/21/15) — Cumberland Spurge, Mercury Spurge
Euphorbia nutans (11/30/12) — Eyebane
Euphorbia polygonifolia (11/30/12) — Dune Spurge, Northern Seaside Spurge, Northern Sandmat
Euphorbia pubentissima (11/30/12) — False Flowering Spurge, Southeastern Flowering Spurge, Southern Flowering Spurge
Euphorbia purpurea (11/30/12) — Glade Spurge, Darlington Spurge, Purple Spurge
Eurybia avita (11/30/12) — Alexander's Rock Aster
Eurybia chlorolepis (11/30/12) — Blue Ridge White Heart-leaved Aster
Eurybia compacta (11/30/12) — Slender Aster
Eurybia divaricata (11/30/12) — White Wood Aster, Woodland Aster, Common White Heart-leaved Aster
Eurybia eryngiifolia (11/30/12) — Eryngo-leaved Aster, Thistleleaf Aster
Eurybia macrophylla (11/30/12) — Large-leaf Aster, Big-leaved Aster
Eurybia mirabilis (11/30/12) — Piedmont Aster
Eurybia paludosa (11/30/12) — Savannah Grass-leaved Aster, Southern Swamp Aster
Eurybia radula (11/30/12) — Rough-leaved Aster, Low Rough Aster
Eurybia schreberi (11/30/12) — Schreber's Aster
Eurybia spectabilis (11/30/12) — Low Showy Aster
Eurybia surculosa (11/30/12) — Creeping Aster
Eustachys petraea (5/21/15) — Dune Fingergrass
Euthamia caroliniana (11/30/12) — Slender Flat-topped Goldenrod
Euthamia hirtipes (11/30/12) — Marsh Flat-topped Goldenrod
Euthamia leptocephala (11/30/12) — Mississippi Valley Flat-topped Goldenrod
Eutrochium dubium (11/30/12) — Coastal Plain Joe Pye Weed, Three-nerved Joe Pye Weed
Eutrochium fistulosum (11/30/12) — Hollow-stem Joe Pye Weed
Eutrochium maculatum var. maculatum (11/30/12) — Spotted Joe Pye Weed
Eutrochium purpureum var. carolinianum (11/30/12) — Carolina Joe Pye Weed
Eutrochium purpureum var. purpureum (11/30/12) — Purple-node Joe Pye Weed
Eutrochium steelei (11/30/12) — Appalachian Joe Pye Weed, Steele's Joe Pye Weed
Exochorda racemosa (11/30/12) — Pearlbush
Facelis retusa (11/30/12) — Trampweed, Fluffweed
Fagopyrum esculentum (11/30/12) — Buckwheat
Fagus grandifolia + (11/30/12) — American Beech
Fallopia baldschuanica (11/30/12) — Lace Vine, Silver-lace-vine, China Fleece-vine
Fallopia cilinodis (11/30/12) — Fringed Climbing Buckwheat, Fringed Black Bindweed, Fringed Bindweed
Fallopia convolvulus (11/30/12) — Climbing Buckwheat, Nimblewill, Black Bindweed
Fallopia cristata (5/21/15) — Crested Climbing Buckwheat, Climbing False Buckwheat
Fallopia scandens (5/21/15) — Common Climbing Buckwheat
Fatoua villosa (11/30/12) — Crabweed, Mulberry-weed, Foolish-weed
Festuca myuros (5/21/15) — Rat-tail Fescue
Festuca octoflora var. octoflora (5/21/15) — Southern Six-weeks Fescue
Festuca paradoxa (11/30/12) — Cluster Fescue
Festuca subverticillata (11/30/12) — Nodding Fescue
Festuca trachyphylla (5/21/15) — Hard Fescue
Ficaria verna ssp. calthifolia (11/30/12) — Fig Buttercup, Lesser Celandine, Pilewort
Ficaria verna ssp. chrysocephala (11/30/12) — Fig Buttercup, Lesser Celandine, Pilewort
Ficaria verna ssp. fertilis (11/30/12) — Fig Buttercup, Lesser Celandine, Pilewort
Ficaria verna ssp. ficariiformis (11/30/12) — Fig Buttercup, Lesser Celandine, Pilewort
Ficaria verna ssp. verna (11/30/12) — Fig Buttercup, Lesser Celandine, Pilewort
Ficus carica (11/30/12) — Edible Fig, Garden Fig
Ficus pumila (11/30/12) — Climbing Fig, Creeping Fig
Filipendula rubra (5/21/15) — Queen-of-the-Prairie
Filipendula ulmaria (5/21/15) — Queen-of-the-Meadow, Meadowsweet
Fimbristylis caroliniana (5/21/15) — Carolina Fimbry
Fimbristylis castanea (5/21/15) — Marsh Fimbry
Fimbristylis schoenoides (5/21/15) — ditch fimbry
Firmiana simplex (11/30/12) — Chinese Parasol-tree, Japanese Varnishtree, Phoenix Tree
Flaveria bidentis (5/21/15) — coastal plain yellowtops
Fleischmannia incarnata (11/30/12) — Pink Thoroughwort, Pink Eupatorium
Foeniculum vulgare (11/30/12) — Fennel
Forestiera acuminata (5/21/15) — Swamp-privet
Forestiera godfreyi (5/21/15) — Godfrey's Forestiera
Forestiera ligustrina (5/21/15) — Upland Swamp Privet, Southern-privet, Glade Privet, Upland Privet
Forestiera segregata var. segregata (5/21/15) — Florida-privet
Forsythia suspensa (11/30/12) — Weeping Forsythia
Forsythia viridissima (11/30/12) — Greenstem Forsythia
Fothergilla gardenii (11/30/12) — Coastal Witch-alder, Dwarf Witch-alder, Small Witch-alder, Fothergilla
Fothergilla major (11/30/12) — Large Witch-alder, Mountain Witch-alder, Fothergilla
Fragaria virginiana (11/30/12) — Wild Strawberry
Frangula alnus (11/30/12) — Glossy Buckthorn, European Alder-buckthorn
Frangula caroliniana (11/30/12) — Carolina Buckthorn, Polecat-tree, Indian Currant
Franklinia alatamaha (5/21/15) — Franklinia, Franklin Tree, Lost Gordonia
Frasera caroliniensis (11/30/12) — American Columbo
Fraxinus americana (11/30/12) — White Ash, American Ash
Fraxinus biltmoreana (11/30/12) — Biltmore Ash, Biltmore White Ash
Fraxinus caroliniana (11/30/12) — Carolina Ash, Water Ash, Pop Ash
Fraxinus pennsylvanica (11/30/12) — Green Ash, Red Ash
Fraxinus profunda (11/30/12) — Pumpkin Ash
Fraxinus quadrangulata (11/30/12) — Blue Ash
Froelichia campestris (5/21/15) — Plains Cottonseed
Froelichia floridana (11/30/12) — Common Cottonweed, Florida Cottonseed
Froelichia gracilis (5/21/15) — Slender Cottonweed
Fuirena scirpoidea (11/30/12) — Southern Umbrella-sedge
Fumaria officinalis (11/30/12) — Fumitory, Earthsmoke
Gaillardia aestivalis var. aestivalis (11/30/12) — Lanceleaf Blanketflower, Sandhills Gaillardia, Rayless Blanketflower
Gaillardia pulchella var. drummondi (11/30/12) — Beach Blanket Flower, Gaillardia, Firewheel, Indian Blanket
Gaillardia pulchella var. pulchella (11/30/12) — Common Blanket Flower, Gaillardia, Firewheel, Indian Blanket
Galactia elliottii (11/30/12) — Elliott's Milkpea
Galactia erecta (11/30/12) — Erect Milkpea
Galactia mollis (11/30/12) — Soft Milkpea
Galactia regularis (11/30/12) — Downy Milkpea, Hairy Milkpea, Twining Milkpea
Galactia volubilis var. volubilis (11/30/12) — Smooth Milkpea, Common Milkpea
Galanthus nivalis (11/30/12) — Snowdrop
Galax urceolata (5/21/15) — Galax, Beetleweed
Galearis spectabilis (11/30/12) — Showy Orchis
Galinsoga parviflora var. parviflora (11/30/12) — Lesser Peruvian-daisy, Gallant Soldiers
Galinsoga quadriradiata (11/30/12) — Common Peruvian-daisy, Gallant Soldiers
Galium album (5/21/15) — white bedstraw
Galium aparine (11/30/12) — Cleavers, Bedstraw
Galium asprellum (11/30/12) — Rough Bedstraw
Galium boreale (5/21/15) — Northern Bedstraw
Galium circaezans var. circaezans (11/30/12) — Southern Forest Bedstraw, Wild-licorice
Galium concinnum (5/21/15) — Shining Bedstraw
Galium hispidulum (11/30/12) — Coastal Bedstraw
Galium lanceolatum (11/30/12) — Wild-licorice
Galium latifolium (11/30/12) — Purple Bedstraw, Wideleaf Bedstraw
Galium mollugo (5/21/15) — False Baby's Breath, Smooth Bedstraw, Hedge Bedstraw, Wild Madder
Galium obtusum var. obtusum (11/30/12) — Bluntleaf Bedstraw
Galium pedemontanum (11/30/12) — Piedmont Crosswort, Piedmont Bedstraw
Galium pilosum + (11/30/12) — Hairy Bedstraw
Galium sherardia (11/30/12) — Field Madder, Blue Field Madder
Galium tinctorium + (11/30/12) — Marsh Bedstraw, Dye Bedstraw
Galium triflorum (11/30/12) — Sweet-scented Bedstraw, Fragrant Bedstraw
Galium uniflorum (11/30/12) — One-flower Bedstraw
Galium verum (11/30/12) — Yellow Bedstraw, Our Lady's Bedstraw
Gamochaeta antillana (11/30/12) — Narrowleaf Cudweed, Caribbean Everlasting
Gamochaeta argyrinea (11/30/12) — Purple Cudweed
Gamochaeta calviceps (11/30/12) — Narrowleaf Cudweed
Gamochaeta chionesthes (11/30/12) — Purple Cudweed
Gamochaeta coarctata (11/30/12) — Shiny Cudweed
Gamochaeta pensylvanica (5/21/15) — Wandering Cudweed, Pennsylvania Everlasting
Gamochaeta purpurea (11/30/12) — Spoonleaf Purple Everlasting, Purple Cudweed
Gamochaeta simplicicaulis (5/21/15) — simple-stem everlasting
Gaultheria hispidula (11/30/12) — Creeping Snowberry, Moxie
Gaultheria procumbens (11/30/12) — Wintergreen, Teaberry
Gaylussacia baccata (11/30/12) — Black Huckleberry, Crackleberry
Gaylussacia brachycera (5/21/15) — Box Huckleberry
Gaylussacia dumosa (11/30/12) — Southern Dwarf Huckleberry
Gaylussacia frondosa (11/30/12) — Dangleberry
Gaylussacia mosieri (11/30/12) — Mosier's Huckleberry, Hirsute Huckleberry
Gaylussacia tomentosa (11/30/12) — Woolly Dangleberry, Hairy Dangleberry
Gaylussacia ursina (11/30/12) — Bear Huckleberry, Mountain Huckleberry, Buckberry
Gelsemium rankinii (11/30/12) — Swamp Jessamine
Gelsemium sempervirens (11/30/12) — Carolina Jessamine, Yellow Jessamine
Gentiana alba (11/30/12) — Pale Gentian
Gentiana andrewsii var. andrewsii (11/30/12) — Prairie Closed Gentian, Closed Bottle Gentian
Gentiana austromontana (11/30/12) — Blue Ridge Gentian, Appalachian Gentian
Gentiana autumnalis (11/30/12) — Pinebarren Gentian, Autumn Gentian
Gentiana catesbaei (11/30/12) — Coastal Plain Gentian, Catesby's Gentian, Elliott's Gentian
Gentiana clausa (11/30/12) — Meadow Closed Gentian, Meadow Bottle Gentian
Gentiana decora (11/30/12) — Appalachian Gentian
Gentiana latidens (11/30/12) — Balsam Mountain Gentian
Gentiana linearis (11/30/12) — Narrowleaf Gentian
Gentiana saponaria (11/30/12) — Soapwort Gentian, Harvest Bells
Gentiana villosa (11/30/12) — Striped Gentian
Gentianella quinquefolia var. quinquefolia (11/30/12) — Fivefinger Gentian, Eastern Agueweed, Stiff Gentian
Gentianopsis crinita (11/30/12) — Eastern Fringed Gentian
Geranium carolinianum (11/30/12) — Carolina Cranesbill
Geranium dissectum (11/30/12) — Cutleaf Cranesbill
Geranium maculatum (11/30/12) — Wild Geranium
Geranium molle (11/30/12) — Dove's-foot Cranesbill
Geranium pusillum (11/30/12) — Small-flowered Cranesbill
Geranium robertianum (11/30/12) — Herb Robert
Geum canadense (11/30/12) — White Avens
Geum donianum (11/30/12) — Southern Barren Stawberry
Geum fragarioides (11/30/12) — Northern Barren Strawberry
Geum geniculatum (11/30/12) — Bent Avens
Geum lobatum (11/30/12) — Piedmont Barren Strawberry, Lobed Barren Strawberry
Geum radiatum (11/30/12) — Mountain Avens, Appalachian Avens, Spreading Avens, Cliff Avens
Geum vernum (11/30/12) — Spring Avens
Geum virginianum (11/30/12) — Pale Avens, Cream Avens
Gillenia stipulata (11/30/12) — Midwestern Indian Physic, American Ipecac
Gillenia trifoliata (11/30/12) — Bowman's Root, Mountain Indian Physic, Fawn's Breath
Ginkgo biloba (11/30/12) — Ginkgo, Maidenhair Tree
Gladiolus dalenii ssp. dalenii (5/21/15) — Gladiolus
Glandularia bipinnatifida (5/21/15) — Dakota Vervain, Dakota Mock Vervain
Glandularia canadensis (11/30/12) — Rose Vervain, Rose Verbena, Creeping Vervain
Glandularia pulchella (11/30/12) — Moss Vervain, South American Vervain, Moss Verbena
Glaucium flavum (5/21/15) — Yellow Hornpoppy, Yellow Horned-poppy, Sea-poppy
Glechoma hederacea (11/30/12) — Ground Ivy, Gill-over-the-ground, Creeping Charlie
Gleditsia aquatica (11/30/12) — Water Locust
Gleditsia triacanthos (11/30/12) — Honey Locust
Glyceria septentrionalis (5/21/15) — Eastern Mannagrass, Floating Mannagrass
Glyceria striata var. striata (5/21/15) — Fowl Mannagrass
Gonolobus suberosus var. suberosus (11/30/12) — Eastern Anglepod
Goodyera pubescens (11/30/12) — Downy Rattlesnake Plantain, Downy Rattlesnake-orchid
Goodyera repens (11/30/12) — Dwarf Rattlesnake Orchid, Lesser Rattlesnake-orchid
Gordonia lasianthus (11/30/12) — Loblolly Bay, Gordonia
Gossypium hirsutum (5/21/15) — Upland Cotton
Gratiola amphiantha (11/30/12) — Pool-sprite, Snorkelwort, Little Amphianthus
Gratiola aurea (11/30/12) — Yellow Hedge-hyssop, Golden-pert
Gratiola neglecta (11/30/12) — Mud-hyssop
Gratiola virginiana (11/30/12) — Round-fruit Hedge-hyssop, Virginia Hedge-hyssop
Gratiola viscidula (11/30/12) — Viscid Hedge-hyssop, Sticky Hedge-hyssop
Guilandina bonduc (5/21/15) — Gray Nicker, Holdback
Gymnocladus dioicus (11/30/12) — Kentucky Coffee-tree
Gymnopogon ambiguus (5/21/15) — Eastern Skeletongrass, Eastern Beardgrass, Bearded Skeletongrass
Gypsophila paniculata (5/21/15) — Tall Baby's Breath
Habenaria quinqueseta (5/21/15) — Michaux's Orchid, Long-horned Habenaria
Habenaria repens (5/21/15) — Water-spider Orchid, Floating Orchid
Hackelia virginiana (11/30/12) — Virginia Stickseed
Halesia carolina (11/30/12) — Little Silverbell
Halesia diptera var. diptera (11/30/12) — Common Two-wing Silverbell
Halesia tetraptera var. monticola (4/7/08) — Mountain Silverbell
Halesia tetraptera var. tetraptera (4/7/08) — Common Silverbell
Hamamelis virginiana var. virginiana (11/30/12) — American Witch-hazel, Northern Witch-hazel
Hedeoma hispida (11/30/12) — Rough Pennyroyal
Hedeoma pulegioides (11/30/12) — American Pennyroyal
Hedera colchica (11/30/12) — Persian Ivy
Hedera helix var. helix (11/30/12) — English Ivy, Common Ivy
Hedera hibernica (11/30/12) — Atlantic Ivy, Irish Ivy
Helenium amarum var. amarum (11/30/12) — Bitterweed
Helenium autumnale (11/30/12) — Common Sneezeweed
Helenium brevifolium (11/30/12) — Littleleaf Sneezeweed, Shortleaf Sneezeweed
Helenium flexuosum (11/30/12) — Purplehead Sneezeweed, Southern Sneezeweed
Helenium pinnatifidum (11/30/12) — Sneezeweed
Helenium vernale (5/21/15) — Sneezeweed, Spring Helenium
Helianthus agrestis (5/21/15) — Southeastern Sunflower
Helianthus angustifolius (11/30/12) — Narrowleaf Sunflower , Swamp Sunflower
Helianthus annuus (11/30/12) — Common Sunflower
Helianthus atrorubens (11/30/12) — Purple-disc Sunflower, Hairy Wood Sunflower, Appalachian Sunflower
Helianthus debilis ssp. cucumerifolius (11/30/12) — Cucumber-leaf Sunflower
Helianthus decapetalus (11/30/12) — Thin-leaved Sunflower, Forest Sunflower
Helianthus divaricatus (11/30/12) — Woodland Sunflower, Spreading Sunflower
Helianthus giganteus (11/30/12) — Tall Sunflower, Swamp Sunflower, Tuberous Sunflower
Helianthus glaucophyllus (11/30/12) — Whiteleaf Sunflower
Helianthus heterophyllus (11/30/12) — Savanna Sunflower, Variable-leaf Sunflower
Helianthus hirsutus (11/30/12) — Hairy Sunflower, Rough Sunflower
Helianthus laetiflorus (11/30/12) — cheerful sunflower
Helianthus longifolius (11/30/12) — Longleaf Sunflower
Helianthus maximilianii (11/30/12) — Maximilian Sunflower
Helianthus microcephalus (11/30/12) — Small Wood Sunflower, Small-headed Sunflower
Helianthus mollis (11/30/12) — Downy Sunflower, Ashy Sunflower, Gray Sunflower
Helianthus occidentalis ssp. occidentalis (5/21/15) — Naked-stem Sunflower
Helianthus pauciflorus ssp. pauciflorus (11/30/12) — Stiff Sunflower
Helianthus porteri (11/30/12) — Confederate Daisy
Helianthus radula (5/21/15) — Roundleaf Sunflower, Rayless Sunflower
Helianthus resinosus (11/30/12) — Hairy Sunflower, Resinous Sunflower, Gray Sunflower
Helianthus schweinitzii (11/30/12) — Schweinitz's Sunflower
Helianthus smithii (11/30/12) — Smith's Sunflower
Helianthus strumosus (11/30/12) — Roughleaf Sunflower, Pale-leaf Woodland Sunflower
Helianthus tuberosus (11/30/12) — Jersalem Artichoke
Helianthus verticillatus (11/30/12) — Whorled Sunflower
Heliopsis helianthoides var. helianthoides (11/30/12) — False Sunflower, Eastern Oxeye, Eastern Sunflower-everlasting, Smooth Oxeye
Heliotropium amplexicaule (5/21/15) — Clasping Heliotrope
Heliotropium curassavicum var. curassavicum (5/21/15) — Seaside Heliotrope
Heliotropium indicum (5/21/15) — Indian Heliotrope, Turnsole
Helleborus foetidus (5/21/15) — Stinking Hellebore
Helleborus viridis (5/21/15) — Lenten-rose, Green Hellebore, Christmas-rose
Helonias bullata (11/30/12) — Swamp Pink
Hemerocallis fulva (5/21/15) — Orange Daylily, Tawny Daylily, Roadside Daylily
Hemerocallis lilioasphodelus (5/21/15) — Yellow Daylily, Lemon Daylily
Heracleum mantegazzianum (11/30/12) — Giant Hogweed
Heracleum maximum (11/30/12) — Cow Parsnip, American Hogweed, Masterwort
Hesperis matronalis (11/30/12) — Dame's Rocket
Heteranthera dubia (5/21/15) — Water Stargrass
Heteranthera reniformis (5/21/15) — Mud Plantain, Kidney-leaf Mud Plantain
Heterotheca camporum var. glandulissima (11/30/12) — Nashville Camphorweed
Heterotheca latifolia var. latifolia (11/30/12) — Common Camphorweed
Heterotheca subaxillaris (11/30/12) — Dune Camphorweed
Heuchera americana (11/30/12) — American Alumroot
Heuchera parviflora (11/30/12) — Cave Alumroot, Small-flower Alumroot
Heuchera villosa var. villosa (11/30/12) — Mapleleaf Alumroot, Hairy Alumroot, Rock Alumroot
Hexalectris spicata var. spicata (11/30/12) — Crested Coralroot, Spiked Crested Coralroot, Brunetta
Hexastylis arifolia var. arifolia (5/21/15) — Little Brown Jug, Arrowhead Heartleaf
Hexastylis arifolia var. callifolia (5/21/15) — heartleaf
Hexastylis arifolia var. ruthii (5/21/15) — Appalachian Little Brown Jug
Hexastylis contracta (5/21/15) — Mountain Heartleaf
Hexastylis heterophylla (5/21/15) — Heartleaf Ginger, Variable-leaf Heartleaf, Wild Ginger
Hexastylis lewisii (5/21/15) — Lewis's Heartleaf
Hexastylis minor (5/21/15) — Little Heartleaf, Small Heartleaf Ginger
Hexastylis naniflora (5/21/15) — Dwarf-flower Heartleaf
Hexastylis rhombiformis (5/21/15) — French Broad Heartleaf, Carolina Heartleaf
Hexastylis shuttleworthii var. harperi (5/21/15) — Harper's Heartleaf
Hexastylis shuttleworthii var. shuttleworthii (5/21/15) — Large-flower Heartleaf, Wild Ginger
Hexastylis sorriei (5/21/15) — Sandhill Heartleaf, Streamhead Heartleaf
Hexastylis virginica (5/21/15) — Virginia Heartleaf, Virginia Ginger
Hibiscus aculeatus (11/30/12) — Savanna Hibiscus, Comfort-root
Hibiscus coccineus (11/30/12) — Scarlet Rose-mallow, Scarlet Hibiscus, Swamp Mallow
Hibiscus grandiflorus (11/30/12) — Large-flowered Hibiscus, Swamp Rose Mallow
Hibiscus laevis (11/30/12) — Halberd-leaved Marsh-mallow, Rose Hibiscus, Smooth Rose-mallow, Showy Hibiscus
Hibiscus lasiocarpos (11/30/12) — Western Rose-mallow
Hibiscus moscheutos (11/30/12) — Eastern Rose-mallow, Swamp Rose-mallow, Wild Cotton
Hibiscus syriacus (11/30/12) — Rose-of-Sharon, Althea
Hibiscus trionum (11/30/12) — Flower-of-an-hour
Hieracium gronovii (5/21/15) — Hairy Hawkweed, Beaked Hawkweed
Hieracium marianum (5/21/15) — Maryland Hawkweed
Hieracium paniculatum (5/21/15) — Panicled Hawkweed, Leafy Hawkweed
Hieracium scabrum (5/21/15) — Rough Hawkweed
Hieracium venosum (5/21/15) — Rattlesnake Weed, Veiny Hawkweed, Rattlesnake Hawkweed
Holcus lanatus (11/30/12) — Velvet Grass
Homalosorus pycnocarpos (5/21/15) — Glade Fern
Hordeum pusillum (11/30/12) — Little Barley
Hosta ventricosa (5/21/15) — Blue Plantain-lily
Houstonia caerulea (11/30/12) — Quaker Ladies, Common Bluet, Innocence
Houstonia canadensis (11/30/12) — Canada Bluet
Houstonia longifolia var. compacta (11/30/12) — Eastern Longleaf Bluet
Houstonia longifolia var. glabra (11/30/12) — Granite Dome Bluet
Houstonia micrantha (5/21/15) — southern bluet
Houstonia montana (11/30/12) — Roan Mountain Bluet
Houstonia nigricans var. nigricans (11/30/12) — Diamond-flower, Glade Bluet
Houstonia procumbens (11/30/12) — Roundleaf Bluet, Creeping Bluet, Trailing Bluet, Fairy-footprints
Houstonia purpurea var. calycosa (11/30/12) — Midwestern Summer Bluet, Venus's Pride
Houstonia purpurea var. purpurea (11/30/12) — Summer Bluet, Purple Bluet, Woodland Bluet
Houstonia pusilla (11/30/12) — Tiny Bluet, Small Bluet
Houstonia serpyllifolia (11/30/12) — Thyme-leaved Bluet, Appalachian Bluet, Prostrate Bluet, Marsh Bluet
Houstonia tenuifolia (11/30/12) — Diffuse-branched Bluet, Narrow-leaved Houstonia
Hudsonia ericoides (11/30/12) — Northern Golden-heather
Hudsonia montana (11/30/12) — Mountain Golden-heather
Hudsonia tomentosa (11/30/12) — Woolly Beach-heather
Humulus japonicus (11/30/12) — Japanese Hops
Huperzia appressa (5/21/15) — Appalachian Firmoss, Appalachian Fir-clubmoss
Huperzia lucidula (5/21/15) — Shining Clubmoss, Shining Firmoss
Huperzia porophila (5/21/15) — Rock Clubmoss, Rock Firmoss
Hybanthus concolor (11/30/12) — Green Violet
Hydatica petiolaris (5/21/15) — Cliff Saxifrage, Michaux's Saxifrage
Hydatica species 1 (5/21/15) — Saxifrage
Hydrangea arborescens (11/30/12) — Smooth Hydrangea, Sevenbark
Hydrangea cinerea (11/30/12) — Ashy Hydrangea
Hydrangea quercifolia (11/30/12) — Oakleaf Hydrangea
Hydrangea radiata (11/30/12) — Snowy Hydrangea, Silverleaf
Hydrastis canadensis (11/30/12) — Goldenseal
Hydrilla verticillata (11/30/12) — Hydrilla
Hydrocleys nymphoides (5/21/15) — Water Poppy
Hydrocotyle americana (11/30/12) — American Water-pennywort
Hydrocotyle bonariensis (11/30/12) — Dune Pennywort, Seaside Pennywort, Dune Water-pennywort
Hydrocotyle prolifera (11/30/12) — whorled marsh-pennywort
Hydrocotyle ranunculoides (11/30/12) — Swamp Water-pennywort
Hydrocotyle sibthorpioides (5/21/15) — Lawn Water-pennywort
Hydrocotyle umbellata (11/30/12) — Marsh Water-pennywort
Hydrocotyle verticillata (11/30/12) — whorled marsh-pennywort
Hydrolea corymbosa (11/30/12) — Tall Hydrolea, Skyflower
Hydrolea quadrivalvis (11/30/12) — Waterpod, Waterleaf
Hydrophyllum appendiculatum (5/21/15) — Biennial Waterleaf
Hydrophyllum canadense (5/21/15) — Mapleleaf Waterleaf, Broad-leaved Waterleaf, Canada Waterleaf
Hydrophyllum macrophyllum (5/21/15) — Hairy Waterleaf
Hydrophyllum virginianum + (5/21/15) — Virginia Waterleaf, Eastern Waterfleaf
Hygrophila polysperma (5/21/15) — East Indian Swampweed, East Indian Hygrophila, Miramar Weed, Hygro
Hylodesmum glutinosum (11/30/12) — Heartleaf Tick-trefoil, Clusterleaf Tick-trefoil, Pointed-leaved Tick-Trefoil
Hylodesmum nudiflorum (11/30/12) — Naked Tick-trefoil, Naked-flowered Tick Trefoil, Woodland Tick-trefoil
Hylodesmum pauciflorum (11/30/12) — Few-flowered Tick-trefoil
Hylotelephium telephioides (11/30/12) — Allegheny Live-forever
Hymenocallis coronaria (11/30/12) — Rocky-shoals Spiderlily, Catawba Spiderlily, Carolina Spiderlily, Cahaba Lily
Hymenocallis crassifolia (11/30/12) — Florida Spiderlily
Hymenocallis liriosme (11/30/12) — Western Marsh Spiderlily, Louisiana Marsh Spiderlily
Hymenocallis occidentalis var. occidentalis (11/30/12) — Hammock Spiderlily, Woodland Spiderlily, Northern Spiderlily
Hymenocallis rotata (11/30/12) — Spring-run Spiderlily
Hymenopappus scabiosaeus var. scabiosaeus (11/30/12) — Woolly-white
Hypericum adpressum (11/30/12) — Creeping St. Johnswort, Bog St. Johnswort
Hypericum apocynifolium (11/30/12) — early St. Johnswort
Hypericum buckleyi (11/30/12) — Granite Dome St. Johnswort, Mountain St. Johnswort, Appalachian St. Johnswort, Dwarf St. Johnswort
Hypericum calycinum (11/30/12) — Aaron's Beard
Hypericum canadense (11/30/12) — Canada St. Johnswort
Hypericum cistifolium (11/30/12) — Roundpod St. Johnswort
Hypericum crux-andreae (11/30/12) — St. Peter's-wort, St. Andrew's Cross, St. Peter's Cross
Hypericum densiflorum var. densiflorum (11/30/12) — Mountain Bushy St. Johnswort, Dense-flowered St. Johnswort
Hypericum densiflorum var. interior (11/30/12) — Interior Bushy St. Johnswort
Hypericum denticulatum (11/30/12) — Coppery St. Johnswort
Hypericum dolabriforme (11/30/12) — Glade St. Johnswort
Hypericum fasciculatum (11/30/12) — Peelbark St. Johnswort
Hypericum frondosum (11/30/12) — Golden St. Johnswort
Hypericum galioides (11/30/12) — bedstraw St. Johnswort
Hypericum gentianoides (11/30/12) — Pineweed, Orange-grass
Hypericum graveolens (11/30/12) — Mountain St. Johnswort
Hypericum hypericoides (11/30/12) — St. Andrew's Cross
Hypericum lloydii (11/30/12) — Lloyd's St. Johnswort, Sandhills St. Johnswort, Piedmont St. Johnswort
Hypericum mitchellianum (11/30/12) — Blue Ridge St. Johnswort
Hypericum mutilum var. mutilum (11/30/12) — Common Dwarf St. Johnswort
Hypericum nudiflorum (11/30/12) — Early St. Johnswort, Naked St. Johnswort, Streamside St. Johnswort
Hypericum perforatum (11/30/12) — European St. Johnswort
Hypericum prolificum (11/30/12) — Shrubby St. Johnswort
Hypericum punctatum (11/30/12) — Spotted St. Johnswort
Hypericum setosum (11/30/12) — Hairy St. Johnswort
Hypericum sphaerocarpum (11/30/12) — Barrens St. Johnswort
Hypericum stragulum (11/30/12) — Creeping St. Andrew's Cross, Low St. Johnswort, Straggling St. Johnswort
Hypericum suffruticosum (11/30/12) — Pineland St. Johnswort
Hypericum tenuifolium (11/30/12) — Sandhill St. Johnswort
Hypericum tetrapetalum (11/30/12) — Low St. Peter's-wort
Hypericum tubulosum (5/21/15) — Southern Marsh St. Johnswort
Hypericum virgatum (11/30/12) — Strict St. Johnswort
Hypericum virginicum (11/30/12) — Common Marsh St. Johnswort
Hypericum walteri (5/21/15) — Walter‚Äôs Marsh St. Johnswort
Hypochaeris radicata (11/30/12) — Spotted Cat's-ear, Cat's Ear Dandelion
Hypolepis repens (5/21/15) — Creeping Bramble Fern
Hypolepis tenuifolia (5/21/15) — Spineless Bramble Fern, Soft Ground-fern
Hypopitys monotropa (11/30/12) — Pinesap
Hypoxis hirsuta (11/30/12) — Yellow Stargrass, Hairy Yellow Stargrass, Common Stargrass, Upland Stargrass
Hypoxis juncea (5/21/15) — Fringed Stargrass
Hypoxis wrightii (11/30/12) — Bristleseed Stargrass, Pineland Stargrass
Hyptis alata (5/21/15) — Musky Mint, Cluster Bushmint
Ilex ambigua (11/30/12) — Carolina Holly
Ilex amelanchier (11/30/12) — Sarvis Holly
Ilex cassine (11/30/12) — Dahoon, Cassena, Dahoon Holly
Ilex coriacea (11/30/12) — Sweet Gallberry, Big Gallberry, Large Gallberry
Ilex cornuta (11/30/12) — Chinese Holly, Burford Holly
Ilex crenata (11/30/12) — Japanese Holly
Ilex cuthbertii (11/30/12) — Cuthbert Holly
Ilex decidua var. decidua (11/30/12) — Possumhaw, Possumhaw Holly
Ilex glabra (11/30/12) — Inkberry, Bitter Gallberry, Little Gallberry
Ilex laevigata (11/30/12) — Smooth Winterberry
Ilex longipes (11/30/12) — Georgia Holly, Chapman's Holly
Ilex montana (11/30/12) — Mountain Holly, Mountain Winterberry
Ilex myrtifolia (11/30/12) — Myrtle Holly, Myrtle-leaved Holly
Ilex opaca var. opaca (11/30/12) — American Holly, Christmas Holly
Ilex verticillata (11/30/12) — Downy Winterberry, Black-alder
Ilex vomitoria (11/30/12) — Yaupon Holly, Yaupon
Illicium floridanum (11/30/12) — Florida Star-anise, Florida Anise-tree, Stinkbush
Illicium parviflorum (11/30/12) — Swamp Star-anise, Yellow Anise-tree, Ocala Anise-tree
Impatiens capensis (11/30/12) — Spotted Jewelweed, Spotted Touch-me-not, Orange Jewelweed, Orange Touch-me-not
Impatiens pallida (11/30/12) — Pale Jewelweed, Pale Touch-me-not, Yellow Jewelweed, Yellow Touch-me-not
Imperata cylindrica (11/30/12) — Cogongrass, Bloodroot Grass, Brazilian Satintail
Indigofera caroliniana (5/21/15) — Wild Indigo, Carolina Indigo
Indigofera hirsuta (5/21/15) — Hairy Indigo, Roughhairy Indigo
Indigofera suffruticosa (5/21/15) — West Indian Indigo
Ionactis linariifolia (11/30/12) — Stiff-leaf Aster, Flaxleaf Aster, Spruce Aster
Ipomoea batatas (11/30/12) — Sweet Potato
Ipomoea coccinea (11/30/12) — Small Red Morning Glory, Scarlet Creeper
Ipomoea cordatotriloba var. cordatotriloba (11/30/12) — Coastal Morning Glory, Tie-vine, Cotton Morning Glory
Ipomoea hederacea (11/30/12) — Ivyleaf Morning Glory
Ipomoea hederifolia (5/21/15) — Scarlet Creeper
Ipomoea imperati (11/30/12) — Fiddle-leaf Morning Glory, Beach Morning Glory
Ipomoea lacunosa (11/30/12) — Small White Morning Glory, Small-flowered Morning Glory, Whitestar
Ipomoea macrorhiza (11/30/12) — Indian Midden Morning Glory, Manroot
Ipomoea pandurata (11/30/12) — Manroot, Wild Potato Vine, Man-of-the-earth, Wild Sweet Potato
Ipomoea pes-caprae var. emarginata (11/30/12) — Railroad Vine, Bay Hops, Bay Winders, Goat's-foot
Ipomoea purpurea (11/30/12) — Common Morning Glory
Ipomoea quamoclit (11/30/12) — Cypress-vine
Ipomoea sagittata (11/30/12) — Saltmarsh Morning Glory
Ipomopsis rubra (5/21/15) — Standing-cypress
Iris brevicaulis (11/30/12) — Short-stem Iris, Lamance Iris, Zigzag Iris
Iris cristata (11/30/12) — Dwarf Crested Iris
Iris domestica (11/30/12) — Blackberry-lily
Iris fulva (11/30/12) — Copper Iris, Red Flag
Iris germanica (11/30/12) — German Iris, Fleur-de-Lys
Iris giganticaerulea (11/30/12) — Giant Blue Iris
Iris hexagona (11/30/12) — Dixie Iris, Anglepod Blue Flag
Iris prismatica (11/30/12) — Slender Blue Flag, Slender Blue Iris
Iris pseudacorus (11/30/12) — Yellow Flag, Water Flag
Iris savannarum (5/21/15) — savanna iris
Iris sibirica (11/30/12) — Siberian Iris
Iris tridentata (11/30/12) — Bay Blue-flag Iris, Flag
Iris verna var. smalliana (11/30/12) — Upland Dwarf Iris
Iris verna var. verna (11/30/12) — Coastal Plain Dwarf Iris, Sandhill Iris
Iris virginica var. virginica (11/30/12) — Southern Blue Flag
Isoetes appalachiana (5/21/15) — Appalachian Quillwort
Isoetes boomii (5/21/15) — Boom's Quillwort
Isoetes engelmannii (5/21/15) — Engelman's Quillwort
Isoetes georgiana (5/21/15) — Georgia Quillwort
Isoetes hyemalis (5/21/15) — Wintergreen Quillwort, Winter Quillwort, evergreen quillwort
Isoetes junciformis (5/21/15) — Rush Quillwort
Isoetes melanopoda ssp. melanopoda (5/21/15) — Blackfoot Quillwort
Isoetes melanopoda ssp. sylvatica (5/21/15) — Eastern Blackfoot Quillwort
Isoetes melanospora (5/21/15) — Black-spored Quillwort
Isoetes piedmontana (5/21/15) — Piedmont Quillwort
Isoetes riparia (5/21/15) — Shore Quillwort
Isoetes tegetiformans (5/21/15) — Mat-forming Quillwort, Merlin's Grass, Mat-forming Melin's grass
Isoetes valida (5/21/15) — Mountain Quillwort, Carolina Quillwort
Isoetes virginica (5/21/15) — Virginia Quillwort
Isolepis carinata (5/21/15) — Keeled Bulrush
Isotrema macrophyllum (5/21/15) — Dutchman's Pipe, Pipevine
Isotrema tomentosum (5/21/15) — Woolly Pipevine, Woolly Dutchman's Pipe
Isotria medeoloides (11/30/12) — Small Whorled Pogonia, Little Five-leaves
Isotria verticillata (11/30/12) — Large Whorled Pogonia, Larger Five-leaves
Itea virginica (5/21/15) — Virginia Sweetspire, Virginia-willow
Iva annua (11/30/12) — Sumpweed, Rough Marsh-elder
Iva frutescens var. frutescens (11/30/12) — Southern Maritime Marsh-elder
Iva imbricata (11/30/12) — Seashore Elder, Dune Marsh-elder
Jacquemontia tamnifolia (11/30/12) — Jacquemontia, Smallflower Morning Glory, Hairy Clustervine
Jamesianthus alabamensis (11/30/12) — Alabama Warbonnet
Jasminum nudiflorum (11/30/12) — Winter Jasmine
Jeffersonia diphylla (11/30/12) — Twinleaf
Juglans cinerea (11/30/12) — Butternut, White Walnut
Juglans nigra (11/30/12) — Black Walnut
Juncus acuminatus (11/30/12) — tapertip rush
Juncus coriaceus (11/30/12) — Leathery Rush
Juncus dichotomus (5/21/15) — Forked Rush
Juncus effusus ssp. solutus (11/30/12) — Soft Rush, Common Rush
Juncus georgianus (11/30/12) — Georgia Rush
Juncus gymnocarpus (11/30/12) — Seep Rush, Beaked Rush
Juncus marginatus (11/30/12) — grassleaf rush
Juncus megacephalus (5/21/15) — Large-headed Rush
Juncus roemerianus (11/30/12) — Black Needle Rush
Juncus subcaudatus (11/30/12) — Somewhat-tailed Rush
Juncus tenuis (11/30/12) — Path Rush, Poverty Rush
Juncus trigonocarpus (5/21/15) — Redpod Rush
Juniperus communis var. depressa (11/30/12) — Ground Juniper, Mountain Juniper, Common Juniper
Juniperus virginiana var. silicicola (11/30/12) — Southern Red Cedar, Coastal Red Cedar
Juniperus virginiana var. virginiana (11/30/12) — Eastern Red Cedar
Justicia americana (11/30/12) — American Water-willow
Justicia angusta (11/30/12) — Pineland Water-willow, Narrowleaf Water-willow
Justicia crassifolia (11/30/12) — thickleaf water-willow
Justicia ovata var. ovata (11/30/12) — Coastal Plain Water-willow, Loose-flower Water-willow
Kali soda (5/21/15) — Northern Saltwort
Kali species 1 (5/21/15) — Southern Saltwort, Carolina Saltwort
Kali tragus (5/21/15) — Russian Thistle, Tumbleweed
Kallstroemia maxima (5/21/15) — Greater Caltrop
Kalmia angustifolia (11/30/12) — Northern Sheepkill, Sheep-laurel, Lamb-kill
Kalmia buxifolia (11/30/12) — Sand-myrtle, Mountain Myrtle
Kalmia carolina (11/30/12) — Southern Sheepkill, Carolina Wicky, Carolina Sheep-laurel, Carolina Bog Myrtle
Kalmia cuneata (11/30/12) — White Wicky
Kalmia hirsuta (11/30/12) — Hairy Wicky
Kalmia latifolia (11/30/12) — Mountain Laurel, Ivy, Calico-bush, Mountain Ivy
Kalopanax septemlobus (5/21/15) — Castor Aralia
Kerria japonica (11/30/12) — Japanese-rose, Kerria
Koelreuteria paniculata (11/30/12) — Golden Rain-tree
Kosteletzkya pentacarpos (5/21/15) — Southern Seashore Mallow, Seashore Marshmallow, Virginia Saltmarsh Mallow
Krameria lanceolata (5/21/15) — Trailing Ratany, Sandspur, Spreading Ratanay, trailing krameria
Krigia biflora var. biflora (11/30/12) — Orange Dwarf-dandelion, Two-flowered Dwarf-dandelion, Two-flowered Cynthia
Krigia cespitosa (11/30/12) — Opposite-leaf Dwarf-dandelion
Krigia dandelion (11/30/12) — Colonial Dwarf-dandelion, Potato Dandelion
Krigia montana (11/30/12) — Mountain Dwarf-dandelion, Mountain Cynthia
Krigia virginica (11/30/12) — Virginia Dwarf-dandelion
Kummerowia stipulacea (11/30/12) — Korean-clover, Korean Lespedeza
Kummerowia striata (11/30/12) — Japanese-clover, Common Lespedeza, Annual Lespedeza
Lachnanthes caroliniana (11/30/12) — Redroot
Lachnocaulon anceps (5/21/15) — Common Bogbuttons, Savanna Bogbuttons
Lachnocaulon beyrichianum (5/21/15) — Southern Bogbuttons
Lackeya multiflora (5/21/15) — Cluster-pea, Boykin's Clusterpea
Lactuca biennis (11/30/12) — Tall Blue Lettuce
Lactuca canadensis (11/30/12) — American Wild Lettuce
Lactuca floridana (11/30/12) — Woodland Lettuce
Lactuca graminifolia var. graminifolia (11/30/12) — Coastal Plain Lettuce, Slender Wild Lettuce
Lactuca hirsuta (11/30/12) — Downy Lettuce
Lactuca saligna (11/30/12) — Willowleaf Lettuce
Lactuca serriola (11/30/12) — Prickly Lettuce
Lagerstroemia indica (11/30/12) — Crape-myrtle
Lamium amplexicaule var. amplexicaule (11/30/12) — Henbit
Lamium maculatum (11/30/12) — Spotted Deadnettle
Lamium purpureum (11/30/12) — Purple Deadnettle, Red Deadnettle
Lantana camara (11/30/12) — Common Lantana, Hedgeflower
Lantana depressa var. floridana (5/21/15) — Florida Lantana
Lantana montevidensis (11/30/12) — Trailing Shrub-verbena, Polecat-geranium
Laportea aestuans (5/21/15) — West Indian Wood Nettle
Laportea canadensis (5/21/15) — Wood Nettle
Lapsana communis (11/30/12) — Nipplewort
Larix decidua (11/30/12) — European Larch
Larix laricina (11/30/12) — Eastern Tamarack, Eastern Larch
Lathyrus latifolius (11/30/12) — Everlasting Pea, Perennial Sweet Pea
Lathyrus odoratus (11/30/12) — Sweet Pea
Lathyrus sylvestris (11/30/12) — Perennial Pea, Narrowleaf Everlasting Pea, Flat Peavine
Leavenworthia exigua var. exigua (11/30/12) — Tennessee Gladecress, Least Glade-cress
Leavenworthia uniflora (11/30/12) — Michaux's Glade-cress
Lechea deckertii (5/21/15) — Deckert's Pinweed
Lechea racemulosa (5/21/15) — Racemose Pinweed, Oblong-fruit Pinweed
Lechea tenuifolia (5/21/15) — narrowleaf pinweed
Leersia lenticularis (5/21/15) — Catchfly Cutgrass
Leersia oryzoides (11/30/12) — Rice Cutgrass
Leersia virginica (11/30/12) — White Cutgrass, Whitegrass
Leitneria floridana (11/30/12) — Corkwood, Florida Corkwood
Lemna perpusilla (5/21/15) — Tiny Duckweed, Small Duckweed
Lepidium campestre (11/30/12) — Cow Cress, Field Pepperwort, Field Cress, Field Pepperweed
Lepidium didymum (5/21/15) — Wart-cress, Lesser Swine-cress
Lepidium virginicum ssp. virginicum (11/30/12) — Poor Man's Pepper, Peppergrass
Lespedeza angustifolia (11/30/12) — Narrow-leaved Lespedeza, Narrowleaf Bush-clover
Lespedeza bicolor (11/30/12) — Bicolor Lespedeza, Bicolor, Shrubby Lespedeza
Lespedeza capitata (11/30/12) — Round-headed Bush-clover, Round-headed Lespedeza, Silvery Bush-clover
Lespedeza cuneata (11/30/12) — Sericea Lespedeza, Chinese Lespedeza
Lespedeza frutescens (11/30/12) — Violet Lespedeza
Lespedeza hirta + (11/30/12) — Hairy Bush-clover, Hairy Lespedeza, Silvery Lespedeza
Lespedeza procumbens (11/30/12) — Downy Trailing Lespedeza, Trailing Bush-clover
Lespedeza repens (11/30/12) — Smooth Trailing Lespedeza, Creeping Lespedeza, Creeping Bush-clover
Lespedeza stuevei (11/30/12) — Velvety Lespedeza, Stueve's Bush-clover
Lespedeza thunbergii (11/30/12) — Thunberg's Lespedeza
Lespedeza violacea (11/30/12) — Wand Lespedeza, Wandlike Bush-clover, Violet Bush-clover
Lespedeza virginica (11/30/12) — Virginia Lespedeza, Slender Lespedeza, Virginia Bush-clover, Slender Bush-clover
Leucaena leucocephala ssp. leucocephala (5/21/15) — White Leadtree, Leucaena, Jumbie-bean
Leucanthemum vulgare (11/30/12) — Ox-eye Daisy, Common Daisy
Leucojum aestivum (5/21/15) — Summer Snowflake
Leucothoe axillaris (11/30/12) — Coastal Doghobble, Coastal Plain Doghobble
Leucothoe fontanesiana (11/30/12) — Mountain Doghobble, Switch-ivy
Liatris aspera (11/30/12) — Rough Blazing-star
Liatris chapmanii (5/21/15) — Chapman's Blazing-star
Liatris cokeri (11/30/12) — Sandhills Blazing-star
Liatris elegans var. elegans (11/30/12) — Common Elegant Blazing-star
Liatris garberi (5/21/15) — Garber‚Äôs Blazing-star
Liatris helleri (5/21/15) — Smooth Blazing-star, Heller's Blazing-star
Liatris microcephala (11/30/12) — Narrow-leaf Blazing-star, Small-head Blazing-star
Liatris pilosa (11/30/12) — Grass-leaved Blazing-star
Liatris pycnostachya + (11/30/12) — Prairie Blazing-star
Liatris scariosa var. scariosa (11/30/12) — Northern Blazing-star
Liatris secunda (11/30/12) — Sandhills Blazing-star, One-sided Blazing-star
Liatris spicata var. resinosa (11/30/12) — Dense Blazing-star, Bog Blazing-star
Liatris spicata var. spicata (11/30/12) — Dense Blazing-star, Mountain Blazing-star, Florist's Gayfeather, Dense Gayfeather
Liatris squarrosa var. squarrosa (11/30/12) — Scaly Blazing-star, Squarrose Gayfeather, Longbracted Blazing-star
Liatris squarrulosa (11/30/12) — Southern Blazing-star, Earle's Blazing-star
Liatris tenuifolia (11/30/12) — Shortleaf Blazing-star, Shortleaf Gayfeather, Slender Blazing-star
Liatris virgata (11/30/12) — wand blazing star
Licania michauxii (5/21/15) — Gopher-apple, Ground-oak
Ligusticum canadense (11/30/12) — American Lovage
Ligustrum japonicum (11/30/12) — Japanese Privet
Ligustrum lucidum (11/30/12) — Glossy Privet, Broadleaf Privet
Ligustrum obtusifolium var. obtusifolium (5/21/15) — Border Privet
Ligustrum obtusifolium var. suave (5/21/15) — Amur Privet
Ligustrum ovalifolium (11/30/12) — California Privet
Ligustrum sinense (11/30/12) — Chinese Privet
Ligustrum vulgare (11/30/12) — European Privet, Common Privet
Lilaeopsis carolinensis (5/21/15) — Carolina Lilaeopsis
Lilaeopsis chinensis (5/21/15) — Marsh Lilaeopsis
Lilium canadense var. canadense (11/30/12) — Yellow Canada Lily, Wild Yellow Lily
Lilium canadense var. editorum (11/30/12) — Red Canada Lily
Lilium catesbaei (11/30/12) — Pine Lily, Catesby's Lily, Leopard Lily
Lilium grayi (11/30/12) — Gray's Lily, Roan Lily
Lilium lancifolium (11/30/12) — Tiger Lily
Lilium michauxii (11/30/12) — Carolina Lily
Lilium michiganense (11/30/12) — Michigan Lily
Lilium philadelphicum var. philadelphicum (11/30/12) — Wood Lily
Lilium pyrophilum (11/30/12) — Sandhills Lily, Sandhills Bog Lily
Lilium superbum (11/30/12) — Turk's Cap Lily
Limnobium spongia (5/21/15) — American Frogsbit, Spongeplant
Limnophila sessiliflora (11/30/12) — Asian Marshweed
Limonium carolinianum (5/21/15) — Carolina Sea-lavender
Linaria vulgaris (11/30/12) — Butter-and-eggs, Yellow Toadflax, Wild-snapdragon
Lindera benzoin (11/30/12) — Northern Spicebush, Wild Allspice
Lindera melissifolia (11/30/12) — Southern Spicebush, Pondberry
Lindera subcoriacea (11/30/12) — Bog Spicebush, Streamhead Spicebush
Lindernia dubia (5/21/15) — Yellowseed False Pimpernel
Lindernia monticola (11/30/12) — Flatrock Pimpernel, Riverbank Pimpernel, False Pimpernel
Linum floridanum var. chrysocarpum (5/21/15) — Yellow-fruited Yellow Flax, Florida yellow flax
Linum floridanum var. floridanum (5/21/15) — Florida Yellow Flax, Savanna Flax
Linum intercursum (5/21/15) — Bicknell's Yellow Flax, sandplain flax
Linum medium var. texanum (5/21/15) — Texas Yellow Flax, Stiff Yellow Flax, Spreading Flax, Texas Flax
Linum striatum (5/21/15) — Ridgestem Yellow Flax, Ridged Yellow Flax
Linum virginianum (5/21/15) — Virginia Yellow Flax, Woodland Flax
Liparis liliifolia (11/30/12) — Lily-leaved Twayblade, Large Twayblade, Mauve Sleekwort, Brown Wide-lip Orchid
Liquidambar styraciflua (11/30/12) — Sweetgum
Liriodendron tulipifera var. tulipifera (11/30/12) — Tulip-tree, Yellow Poplar, Whitewood
Liriope muscari (11/30/12) — Liriope, Big Blue Lilyturf
Liriope spicata (11/30/12) — Liriope, Creeping Lilyturf
Listera australis (11/30/12) — Southern Twayblade
Listera smallii (11/30/12) — Kidneyleaf Twayblade, Appalachian Twayblade, Small's Twayblade
Lithospermum canescens (11/30/12) — Hoary Puccoon, Indian-paint
Lithospermum caroliniense (11/30/12) — Coastal Plain Puccoon, Hairy Puccoon, Sandhill Puccoon
Lithospermum latifolium (11/30/12) — American Gromwell, Broadleaf Gromwell
Lithospermum occidentale (11/30/12) — Western Marbleseed
Lithospermum tuberosum (11/30/12) — Southern Stoneseed
Lithospermum virginianum (11/30/12) — Virginia Marbleseed, False Gromwell
Litsea aestivalis (5/21/15) — Pondspice
Lobelia amoena (11/30/12) — Southern Lobelia
Lobelia boykinii (11/30/12) — Boykin's Lobelia
Lobelia cardinalis (11/30/12) — Cardinal Flower
Lobelia elongata (11/30/12) — Purple Lobelia
Lobelia glandulosa (5/21/15) — Savanna Lobelia
Lobelia inflata (11/30/12) — Indian-tobacco, Pukeweed
Lobelia nuttallii (11/30/12) — Nuttall's Lobelia
Lobelia paludosa (11/30/12) — White Lobelia
Lobelia puberula + (11/30/12) — Downy Lobelia, Hairy Lobelia
Lobelia siphilitica var. siphilitica (11/30/12) — Great Blue Lobelia
Lobelia species 1 (5/21/15) — Batson's Lobelia, Sandhills Lobelia
Lobelia spicata var. scaposa (11/30/12) — Spiked Lobelia, Pale Spiked Lobelia
Lobelia spicata var. spicata (11/30/12) — Spiked Lobelia, Pale Spiked Lobelia
Lolium perenne var. aristatum (11/30/12) — Italian Ryegrass, Annual Ryegrass
Lolium perenne var. perenne (11/30/12) — English Rye-grass, Perennial Rye-grass
Lolium temulentum ssp. temulentum (11/30/12) — Darnel rye-grass
Lonicera canadensis (11/30/12) — American Fly-honeysuckle, Fly-honeysuckle
Lonicera dioica (11/30/12) — Smooth Honeysuckle, Mountain Coral Honeysuckle, Lonicera
Lonicera flava (11/30/12) — Yellow Honeysuckle
Lonicera fragrantissima (11/30/12) — Sweet-breath-of-spring, Winter Honeysuckle
Lonicera japonica (11/30/12) — Japanese Honeysuckle
Lonicera maackii (11/30/12) — Amur Bush-honeysuckle, Amur Honeysuckle
Lonicera morrowii (11/30/12) — Morrow's Honeysuckle
Lonicera sempervirens (11/30/12) — Coral Honeysuckle, Woodbine, Trumpet Honeysuckle
Lonicera standishii (11/30/12) — Standish's Honeysuckle
Lonicera tatarica (11/30/12) — Tatarian Honeysuckle
Lonicera Xbella (11/30/12) — Bell's Honeysuckle, Pretty Honeysuckle
Lonicera xylosteum (11/30/12) — European Fly-honeysuckle, Dwarf Honeysuckle
Lophiola aurea (5/21/15) — Goldencrest
Lorinseria areolata (5/21/15) — Netted Chain Fern, Net-veined Chain Fern
Lotus corniculatus (11/30/12) — Birdsfoot-trefoil, Eggs-and-Bacon
Lotus tenuis (11/30/12) — Slender Birdsfoot-trefoil
Ludwigia alternifolia (11/30/12) — Alternate-leaf Seedbox
Ludwigia arcuata (5/21/15) — piedmont primrose-willow
Ludwigia brevipes (11/30/12) — Long Beach Seedbox, Coastal Plain Water-purslane
Ludwigia decurrens (11/30/12) — Wingstem Water-primrose
Ludwigia grandiflora ssp. grandiflora (11/30/12) — Showy Water-primrose
Ludwigia grandiflora ssp. hexapetala (11/30/12) — Common Water-primrose
Ludwigia hirtella (11/30/12) — Rafinesque's Seedbox
Ludwigia leptocarpa (11/30/12) — Water-willow, Primrose Willow
Ludwigia maritima (5/21/15) — Harper's Seedbox
Ludwigia palustris (11/30/12) — Common Water-purslane, Marsh Purslane
Ludwigia repens (5/21/15) — Creeping Seedbox
Ludwigia suffruticosa (11/30/12) — Shrubby Seedbox
Ludwigia virgata (11/30/12) — Savanna Seedbox, Slender Seedbox
Lunaria annua (11/30/12) — Annual Honesty, Money Plant, Silver-dollar Plant
Lupinus angustifolius (11/30/12) — Narrowleaf Lupine
Lupinus diffusus (11/30/12) — Blue Sandhill Lupine, Sky-blue Lupine
Lupinus perennis ssp. gracilis (5/21/15) — Southern Sundial Lupine
Lupinus perennis ssp. perennis (5/21/15) — Northern Sundial Lupine
Lupinus villosus (5/21/15) — Lady Lupine, Pink Sandhill Lupine
Luzula acuminata var. acuminata (5/21/15) — hairy woodrush
Luzula acuminata var. carolinae (11/30/12) — Carolina woodrush
Luzula bulbosa (11/30/12) — bulbous woodrush
Luzula echinata (11/30/12) — Hedgehog Woodrush, Spreading Woodrush
Luzula multiflora var. multiflora (11/30/12) — woodrush
Lychnis flos-cuculi (5/21/15) — Ragged Robin
Lycium carolinianum (5/21/15) — Christmas-berry, Carolina Matrimony-vine
Lycopodiella alopecuroides (11/30/12) — Foxtail Clubmoss, Foxtail Bog Clubmoss
Lycopodiella appressa (11/30/12) — Southern Bog Clubmoss
Lycopodiella prostrata (11/30/12) — Featherstem Clubmoss, Prostrate Bog Clubmoss
Lycopodioides apodum (11/30/12) — Meadow Spikemoss
Lycopodioides ludovicianum (11/30/12) — Louisiana Spikemoss, Gulf Spikemoss
Lycopodium clavatum (11/30/12) — Staghorn Clubmoss, Running Clubmoss, Ground-pine
Lycopus rubellus (5/21/15) — Stalked Bugleweed
Lycopus virginicus (5/21/15) — Virginia Bugleweed
Lycoris radiata (9/28/12) — Magic Lily, Hurricane Lily, Surprise Lily, Spider Lily
Lygodesmia aphylla (5/21/15) — Rose-rush, Flowering Straw
Lygodium japonicum (5/21/15) — Japanese Climbing Fern
Lygodium microphyllum (5/21/15) — Old World Climbing Fern, Small-leaf Climbing Fern
Lygodium palmatum (5/21/15) — American Climbing Fern
Lyonia ferruginea (11/30/12) — Rusty Lyonia, Staggerbush, Dragonwood, Crookedwood
Lyonia fruticosa (11/30/12) — Staggerbush, Poor-grub
Lyonia ligustrina var. ligustrina (11/30/12) — Northern Maleberry, He-huckleberry
Lyonia lucida (11/30/12) — Shining Fetterbush, Lyonia, Hemleaf
Lyonia mariana (11/30/12) — Staggerbush
Lysimachia asperulifolia (11/30/12) — Pocosin Loosestrife, "Roughleaf Loosestrife"
Lysimachia borealis (5/21/15) — Northern Starflower, Maystar
Lysimachia ciliata (11/30/12) — Fringed Loosestrife
Lysimachia clethroides (11/30/12) — Gooseneck Loosestrife
Lysimachia fraseri (11/30/12) — Fraser's Loosestrife
Lysimachia graminea (11/30/12) — Grassleaf Yellow-loosestrife
Lysimachia hybrida (11/30/12) — Lowland Loosestrife
Lysimachia lanceolata (11/30/12) — Lanceleaf Loosestrife
Lysimachia loomisii (11/30/12) — Carolina Loosestrife
Lysimachia minima (5/21/15) — Chaffweed, False-pimpernel
Lysimachia nummularia (11/30/12) — Moneywort, Creeping Jenny, Creeping Charlie
Lysimachia quadriflora (11/30/12) — Prairie Loosestrife, Smooth Loosestrife, Four-flowered Loosestrife
Lysimachia quadrifolia (11/30/12) — Whorled Loosestrife
Lysimachia terrestris (11/30/12) — Swamp Candles, Bog-candles, Bog Loosestrife
Lysimachia tonsa (11/30/12) — Southern Loosestrife, Appalachian Loosestrife
Lysimachia vulgaris (5/21/15) — Garden Loosestrife
Lythrum alatum (11/30/12) — Northern Winged Loosestrife
Lythrum salicaria (11/30/12) — Purple Loosestrife
Macbridea caroliniana (11/30/12) — Carolina Birds-in-a-nest, Carolina Macbridea, Carolina Bogmint
Maclura pomifera (11/30/12) — Osage-orange, Hedge-apple, Bow-wood
Maclura tricuspidata (11/30/12) — Cudrania, Strawberry-bush, Chinese Che
Macroptilium lathyroides (5/21/15) — Wild Bushbean
Macrothelypteris torresiana (5/21/15) — Mariana Maiden Fern, Swordfern
Magnolia acuminata var. acuminata (5/21/15) — Cucumber Magnolia, Cucumber-tree
Magnolia acuminata var. subcordata (5/21/15) — Yellow Cucumber-tree, Showy Cucumber Magnolia
Magnolia ashei (11/30/12) — Ashe's Magnolia
Magnolia fraseri (11/30/12) — Fraser Magnolia, Mountain Magnolia, Earleaf Umbrella-tree, Umbrella Tree
Magnolia grandiflora (11/30/12) — Southern Magnolia, Bull Bay
Magnolia macrophylla (11/30/12) — Bigleaf Magnolia, Large-leaved Magnolia, Umbrella Tree
Magnolia pyramidata (11/30/12) — Pyramid Magnolia
Magnolia tripetala (11/30/12) — Umbrella Magnolia, Umbrella-tree
Magnolia virginiana + (11/30/12) — Sweetbay, Sweetbay Magnolia, Swampbay
Maianthemum canadense (11/30/12) — Canada Mayflower, False Lily-of-the-valley, Wild Lily-of-the-valley
Maianthemum racemosum ssp. racemosum (11/30/12) — False Solomon's Seal, Eastern Solomon's Plume
Maianthemum stellatum (11/30/12) — Starry Solomon's Seal, Starry Solomon's Plume, Starflower
Malaxis bayardii (5/21/15) — Appalachian Adder's-mouth Orchid
Malaxis spicata (5/21/15) — Florida Adder's-mouth Orchid
Malaxis unifolia (5/21/15) — Green Adder's-mouth Orchid
Malus angustifolia (11/30/12) — Southern Crabapple, Wild Crabapple
Malus baccata (5/21/15) — Siberian Crabapple
Malus coronaria (11/30/12) — Wild Crabapple, Sweet Crabapple
Malus pumila (11/30/12) — Common Apple
Malva moschata (5/21/15) — Marsh Mallow, Musk Mallow, Rose Mallow
Malvaviscus drummondii (5/21/15) — Wax Mallow, Turk's-cap Mallow
Malvaviscus penduliflorus (5/21/15) — Turk‚Äôs-cap Mallow, Mazapan
Manfreda virginica (11/30/12) — Eastern False Aloe, Rattlesnake-master
Marshallia graminifolia (11/30/12) — Grassleaf Barbara's-buttons
Marshallia grandiflora (11/30/12) — Appalachian Barbara's-buttons, Large-flowered Barbara's-buttons
Marshallia legrandii (5/21/15) — Oak Barrens Barbara's-buttons
Marshallia mohrii (11/30/12) — Coosa Barbara's-buttons
Marshallia obovata var. obovata (11/30/12) — Piedmont Barbara's-buttons, Spoon-leaved Barbara's-buttons
Marshallia obovata var. scaposa (11/30/12) — Savanna Barbara's-buttons
Marshallia ramosa (5/21/15) — Pineland Barbara's-buttons, Southern Barbara's-buttons
Marshallia tenuifolia (11/30/12) — Grassleaf Barbara's-buttons
Marshallia trinervia (11/30/12) — Colonial Barbara's-buttons, Broadleaf Barbara's-buttons
Marsilea macropoda (11/30/12) — Golden Waterclover, Big-footed Waterclover
Marsilea minuta (11/30/12) — Dwarf Waterclover, Small Waterclover
Marsilea mutica (11/30/12) — Australian Waterclover, Nardoo
Marsilea quadrifolia (11/30/12) — European Waterclover, European Pepperwort, European Water Shamrock
Matelea carolinensis (11/30/12) — Carolina Spinypod, Climbing Milkweed, Climbing Milkvine
Matelea decipiens (11/30/12) — Deceptive Spinypod
Matelea flavidula (11/30/12) — Yellow Spinypod
Matelea obliqua (11/30/12) — Northern Spinypod, Limerock Milkvine, Climbing Milkvine
Matricaria discoidea (11/30/12) — Pineapple-weed, Rayless Chamomile
Mayaca fluviatilis (5/21/15) — Bogmoss
Mazus miquelii (11/30/12) — Creeping Mazus, Miquel's mazus
Mazus pumilus (11/30/12) — Japanese Mazus
Mecardonia acuminata var. acuminata (11/30/12) — Mecardonia, Common Axilflower
Medeola virginiana (5/21/15) — Indian Cucumber-root
Medicago arabica (11/30/12) — Spotted Medick, Spotted Bur-clover
Medicago lupulina (11/30/12) — Black Medick, Yellow Trefoil
Medicago sativa (11/30/12) — Alfalfa, Lucerne, Blue Alfalfa
Meehania cordata (11/30/12) — Meehania
Megathyrsus maximus (5/21/15) — Guinea Grass
Melaleuca quinquenervia (5/21/15) — Paperbark Tree , Meleleuca, Punktree
Melampyrum lineare + (11/30/12) — Cow-wheat
Melanthera nivea (5/21/15) — Melanthera, Snow Squarestem
Melia azedarach (11/30/12) — Chinaberry, Pride-of-India
Melica mutica (5/21/15) — Melic Grass, Two-flower Melic
Melilotus albus (11/30/12) — White Sweetclover, White Melilot
Melilotus indicus (11/30/12) — Small Melilot, Sourclover
Melilotus officinalis (11/30/12) — Yellow Sweetclover, Yellow Melilot, Ribbed Melilot
Melinis repens ssp. repens (11/30/12) — Rose Natalgrass
Melochia corchorifolia (11/30/12) — Chocolate-weed
Melochia spicata (5/21/15) — Bretonica Peluda
Melothria pendula (11/30/12) — Creeping Cucumber
Menispermum canadense (11/30/12) — Moonseed, Yellow Parilla
Mentha canadensis (5/21/15) — Canada Mint, Field Mint, Wild Mint
Mentha spicata var. spicata (5/21/15) — Spearmint
Mentha Xpiperita var. piperita (5/21/15) — Peppermint
Mertensia virginica (11/30/12) — Virginia Bluebells, Virginia Cowslip
Micranthemum umbrosum (5/21/15) — Shade Mudflower
Micranthes careyana (11/30/12) — Carey's Saxifrage
Micranthes caroliniana (11/30/12) — Carolina Saxifrage
Micranthes micranthidifolia (11/30/12) — Brook Lettuce, Mountain Lettuce, Branch Lettuce, Lettuceleaf Saxifrage
Micranthes virginiensis (11/30/12) — Early Saxifrage
Microstegium vimineum (11/30/12) — Japanese Grass, Japanese Stiltgrass, Nepalese Browntop, Nepal Grass
Microthlaspi perfoliatum (11/30/12) — Perfoliate Penny-cress, Thoroughwort Penny-cress
Mikania cordifolia (11/30/12) — Heartleaf Climbing Hempweed
Mikania scandens (11/30/12) — Climbing Hempweed
Mimosa microphylla (11/30/12) — Eastern Sensitive-briar
Mimosa quadrivalvis var. floridana (5/21/15) — Florida Sensitive-briar, Sensitive Vine, Powderpuff Mimosa
Mimosa strigillosa (11/30/12) — Mimosa Vine, Sensitive Vine, Powderpuff Mimosa
Mimulus alatus (11/30/12) — Winged Monkey-flower, Sharpwing Monkey Flower
Mimulus ringens var. ringens (11/30/12) — Allegheny Monkey-flower, Square-stemmed Monkey-flower
Mirabilis jalapa (5/21/15) — Garden Four-o'clock, Marvel-of-Peru
Mirabilis nyctaginea (5/21/15) — Wild Four-o'clock, Heart-leaved Umbrella-wort
Miscanthus sinensis (11/30/12) — Chinese Silvergrass
Mitchella repens (11/30/12) — Partridgeberry, Twinflower
Mitella diphylla (11/30/12) — Two-leaved Miterwort, Bishop's Cap
Mitreola petiolata (11/30/12) — Caribbean Miterwort
Mnesithea rugosa (5/21/15) — Wrinkled Jointgrass
Modiola caroliniana (5/21/15) — Carolina Bristlemallow, Bristly-mallow, Carolina Mallow
Mollugo verticillata (11/30/12) — Carpetweed, Indian-chickweed
Momordica charantia ssp. charantia (11/30/12) — Balsam-apple, Bitter Melon, Balsam-pear
Monarda citriodora var. citriodora (11/30/12) — Lemon Bergamot, Lemon Mint
Monarda clinopodia (11/30/12) — Basil Bergamot, Basil Balm
Monarda didyma (11/30/12) — Bee-balm, Oswego Tea
Monarda fistulosa + (11/30/12) — Wild Bergamot
Monarda media (11/30/12) — Purple Bee-balm
Monarda punctata var. punctata (11/30/12) — Eastern Horse-mint, Spotted Bee-balm
Mononeuria glabra (5/21/15) — Appalachian Sandwort
Mononeuria groenlandica (5/21/15) — Greenland Sandwort, Mountain Sandwort
Mononeuria paludicola (5/21/15) — Godfrey's Sandwort
Mononeuria patula (5/21/15) — Lime-barren Sandwort, Glade Sandwort
Mononeuria uniflora (5/21/15) — Piedmont Sandwort
Monotropa uniflora (11/30/12) — Indian Pipes, Ghost Flower
Monotropsis odorata (11/30/12) — Appalachian Pygmy Pipes, Sweet Pinesap
Morella caroliniensis (11/30/12) — Pocossin Bayberry, Evergreen Bayberry, Swamp Candleberry, Southern Bayberry
Morella cerifera (11/30/12) — Common Wax Myrtle, Southern Bayberry
Morella inodora (11/30/12) — Scentless Bayberry, Odorless Bayberry
Morella pensylvanica (11/30/12) — Northern Bayberry
Morella pumila (11/30/12) — Dwarf Wax Myrtle, Dwarf Bayberry
Morus alba (11/30/12) — White Mulberry, Silkworm Mulberry, Russian Mulberry
Morus rubra (11/30/12) — Red Mulberry
Mosla dianthera (11/30/12) — Miniature Beefsteak-plant, Mosla
Muhlenbergia capillaris (11/30/12) — Pink Muhlygrass, Upland Muhly, Hairawn Muhly, Hairgrass
Muhlenbergia expansa (11/30/12) — Savannah Hairgrass
Muhlenbergia mexicana (11/30/12) — Hairy Wirestem Muhly
Muhlenbergia schreberi (11/30/12) — Nimblewill
Muhlenbergia sericea (11/30/12) — Dune Hairgrass, Sweetgrass
Muhlenbergia sylvatica (11/30/12) — Woodland Muhly
Muhlenbergia tenuiflora (11/30/12) — Slender Muhly
Murdannia keisak (11/30/12) — Murdannia, Asian Spiderwort, Marsh Dayflower, Wart-removing Herb
Murdannia nudiflora (11/30/12) — Doveweed
Muscadinia rotundifolia var. munsoniana (5/21/15) — Munson Grape, Bullace Grape
Muscadinia rotundifolia var. rotundifolia (5/21/15) — Muscadine, Scuppernong
Muscari botryoides (11/30/12) — Compact Grape-hyacinth
Muscari neglectum (11/30/12) — Grape-hyacinth, Blue Bottles
Myosotis arvensis (11/30/12) — Field Forget-me-not, Field Scorpion-grass
Myosotis discolor (5/21/15) — Yellow-and-blue Scorpion-grass, Changing Forget-me-not
Myosotis laxa ssp. laxa (11/30/12) — Smaller Forget-me-not, Marsh Forget-me-not, Tufted Forget-me-not
Myosotis macrosperma (11/30/12) — Bigseed Forget-me-not, Scorpion-grass
Myosotis scorpioides (11/30/12) — Water Scorpion-grass, True Forget-me-not
Myosotis stricta (5/21/15) — Blue Scorpion-grass
Myosotis verna (11/30/12) — Spring Forget-me-not, Early Forget-me-not, Early Scorpion-grass
Myosoton aquaticum (11/30/12) — Water-chickweed, Giant Chickweed, Water Mouse-ear
Myosurus minimus (11/30/12) — Mousetail
Myrica gale (5/21/15) — Sweet Gale
Myriophyllum aquaticum (11/30/12) — Parrot-feather
Myriophyllum heterophyllum (5/21/15) — Southern Water-milfoil, Variable-leaf Water-milfoil
Myriophyllum laxum (5/21/15) — Loose Water-milfoil, Sandhills Milfoil, Lax Water-milfoil, Piedmont Water-milfoil
Myriophyllum sibiricum (5/21/15) — Common Water-milfoil
Myriophyllum spicatum (11/30/12) — Eurasian Water-milfoil
Myriophyllum verticillatum (5/21/15) — Water-milfoil
Myriopteris alabamensis (5/21/15) — Alabama Lipfern
Myriopteris lanosa (5/21/15) — Hairy Lipfern
Myriopteris tomentosa (5/21/15) — Woolly Lipfern
Nabalus albus (11/30/12) — White Lettuce, Northern Rattlesnake-root
Nabalus altissimus (11/30/12) — Tall White Lettuce, Tall Rattlesnake-root
Nabalus autumnalis (11/30/12) — Slender Rattlesnake-root, One-sided Rattlesnake-root
Nabalus barbatus (11/30/12) — Barbed Rattlesnake-root, Flatwoods Rattlesnake-root
Nabalus roanensis (11/30/12) — Roan Rattlesnake-root, Appalachian Rattlesnake-root
Nabalus serpentarius (11/30/12) — Lion's-foot, Gall-of-the-Earth
Nabalus trifoliolatus (11/30/12) — Gall-of-the-earth
Najas guadalupensis var. guadalupensis (5/21/15) — Common Naiad, Southern Naiad
Najas minor (11/30/12) — Spinyleaf Naiad
Nama jamaicense (5/21/15) — Jamaica Weed
Nandina domestica (11/30/12) — Nandina, Heavenly Bamboo, Sacred-bamboo
Narcissus pseudonarcissus (5/21/15) — Daffodil
Nasturtium microphyllum (5/21/15) — Narrow-fruited Watercress, Onerow Yellowcress
Nasturtium officinale (5/21/15) — Watercress
Nekemias arborea (5/21/15) — Peppervine
Nelumbo lutea (5/21/15) — Yonkapin, American Lotus-lily, Yellow Nelumbo, Pond-nuts
Nelumbo nucifera (5/21/15) — Sacred Lotus, Oriental Lotus-lily, Pink Lotus
Nemophila aphylla (5/21/15) — Baby Blue Eyes
Nepeta cataria (11/30/12) — Catnip, Catmint
Nephrolepis cordifolia (5/21/15) — Narrow Sword Fern, Tuber Sword Fern, Fishbone Fern, Ladder Fern
Nerium oleander (11/30/12) — Oleander
Nestronia umbellula (5/21/15) — Nestronia, Conjurer's-nut, Leechbush
Neviusia alabamensis (11/30/12) — Alabama Snow-wreath, Neviusia
Nicandra physalodes (11/30/12) — Apple-of-Peru
Nolina georgiana (11/30/12) — Georgia Beargrass, Sandhills Lily
Nothoscordum bivalve (5/21/15) — False Garlic, Grace Garlic
Nuphar advena (5/21/15) — Broadleaf Pondlily, Cow-lily, Spatterdock, Yellow Pond Lily
Nuphar sagittifolia (5/21/15) — Narrowleaf Pondlily, Cow-lily, Spatterdock, Bonnets
Nuttallanthus canadensis (5/21/15) — Oldfield Toadflax, Common Toadflax
Nuttallanthus texanus (5/21/15) — Texas Toadflax
Nymphaea elegans (11/30/12) — Tropical Blue Water-lily
Nymphaea mexicana (11/30/12) — Yellow Water-lily, Banana Water-lily
Nymphaea odorata ssp. odorata (11/30/12) — Fragrant White Water-lily, American Water-lily, Sweet Water-lily
Nymphoides aquatica (11/30/12) — Big Floating Heart, Banana Floating Heart
Nymphoides cordata (11/30/12) — Little Floating Heart
Nymphoides cristata (11/30/12) — Crested Floating Heart, Water Snowflake
Nymphoides peltata (11/30/12) — Yellow Floating Heart
Nyssa aquatica (11/30/12) — Water Tupelo, Cotton Gum, Tupelo Gum
Nyssa biflora (11/30/12) — Swamp Tupelo, Swamp Blackgum, Swamp Gum, Water Gum
Nyssa ogeche (11/30/12) — Ogeechee Tupelo, Ogeechee Lime, Ogeechee Plum
Nyssa sylvatica (11/30/12) — Blackgum, Black Tupelo, Sour Gum
Nyssa ursina (11/30/12) — Bear Tupelo, Apalachicola Tupelo
Obolaria virginica (11/30/12) — Pennywort
Oclemena acuminata (11/30/12) — Whorled Wood Aster, Floral Wood Aster, Whorled Aster, Whorled Nodding-aster
Oclemena reticulata (11/30/12) — Pine-barren Aster, Whitetop Aster
Oenanthe javanica (11/30/12) — Water Celery, Water Parsley, Java Dropwort, Seri
Oenothera argillicola (11/30/12) — Shale-barren Evening Primrose, Shale Evening Primrose
Oenothera biennis (11/30/12) — Common Evening Primrose
Oenothera drummondii ssp. drummondii (11/30/12) — Beach Evening Primrose, Drummond's Evening Primrose
Oenothera filipes (11/30/12) — Threadstalk Gaura
Oenothera fruticosa + (11/30/12) — Southern Sundrops
Oenothera gaura (11/30/12) — Biennial Gaura, Northeastern Gaura, Morning Honeysuckle
Oenothera humifusa (11/30/12) — Dunes Evening Primrose, Seabeach Evening Primrose, Spreading Evening Primrose
Oenothera laciniata (11/30/12) — Cutleaf Evening Primrose
Oenothera linifolia (11/30/12) — Threadleaf Sundrops, Flaxleaf Sundrops
Oenothera perennis (11/30/12) — Little Sundrops, Small Sundrops
Oenothera riparia (11/30/12) — Riverbank Evening Primrose, Riverbank Sundrops
Oenothera simulans (5/21/15) — Southeastern Gaura
Oenothera speciosa (11/30/12) — Showy Evening Primrose, White Evening Primrose, Pink-ladies
Oenothera tetragona + (11/30/12) — Northern Sundrops, Appalachian Sundrops
Oenothera triloba (11/30/12) — Stemless Evening Primrose
Oldenlandia boscii (5/21/15) — Bosc's Bluet
Oldenlandia corymbosa (5/21/15) — Diamond-flower
Onoclea sensibilis var. sensibilis (11/30/12) — Sensitive Fern, Bead Fern
Ophioglossum crotalophoroides (11/30/12) — Bulbous Adder's-tongue, Dwarf Adder's Tongue
Ophioglossum engelmannii (11/30/12) — Engelmann's Adder's-tongue, Limestone Adder's-tongue
Ophioglossum nudicaule (5/21/15) — Slender Adder's-tongue
Ophioglossum petiolatum (11/30/12) — Longstem Adder's-tongue, Stalked Adder's-tongue Fern
Ophioglossum pycnostichum (11/30/12) — Southern Adder's-tongue
Ophiopogon japonicus (11/30/12) — Mondo Grass, Black Mondo, Monkeygrass
Oplismenus setarius (5/21/15) — Woods-grass, Bristle Basketgrass
Oplismenus undulatifolius (5/21/15) — Wavyleaf Basketgrass
Opuntia cespitosa (5/21/15) — Common Eastern Prickly Pear
Opuntia drummondii (5/21/15) — Dune Prickly Pear, Dune Devil-joint, Devils-joint Cactus
Opuntia humifusa (5/21/15) — Eastern Prickly Pear
Opuntia mesacantha ssp. mesacantha (11/30/12) — Eastern Prickly Pear
Opuntia stricta var. dillenii (5/21/15) — Coastal Prickly Pear, Shell Midden Prickly-pear, Yaaxpakan
Opuntia stricta var. stricta (5/21/15) — Coastal Prickly Pear, Shell Midden Prickly-pear
Orbexilum pedunculatum (5/21/15) — Western Sampson's Snakeroot
Orbexilum psoralioides (5/21/15) — Eastern Sampson's Snakeroot
Orbexilum virgatum (5/21/15) — Pineland Leatherroot, Slender Leatherroot, Pineland Scurf-pea
Ornithogalum nutans (5/21/15) — Drooping Star of Bethlehem
Ornithogalum umbellatum (5/21/15) — Star of Bethlehem
Orobanche minor (5/21/15) — Lesser Broomrape
Orontium aquaticum (11/30/12) — Golden Club, Never-wet, Bog Torches
Orthosia scoparia (5/21/15) — Leafless Swallow-wort, Cynanchum
Osmorhiza claytonii (11/30/12) — Bland Sweet Cicely, Hairy Sweet Cicely
Osmorhiza longistylis (11/30/12) — Anise-root, Smooth Sweet Cicely
Osmunda claytoniana var. claytoniana (11/30/12) — Interrupted Fern
Osmunda spectabilis (11/30/12) — American Royal Fern
Osmundastrum cinnamomeum (11/30/12) — Cinnamon Fern
Ostrya virginiana (11/30/12) — American Hop-hornbeam, Ironwood, Eastern Hop-hornbeam
Ottelia alismoides (5/21/15) — Duck lettuce
Oxalis articulata (5/21/15) — windowbox wood-sorrel
Oxalis colorea (5/21/15) — tufted yellow wood-sorrel, Small's wood-sorrel, (NOT Sadie Price‚Äôs Yellow Wood-sorrel)
Oxalis corniculata (5/21/15) — Creeping Lady's-sorrel
Oxalis debilis (5/21/15) — pink woodsorrel
Oxalis dillenii (5/21/15) — Southern Yellow Wood-sorrel
Oxalis florida (5/21/15) — tufted yellow wood-sorrel
Oxalis grandis (5/21/15) — Large Wood-sorrel, Great Yellow Wood-sorrel
Oxalis macrantha (5/21/15) — Sadie Price‚Äôs Yellow Wood-sorrel
Oxalis montana (5/21/15) — Mountain Wood-sorrel, American Wood-sorrel, Wood Shamrock, White Wood-sorrel
Oxalis stricta (5/21/15) — Common Yellow Wood-sorrel
Oxalis violacea (5/21/15) — Violet Wood-sorrel
Oxydendrum arboreum (11/30/12) — Sourwood, Sorrel-tree
Oxypolis rigidior (11/30/12) — Cowbane, Pig-potato, Stiff Cowbane
Oxypolis ternata (5/21/15) — Savanna Cowbane
Pachysandra procumbens (11/30/12) — Allegheny Spurge, Mountain Pachysandra
Pachysandra terminalis (11/30/12) — Pachysandra, Japanese Spurge
Packera anonyma (11/30/12) — Small's Ragwort, Squaw-weed, Appalachian Ragwort
Packera aurea (11/30/12) — Golden Ragwort, Heartleaf Ragwort
Packera crawfordii (11/30/12) — Ragwort, Groundsel
Packera glabella (11/30/12) — Butterweed, Smooth Ragwort, Yellowtop
Packera millefolium (11/30/12) — Blue Ridge Ragwort, Yarrowleaf Ragwort, Divided-leaf Ragwort
Packera obovata (11/30/12) — Roundleaf Ragwort, Roundleaf Groundsel, Spatulate-leaved Ragwort, Running Ragwort
Packera paupercula var. appalachiana (5/21/15) — Appalachian Ragwort
Packera paupercula var. paupercula (5/21/15) — Balsam Ragwort, Northern Meadow Groundsel
Packera schweinitziana (11/30/12) — Robbins' Ragwort, New England Ragwort, New England Groundsel
Packera serpenticola (5/21/15) — Buck Creek Ragwort
Packera tomentosa (11/30/12) — Woolly Ragwort
Paederia foetida (11/30/12) — Skunk-vine
Palhinhaea cernua (11/30/12) — Nodding Clubmoss, Staghorn Clubmoss
Panax quinquefolius (11/30/12) — American Ginseng, Sang
Panax trifolius (11/30/12) — Dwarf Ginseng
Panicum amarum var. amarulum (5/21/15) — Southern Seabeach Grass
Panicum amarum var. amarum (5/21/15) — Seaside Panicum, Bitter Seabeach Grass
Panicum capillare (5/21/15) — Witchgrass, Old-witch grass, Tumbleweed, Tickle Grass
Panicum dichotomiflorum var. dichotomiflorum (5/21/15) — Fall Panicum, Fall Panicgrass, Spreading Panicgrass
Panicum repens (5/21/15) — Torpedo Grass
Panicum virgatum var. cubense (5/21/15) — Blunt Panic Grass
Panicum virgatum var. virgatum (5/21/15) — Switchgrass , Prairie Switchgrass
Papaver dubium (5/21/15) — Long-headed Poppy, Blind Eyes
Papaver rhoeas (5/21/15) — Corn Poppy, Field Poppy, Red Poppy, Flanders Poppy
Papaver somniferum (5/21/15) — Opium Poppy, Breadseed Poppy
Parathelypteris noveboracensis (5/21/15) — New York Fern
Parietaria floridana (5/21/15) — Florida Pellitory
Parkinsonia aculeata (5/21/15) — Jerusalem Thorn, Crown-of-Thorns, Horse-bean, Mexican Palo Verde
Parnassia asarifolia (11/30/12) — Kidneyleaf Grass-of-Parnassus, Appalachian Grass-of-Parnassus, Brook Parnassia
Parnassia caroliniana (11/30/12) — Carolina Grass-of-Parnassus, Savanna Parnassia, Eyebright
Parnassia grandifolia (11/30/12) — Bigleaf Grass-of-Parnassus, Limeseep Parnassia
Paronychia argyrocoma (5/21/15) — Silverling, Silver Whitlow-wort
Paronychia canadensis (5/21/15) — Forked Chickweed, Canada Whitlow-wort
Paronychia virginica var. virginica (5/21/15) — Yellow Nailwort, Virginia Whitlow-wort
Parthenium hysterophorus (5/21/15) — Santa Maria Feverfew
Parthenium integrifolium var. integrifolium (5/21/15) — Common Wild Quinine
Parthenocissus inserta (5/21/15) — Thicket Creeper, Woodbine
Parthenocissus quinquefolia (11/30/12) — Virginia Creeper
Paspalidium geminatum (5/21/15) — Alligator Grass, Paspalidium
Paspalum bifidum (5/21/15) — Pitchfork Paspalum, Pitchfork Crown Grass
Paspalum conjugatum (5/21/15) — Sour Paspalum
Paspalum dilatatum ssp. dilatatum (11/30/12) — Dallis Grass
Paspalum floridanum (5/21/15) — Florida Paspalum
Paspalum fluitans (5/21/15) — Water Paspalum, Horsetail Crown Grass
Paspalum laeve + (5/21/15) — field paspalum
Paspalum notatum (11/30/12) — Bahia Grass
Paspalum praecox + (5/21/15) — Crown Grass
Paspalum quadrifarium (11/30/12) — Tussock Paspalum
Paspalum urvillei (11/30/12) — Vasey Grass
Paspalum vaginatum (5/21/15) — Sand Knotgrass, Seashore Crown Grass
Passiflora incarnata (11/30/12) — Passionflower, Maypop
Passiflora lutea (11/30/12) — Yellow Passionflower
Pastinaca sativa (11/30/12) — Parsnip
Paulownia tomentosa (11/30/12) — Princess Tree, Empress Tree, Royal Paulownia
Paxistima canbyi (5/21/15) — Canby's Mountain Lover, Ratstripper, Cliff-green
Pectis prostrata (5/21/15) — spreading chinchweed
Pedicularis canadensis (11/30/12) — Wood Betony, Eastern Lousewort, Fernleaf
Pedicularis lanceolata (11/30/12) — Swamp Lousewort
Pediomelum canescens (11/30/12) — Buckroot, Eastern Prairie-turnip, Hoary Scurfpea
Pediomelum piedmontanum (11/30/12) — Piedmont Buckroot, Dixie Mountain Breadroot
Pediomelum subacaule (11/30/12) — Nashville Breadroot
Pellaea atropurpurea (5/21/15) — Purple Cliffbrake
Pellaea ternifolia ssp. arizonica (5/21/15) — Arizona Cliffbrake
Pellaea wrightiana (5/21/15) — Wright's Cliffbrake
Peltandra sagittifolia (11/30/12) — White Arrow-arum, White Arum, Spoonflower
Peltandra virginica (11/30/12) — Green Arrow-arum, Tuckahoe
Penstemon australis (11/30/12) — Downy Beardtongue, Sandhill Beardtongue, Southern Beardtongue, Southeastern Beardtongue
Penstemon calycosus (11/30/12) — Longsepal Beardtongue
Penstemon canescens (11/30/12) — Appalachian Beardtongue, Gray's Beardtongue
Penstemon digitalis (11/30/12) — Foxglove Beardtongue, Tall White Beardtongue
Penstemon dissectus (5/21/15) — Georgia Beardtongue, Grit Beardtongue
Penstemon hirsutus (11/30/12) — Northeastern Beardtongue, Hairy Beardtongue
Penstemon laevigatus (11/30/12) — Smooth Beardtongue, Eastern Beardtongue
Penstemon multiflorus (11/30/12) — Manyflower Beardtongue
Penstemon pallidus (5/21/15) — Pale Beardtongue, Eastern White Beardtongue
Penstemon smallii (11/30/12) — Small's Penstemon, Blue Ridge Beardtongue, Small's Beardtongue
Penthorum sedoides (5/21/15) — Ditch Stonecrop, American Penthorum
Peperomia pellucida (5/21/15) — Pepper-elder, Man-to-man, Rat-ear
Perilla frutescens (11/30/12) — Beefsteak Plant, Perilla
Periploca graeca (5/21/15) — Silkvine
Persea borbonia (11/30/12) — Red Bay
Persea palustris (11/30/12) — Swamp Bay
Persicaria amphibia (5/21/15) — Water Smartweed
Persicaria arifolia (11/30/12) — Halberd-leaf Tearthumb
Persicaria glabra (11/30/12) — Dense-flowered Smartweed
Persicaria hydropiperoides (11/30/12) — Mild Waterpepper
Persicaria lapathifolia (11/30/12) — Dockleaf Smartweed, Willow-weed, Pale Smartweed
Persicaria longiseta (11/30/12) — Longbristle Smartweed, Bristly Lady‚Äôs-thumb, Tufted Knotweed
Persicaria maculosa (5/21/15) — Lady's-thumb, Heart's-ease
Persicaria orientalis (11/30/12) — Kiss-me-over-the-garden-gate, Prince's Feather, Prince's-plume
Persicaria pensylvanica (11/30/12) — Pennsylvania Smartweed, Pinkweed
Persicaria perfoliata (11/30/12) — Asiatic Tearthumb, Mile-a-minute-vine
Persicaria punctata (11/30/12) — Dotted Smartweed
Persicaria sagittata (11/30/12) — Arrowleaf Tearthumb, Arrowvine
Persicaria setacea (11/30/12) — Swamp Smartweed
Persicaria virginiana (11/30/12) — Jumpseed
Persicaria wallichii var. wallichii (5/21/15) — Himalayan Knotweed, Kashmir Plume, cultivated knotweed
Phacelia bipinnatifida (5/21/15) — Fernleaf Phacelia, Purple Phacelia, Forest Phacelia
Phacelia dubia var. dubia (5/21/15) — Appalachian Phacelia, Small-flowered Scorpion Weed
Phacelia dubia var. georgiana (5/21/15) — Georgia Phacelia
Phacelia fimbriata (5/21/15) — Fringed Phacelia, Blue Ridge Phacelia
Phacelia maculata (5/21/15) — Flatrock Phacelia, Spotted Phacelia
Phacelia purshii (5/21/15) — Miami-mist
Phalaris arundinacea (11/30/12) — Reed Canarygrass, Ribbongrass
Phalaris canariensis (11/30/12) — Canarygrass, Birdseed Grass
Phanopyrum gymnocarpon (5/21/15) — Swamp Phanopyrum, Savanna Phanopyrum
Phaseolus polystachios (11/30/12) — Wild Bean, Wild Kidney Bean
Phaseolus sinuatus (11/30/12) — Sandhills Bean, Trailing Wild Bean
Phegopteris hexagonoptera (5/21/15) — Broad Beech Fern
Phelipanche ramosa (5/21/15) — Branching Broomrape, Hemp Broomrape
Phellodendron amurense (11/30/12) — Northern Cork-tree, Amur Cork-tree, Japanese Cork-tree
Phemeranthus mengesii (11/30/12) — Menges' Fameflower, Large-flowered Fameflower, Menges' Rock-pink, Large-flowered Rock-pink
Phemeranthus piedmontanus (11/30/12) — Piedmont Rock-pink
Phemeranthus teretifolius (11/30/12) — Appalachian Fameflower, Appalachian Rock-pink, Rock Portulaca
Philadelphus coronarius (5/21/15) — European Mock-orange, Sweet Mock-orange
Philadelphus hirsutus (11/30/12) — Hairy Mock-orange, Cumberland Mock-orange
Philadelphus inodorus (11/30/12) — Appalachian Mock-orange
Philadelphus pubescens (11/30/12) — Ozark Mock-orange, Hairy Mock-orange
Phlebodium aureum (5/21/15) — Goldfoot Fern, Golden Polypody
Phleum pratense ssp. pratense (11/30/12) — Timothy
Phlox amoena (11/30/12) — Hairy Phlox, Chalice Phlox
Phlox amplifolia (11/30/12) — Broadleaf Phlox
Phlox bifida (5/21/15) — Cleft Phlox, Sand Phlox
Phlox buckleyi (11/30/12) — Swordleaf Phlox, Shale-barren Phlox
Phlox carolina (11/30/12) — Carolina Phlox , Thick-leaf Phlox, Giant Phlox
Phlox divaricata (11/30/12) — Eastern Blue Phlox, Timber Phlox, Blue Woodland Phlox
Phlox drummondii (11/30/12) — Annual Phlox , Drummond Phlox
Phlox glaberrima (11/30/12) — Smooth Phlox
Phlox maculata var. maculata (11/30/12) — Northern Meadow Phlox
Phlox maculata var. pyramidalis (11/30/12) — Leafy Meadow Phlox, Wild Sweet William
Phlox nivalis + (11/30/12) — Pineland Phlox, Trailing Phlox
Phlox ovata (11/30/12) — Mountain Phlox, Appalachian Phlox, Allegheny Phlox
Phlox paniculata (11/30/12) — Garden Phlox, Summer Phlox, Fall Phlox, Smooth Phlox
Phlox pilosa (11/30/12) — Downy Phlox
Phlox stolonifera (11/30/12) — Creeping Phlox
Phlox subulata (11/30/12) — Moss Phlox, Mountain-pink
Phoradendron leucarpum ssp. leucarpum (11/30/12) — American Mistletoe, Christmas Mistletoe
Photinia serratifolia (11/30/12) — Taiwanese Redtip
Phragmites australis (11/30/12) — Common Reed
Phryma leptostachya (5/21/15) — American Lopseed
Phyla lanceolata (11/30/12) — Marsh Frogfruit, Northern Frogfruit
Phyla nodiflora (11/30/12) — Creeping Frogfruit, Capeweed, Turkey-tangle
Phyllanthus caroliniensis ssp. caroliniensis (5/21/15) — Carolina Leaf-flower
Phyllanthus tenellus (5/21/15) — Mascarene Island Leaf-flower
Phyllanthus urinaria ssp. urinaria (5/21/15) — Chamber Bitter
Phyllostachys aurea (5/21/15) — Golden Bamboo, Fishpole Bamboo
Phyllostachys aureosulcata (5/21/15) — Yellow-groove Bamboo
Phyllostachys bambusoides (5/21/15) — Giant Timber Bamboo, Japanese Timber Bamboo
Phyllostachys heterocycla (5/21/15) — Moso Bamboo
Phyllostachys nigra (5/21/15) — Black Bamboo
Phyllostachys rubromarginata (5/21/15) — reddish bamboo
Physalis angulata var. angulata (5/21/15) — Smooth Ground-cherry, Cutleaf Ground-cherry
Physalis grisea (5/21/15) — Gray Ground-cherry, Strawberry-tomato, Dwarf Cape-gooseberry
Physalis heterophylla (5/21/15) — Clammy Ground-cherry
Physalis longifolia var. subglabrata (5/21/15) — Longleaf Ground-cherry
Physalis pubescens var. integrifolia (5/21/15) — Thinleaf Downy Ground-cherry
Physalis pubescens var. pubescens (5/21/15) — Thickleaf Downy Ground-cherry
Physalis virginiana var. virginiana (5/21/15) — Virginia Ground-cherry
Physalis walteri (5/21/15) — Dune Ground-cherry, Sand Ground-cherry
Physocarpus opulifolius var. opulifolius (11/30/12) — Flowering Ninebark, Eastern Ninebark
Physostegia angustifolia (11/30/12) — Narrowleaf Obedient-plant
Physostegia leptophylla (11/30/12) — Tidal Marsh Obedient-plant, Swamp Obedient-plant, Narrowleaf Obedient-plant, False Dragonhead
Physostegia purpurea (11/30/12) — Savanna Obedient-plant, Eastern False Dragonhead
Physostegia virginiana ssp. praemorsa (11/30/12) — Southern Obedient-plant
Physostegia virginiana ssp. virginiana (5/21/15) — Northern Obedient-plant, False Dragonhead, Obedient-plant
Phytolacca americana (11/30/12) — Common Pokeweed, Poke
Phytolacca rigida (11/30/12) — Maritime Pokeweed
Picea abies (11/30/12) — Norway Spruce
Picea rubens (11/30/12) — Red Spruce, He Balsam
Pieris floribunda (11/30/12) — Evergreen Mountain Fetterbush, Mountain Andromeda
Pieris japonica (11/30/12) — Japanese Andromeda, Lily-of-the-Valley Bush
Pieris phillyreifolia (11/30/12) — Vine-wicky, Climbing Fetterbush, Climbing Wicky
Pilea microphylla (5/21/15) — Rockweed, Artillery Weed
Pilea pumila (5/21/15) — Greenfruit Clearweed, Richweed, Coolwort
Piloblephis rigida (5/21/15) — Florida Pennyroyal, Wild Pennyroyal
Pilosella aurantiaca (5/21/15) — Orange Hawkweed, Devil's Paintbrush, Orange King-devil
Pilosella caespitosa (5/21/15) — Field Hawkweed, Yellow King-devil
Pilosella flagellaris (5/21/15) — Whiplash Hawkweed
Pilosella officinarum (5/21/15) — Mouse-ear Hawkweed
Pilosella piloselloides (5/21/15) — Smooth Hawkweed, Glaucous King-devil
Pimpinella saxifraga ssp. saxifraga (5/21/15) — Burnet-saxifrage
Pinckneya bracteata (11/30/12) — Fevertree, Pinkneya
Pinellia ternata (5/21/15) — Pinellia, Crow-dipper
Pinguicula caerulea (5/21/15) — Blue Butterwort
Pinguicula lutea (5/21/15) — Yellow Butterwort
Pinguicula pumila (5/21/15) — Small Butterwort
Pinus clausa (11/30/12) — Sand Pine
Pinus echinata (11/30/12) — Shortleaf Pine, Yellow Pine, Rosemary Pine
Pinus elliottii var. elliottii (11/30/12) — Slash Pine
Pinus glabra (11/30/12) — Spruce Pine, Walter's Pine
Pinus palustris (11/30/12) — Longleaf Pine, Georgia Pine, Southern Pine
Pinus pungens (11/30/12) — Table Mountain Pine, Burr Pine, Hickory Pine
Pinus resinosa (11/30/12) — Red Pine
Pinus rigida (11/30/12) — Pitch Pine
Pinus serotina (11/30/12) — Pond Pine, Pocosin Pine, Marsh Pine
Pinus strobus (11/30/12) — Eastern White Pine
Pinus taeda (11/30/12) — Loblolly Pine, Old Field Pine
Pinus virginiana (11/30/12) — Virginia Pine, Scrub Pine, Jersey Pine
Piptochaetium avenaceum (11/30/12) — Green Needlegrass, Blackseed Needlegrass, Eastern Needlegrass, Black Oatgrass
Piriqueta caroliniana var. caroliniana (11/30/12) — Piriqueta, Pitted Stripeseed
Pistia stratiotes (11/30/12) — Water Lettuce
Pittosporum tobira (5/21/15) — Japanese Pittosporum, Australian Laurel
Pityopsis adenolepis (5/21/15) — Grass-leaved Golden-aster, Grassleaf Aster
Pityopsis aspera (5/21/15) — Pineland Silkgrass, Sticky Golden-aster, Grassleaf Aster, Grass-leaved Golden-aster
Pityopsis graminifolia var. graminifolia (11/30/12) — narrowleaf silkgrass, Grass-leaved Golden-aster, Grassleaf Aster
Pityopsis graminifolia var. latifolia (11/30/12) — Grass-leaved Golden-aster, Grassleaf Aster
Pityopsis graminifolia var. tenuifolia (11/30/12) — Grass-leaved Golden-aster, Grassleaf Aster
Pityopsis oligantha (11/30/12) — Narrow-leaved Golden-aster, Few-flowered Golden-aster
Pityopsis pinifolia (11/30/12) — Sandhills Golden-aster, Taylor County Golden-aster
Pityopsis ruthii (11/30/12) — Ruth's Golden-aster
Planera aquatica (5/21/15) — Water-elm, Planer-tree
Planodes virginicum (9/28/12) — Sibara, Virginia-cress
Plantago aristata (11/30/12) — Bracted Plantain, Large-bracted Plantain, Buckhorn Plantain
Plantago cordata (11/30/12) — Heartleaf Plantain, King-root
Plantago heterophylla (5/21/15) — Many-seeded Plantain, Small Plantain
Plantago lanceolata (11/30/12) — English Plantain, Buckhorn Plantain, Rib-grass
Plantago major (11/30/12) — Common Plantain, White Man's Foot
Plantago psyllium (11/30/12) — Sand Plantain, Leafy-stemmed Plantain
Plantago rugelii (11/30/12) — American Plantain, Broad-leaved Plantain, Blackseed Plantain, Red-stemmed Plantain
Plantago virginica (11/30/12) — Virginia Plantain, Southern Plantain, Paleseed Plantain
Plantago wrightiana (5/21/15) — Wright's Plantain
Platanthera blephariglottis (11/30/12) — Small White Fringed Orchid
Platanthera ciliaris (11/30/12) — Yellow Fringed Orchid
Platanthera clavellata (11/30/12) — Small Green Wood Orchid, Club-spur Orchid, Woodland Orchid, Streamhead Orchid
Platanthera conspicua (11/30/12) — Large White Fringed Orchid, Southern White Fringed Orchid
Platanthera cristata (11/30/12) — Crested Fringed Orchid, Golden Fringed Orchid
Platanthera flava var. flava (11/30/12) — Tubercled Orchid, Southern Rein Orchid, Southern Gypsy-spike
Platanthera flava var. herbiola (11/30/12) — Tubercled Rein Orchid, Northern Gypsy-spike
Platanthera grandiflora (11/30/12) — Large Purple Fringed Orchid, Plume-royal
Platanthera integra (11/30/12) — Yellow Fringeless Orchid, Golden Frog Orchid, Golden Fringeless Orchid
Platanthera integrilabia (11/30/12) — Monkey-face Orchid, White Fringeless Orchid
Platanthera lacera (11/30/12) — Green Fringed Orchid, Ragged Fringed Orchid, Ragged Orchid
Platanthera nivea (11/30/12) — Snowy Orchid, Bog-spike
Platanthera orbiculata (11/30/12) — Large Round-leaved Orchid, Dinner-plate Orchid
Platanthera peramoena (11/30/12) — Purple Fringeless Orchid, Purple Spire Orchid, Pride-of-the-peak
Platanthera psycodes (11/30/12) — Small Purple Fringed Orchid, Butterfly Orchid
Platanus occidentalis var. occidentalis (11/30/12) — Sycamore, Planetree
Platanus Xacerifolia [occidentalis X orientalis] (11/30/12) — London Planetree
Platycladus orientalis (5/21/15) — Oriental Arborvitae, Tree-of-life
Pleea tenuifolia (5/21/15) — Rush-featherling, Pleea
Pleopeltis michauxiana (5/21/15) — Resurrection Fern, Scaly Polypody
Pluchea baccharis (11/30/12) — Marsh Fleabane, Rosy Camphorweed
Pluchea camphorata (11/30/12) — Camphorweed, Camphor Pluchea, Marsh Fleabane
Pluchea foetida var. foetida (11/30/12) — Stinking Fleabane, Marsh Fleabane, Stinking Camphorweed, Common Wild Quinine
Pluchea odorata (11/30/12) — Saltmarsh Fleabane, Camphorweed
Poa annua (11/30/12) — Annual Bluegrass, Six-weeks Grass, Speargass
Poa autumnalis (11/30/12) — Autumn Bluegrass
Poa compressa (11/30/12) — Canada Bluegrass
Poa cuspidata (11/30/12) — early bluegrass
Poa pratensis ssp. pratensis (11/30/12) — Kentucky Bluegrass, Junegrass, Speargrass
Poa trivialis ssp. trivialis (5/21/15) — Rough Bluegrass
Podophyllum peltatum (11/30/12) — May-apple, American Mandrake
Podostemum ceratophyllum (5/21/15) — Riverweed, Threadfoot, Riffleweed
Pogonia ophioglossoides (5/21/15) — Rose Pogonia, Snakemouth Orchid, Beardflower, Addermouth
Polemonium reptans var. reptans (11/30/12) — Spreading Jacob's Ladder, Greek Valerian
Polemonium vanbruntiae (11/30/12) — Appalachian Jacob's Ladder
Polygala ambigua (11/30/12) — Loose Milkwort
Polygala balduinii var. balduinii (5/21/15) — White Milkwort, Baldwin's Milkwort
Polygala boykinii var. boykinii (11/30/12) — Boykin's Milkwort
Polygala cruciata (11/30/12) — Southern Drumheads, Cross-leaved Milkwort
Polygala curtissii (11/30/12) — Appalachian Milkwort, Curtiss' Milkwort
Polygala cymosa (11/30/12) — Tall Milkwort, Tall Pinebarren Milkwort
Polygala hookeri (11/30/12) — Hooker's Milkwort
Polygala incarnata (11/30/12) — Pink Milkwort, Procession Flower
Polygala lutea (11/30/12) — Orange Milkwort, Red-hot-poker, Candyroot
Polygala mariana (11/30/12) — Maryland Milkwort
Polygala nana (11/30/12) — Dwarf Milkwort, Candyroot
Polygala polygama (11/30/12) — Southern Bitter Milkwort, Racemed Milkwort
Polygala ramosa (11/30/12) — Short Pinebarren Milkwort, Low Pinebarren Milkwort, Dwarf Milkwort, Savanna Milkwort
Polygala sanguinea (11/30/12) — Field Milkwort, Blood Milkwort
Polygala senega (5/21/15) — Seneca Snakeroot
Polygala setacea (11/30/12) — Coastal Plain Milkwort
Polygala verticillata + (5/21/15) — Whorled Milkwort
Polygaloides paucifolia (11/30/12) — Gaywings, Fringed Polygala
Polygonatum biflorum + (11/30/12) — Solomon's Seal, Smooth Solomon's Seal
Polygonatum pubescens (11/30/12) — Solomon's Seal, Hairy Solomon's Seal
Polygonum americanum (11/30/12) — Southern Jointweed, Showy Jointweed
Polygonum aviculare ssp. aviculare (5/21/15) — Prostrate Knotweed
Polygonum erectum (5/21/15) — Erect Knotweed
Polygonum fimbriatum (5/21/15) — Sandhill Jointweed, Fringed Thysanella
Polygonum polygamum + (5/21/15) — October-flower
Polymnia canadensis (11/30/12) — Small-flowered Leafcup, White-flowered Leafcup
Polymnia laevigata (11/30/12) — Tennessee Leafcup
Polypodium appalachianum (11/30/12) — Appalachian Rockcap Fern, Appalachian Polypody
Polypodium virginianum (11/30/12) — Common Rockcap Fern, Rock Polypody
Polypogon monspeliensis (5/21/15) — Rabbitfoot Grass, Beardgrass, Annual Beardgrass
Polypremum procumbens (11/30/12) — Rustweed, Polypremum, Juniperleaf
Polystichum acrostichoides (11/30/12) — Christmas Fern
Pontederia cordata var. cordata (11/30/12) — Heartleaf Pickerelweed, Wampee
Pontederia cordata var. lancifolia (11/30/12) — Lanceleaf Pickerelweed
Ponthieva racemosa (11/30/12) — Shadow Witch, Ponthieu's Orchid, Shadow-witch Orchid
Populus alba (11/30/12) — White Poplar, Silver Poplar
Populus deltoides var. deltoides (11/30/12) — Eastern Cottonwood
Populus grandidentata (11/30/12) — Bigtooth Aspen, Large-toothed Aspen
Populus heterophylla (11/30/12) — Swamp Cottonwood
Populus nigra (11/30/12) — European Black Poplar, Lombardy Poplar, Black Poplar
Populus tremuloides (11/30/12) — Quaking Aspen
Populus Xjackii (11/30/12) — Balm-of-Gilead
Portulaca amilis (11/30/12) — Broadleaf Pink Purslane, Paraguayan Purslane
Portulaca oleracea (11/30/12) — Common Purslane, Garden Purslane, Pussley
Portulaca pilosa (11/30/12) — Rose purslane, Kiss-me-quick
Portulaca smallii (11/30/12) — Small's Portulaca
Potamogeton crispus (5/21/15) — Curly Pondweed, Curled Pondweed, Curly-leaf Pondweed
Potamogeton diversifolius (5/21/15) — Common Snailseed Pondweed
Potamogeton pulcher (5/21/15) — Spotted Pondweed, Heartleaf Pondweed
Potentilla argentea (11/30/12) — Silvery Cinquefoil, Silvery Five-fingers, Hoary Five-fingers
Potentilla canadensis var. canadensis (11/30/12) — Dwarf Cinquefoil, Running Five-fingers
Potentilla indica (11/30/12) — Indian Strawberry, Mock Strawberry
Potentilla norvegica (11/30/12) — Strawberry-weed, Rough Cinquefoil, Norwegian Cinquefoil
Potentilla recta (11/30/12) — Rough-fruited Cinquefoil, Sulphur Cinquefoil, Sulphur Five-fingers
Potentilla simplex (11/30/12) — Old Field Cinquefoil, Old-field Five-fingers, Common Cinquefoil
Poterium sanguisorba ssp. muricatum (11/30/12) — Salad Burnet, Garden Burnet, Fodder Burnet
Primula meadia (11/30/12) — Eastern Shooting Star
Prosartes lanuginosa (11/30/12) — Yellow Mandarin, Yellow Fairybells
Prosartes maculata (11/30/12) — Nodding Mandarin, Spotted Mandarin
Proserpinaca palustris var. crebra (5/21/15) — Common Mermaid-weed
Prunella vulgaris var. lanceolata (5/21/15) — American Heal-all, American Self-heal
Prunella vulgaris var. vulgaris (5/21/15) — Eurasian Self-heal, Eurasian Heal-all
Prunus alabamensis (11/30/12) — Alabama Black Cherry
Prunus americana (11/30/12) — American Plum, Wild Plum
Prunus angustifolia (11/30/12) — Chickasaw Plum
Prunus avium (5/21/15) — Mazzard Cherry, Sweet Cherry, Bing Cherry
Prunus caroliniana (11/30/12) — Carolina Cherry Laurel, Carolina Laurel Cherry
Prunus hortulana (11/30/12) — Hortulan Plum, Wild-goose Plum
Prunus mahaleb (11/30/12) — Mahaleb Cherry, Perfumed Cherry, St. Lucie Cherry, Rock Cherry
Prunus mexicana (11/30/12) — Big-tree Plum, Mexican Plum
Prunus pensylvanica (11/30/12) — Fire Cherry, Pin Cherry
Prunus persica (11/30/12) — Peach
Prunus serotina var. serotina (11/30/12) — Black Cherry
Prunus susquehanae (11/30/12) — Appalachian Sand Cherry, Susquehanna Cherry, Appalachian Dwarf-cherry
Prunus umbellata (11/30/12) — Hog Plum, Flatwoods Plum
Prunus virginiana var. virginiana (11/30/12) — Choke Cherry, Common Chokecherry
Prunus Xyedoensis (5/21/15) — Yoshino Cherry
Pseudognaphalium helleri (11/30/12) — Heller's Rabbit Tobacco
Pseudognaphalium obtusifolium (11/30/12) — Fragrant Rabbit Tobacco, Sweet Everlasting, Catfoot
Pseudolycopodiella caroliniana (11/30/12) — Carolina Bog Clubmoss, Slender Clubmoss
Pseudosasa japonica (11/30/12) — Arrow Bamboo
Ptelea trifoliata (11/30/12) — Wafer-ash, Hoptree
Pteridium latiusculum + (5/21/15) — Bracken, Brake
Pteris multifida (5/21/15) — Spider Brake, Wall Fern, Huguenot Fern
Pteris vittata (5/21/15) — Ladder Brake
Pterocaulon pycnostachyum (11/30/12) — Black Snakeroot, Blackroot, Wingstem
Pteroglossaspis ecristata (11/30/12) — Spiked Medusa, Crestless Plume Orchid, Smooth-lipped Eulophia, Non-crested Eulophia
Ptilimnium capillaceum (11/30/12) — Eastern Bishopweed, Atlantic Bishopweed, Atlantic Mock Bishop's Weed
Ptilimnium costatum (11/30/12) — Big Bishopweed
Pueraria montana var. lobata (11/30/12) — Kudzu, Foot-a-Day
Pycnanthemum albescens (5/21/15) — White-leaved Mountain-mint, White Mountain-mint
Pycnanthemum beadlei (5/21/15) — Beadle's Mountain-mint
Pycnanthemum clinopodioides (5/21/15) — basil mountain-mint
Pycnanthemum flexuosum (5/21/15) — Savanna Mountain-mint
Pycnanthemum incanum + (5/21/15) — Hoary Mountain-mint, White Mountain-mint
Pycnanthemum montanum (5/21/15) — Appalachian Mountain-mint
Pycnanthemum muticum (11/30/12) — Short-toothed Mountain-mint, Downy Mountain-mint
Pycnanthemum nudum (5/21/15) — Smooth Mountain-mint
Pycnanthemum pycnanthemoides + (5/21/15) — Woodland Mountain-mint
Pycnanthemum setosum (5/21/15) — awned mountain-mint
Pycnanthemum tenuifolium (5/21/15) — Narrowleaf Mountain-mint, Slender Mountain-mint, Savanna Mountain-mint
Pycnanthemum torreyi (5/21/15) — Torrey's Mountain-mint
Pycnanthemum verticillatum var. verticillatum (5/21/15) — whorled mountain-mint
Pycnanthemum virginianum (5/21/15) — Virginia Mountain-mint
Pyracantha coccinea (11/30/12) — Pyracantha, Scarlet Firethorn
Pyrrhopappus carolinianus (11/30/12) — Carolina False Dandelion
Pyrularia pubera (11/30/12) — Buffalo-nut, Oil-nut
Pyrus calleryana (11/30/12) — Bradford Pear, Callery Pear
Pyrus communis (11/30/12) — Common Pear
Pyxidanthera barbulata (5/21/15) — Common Pyxie-moss, Big Pyxie
Pyxidanthera brevifolia (5/21/15) — Sandhills Pyxie-moss, Wells' Pyxie-moss, Little Pyxie
Quercus acutissima (11/30/12) — Sawtooth Oak
Quercus alba (11/30/12) — White Oak
Quercus arkansana (11/30/12) — Arkansas Oak
Quercus austrina (11/30/12) — Bluff Oak, Bastard White Oak
Quercus bicolor (11/30/12) — Swamp White Oak
Quercus boyntonii (11/30/12) — Boynton Sand Post Oak, Boynton Oak
Quercus chapmanii (11/30/12) — Chapman Oak
Quercus coccinea (11/30/12) — Scarlet Oak
Quercus elliottii (11/30/12) — Running Oak
Quercus falcata (11/30/12) — Southern Red Oak, Spanish Oak
Quercus geminata (11/30/12) — Sand Live Oak
Quercus georgiana (11/30/12) — Georgia Oak
Quercus hemisphaerica (11/30/12) — Darlington Oak, Sand Laurel Oak
Quercus ilicifolia (11/30/12) — Bear Oak, Scrub Oak
Quercus imbricaria (11/30/12) — Shingle Oak
Quercus incana (11/30/12) — Bluejack Oak
Quercus laevis (11/30/12) — Turkey Oak
Quercus laurifolia (11/30/12) — Laurel Oak, Swamp Laurel Oak, Diamond Leaf Oak
Quercus lyrata (11/30/12) — Overcup Oak, Swamp White Oak
Quercus macrocarpa var. macrocarpa (11/30/12) — Bur Oak, Mossycup Oak
Quercus margarettae (11/30/12) — Sand Post Oak, Scrub Post Oak
Quercus marilandica var. marilandica (11/30/12) — Blackjack Oak
Quercus michauxii (11/30/12) — Swamp Chestnut Oak, Basket Oak
Quercus minima (11/30/12) — Dwarf Live Oak
Quercus montana (11/30/12) — Rock Chestnut Oak, Tanbark Oak
Quercus muehlenbergii (11/30/12) — Chinquapin Oak, Yellow Chestnut Oak
Quercus myrtifolia (11/30/12) — Myrtle Oak
Quercus nigra (11/30/12) — Water Oak
Quercus oglethorpensis (11/30/12) — Oglethorpe Oak
Quercus pagoda (11/30/12) — Cherrybark Oak, Swamp Spanish Oak
Quercus palustris (11/30/12) — Pin Oak
Quercus phellos (11/30/12) — Willow Oak
Quercus prinoides (11/30/12) — Dwarf Chinquapin Oak
Quercus rubra + (11/30/12) — Northern Red Oak, Red Oak
Quercus shumardii (11/30/12) — Shumard Oak, Swamp Red Oak
Quercus similis (11/30/12) — Swamp Post Oak, Bottomland Post Oak, Delta Oak
Quercus sinuata var. sinuata (11/30/12) — Bastard Oak, Durand's White Oak
Quercus stellata (11/30/12) — Post Oak
Quercus texana (11/30/12) — Nuttall Oak, Texas Red Oak
Quercus velutina (11/30/12) — Black Oak
Quercus virginiana (11/30/12) — Live Oak
Ranunculus abortivus (11/30/12) — Kidneyleaf Buttercup, Small-flowered Buttercup, Kidney-leaved Crowfoot, Small-flowered Crowfoot
Ranunculus acris (11/30/12) — Tall Buttercup, Bitter Buttercup
Ranunculus allegheniensis (11/30/12) — Mountain Crowfoot, Allegheny Buttercup
Ranunculus ambigens (11/30/12) — Water-plantain Crowfoot, Water-plantain Spearwort
Ranunculus arvensis (5/21/15) — Corn Crowfoot, Hungerweed
Ranunculus bulbosus (11/30/12) — Bulbous Buttercup
Ranunculus caricetorum (5/21/15) — Northern Swamp Buttercup, Marsh Buttercup
Ranunculus carolinianus (5/21/15) — Carolina Buttercup, Swamp Buttercup
Ranunculus fascicularis (11/30/12) — Early Buttercup, Thick-root Butterdup
Ranunculus harveyi (11/30/12) — Harvey's buttercup
Ranunculus hispidus (11/30/12) — Hispid Buttercup, Hairy Buttercup
Ranunculus laxicaulis (11/30/12) — Coastal Plain Spearwort
Ranunculus micranthus (11/30/12) — Small-flowered Buttercup, Rock Buttercup
Ranunculus muricatus (5/21/15) — spinyfruit buttercup
Ranunculus parviflorus (11/30/12) — Small-flowered Buttercup, Stickseed Crowfoot
Ranunculus pusillus (11/30/12) — Low Spearwort
Ranunculus recurvatus var. recurvatus (11/30/12) — Hooked Buttercup, Hooked Crowfoot
Ranunculus repens (11/30/12) — Creeping Buttercup
Ranunculus sardous (11/30/12) — Sardinian Buttercup, Hairy Buttercup
Ranunculus sceleratus var. sceleratus (11/30/12) — Cursed Buttercup, Celery-leaf Crowfoot, Cursed Crowfoot
Raphanus raphanistrum ssp. raphanistrum (11/30/12) — Wild Radish, Jointed Charlock, White Charlock
Ratibida columnifera (11/30/12) — Mexican Hat, Columnar Prairie Coneflower, Upright Coneflower, Long-headed Coneflower
Ratibida pinnata (11/30/12) — Grey-headed Coneflower, Globular Prairie Coneflower
Reynoutria japonica (11/30/12) — Japanese Knotweed
Reynoutria sachalinensis (11/30/12) — Giant Knotweed, Sachaline
Rhamnus cathartica (11/30/12) — Common Buckthorn
Rhapidophyllum hystrix (5/21/15) — Needle Palm, Blue Palmetto
Rhexia alifanus (11/30/12) — Smooth Meadowbeauty, Savanna Meadowbeauty
Rhexia aristosa (11/30/12) — Awned Meadowbeauty, Bristly Meadowbeauty
Rhexia cubensis (11/30/12) — West Indies Meadowbeauty
Rhexia interior (11/30/12) — Maryland meadowbeauty
Rhexia lutea (11/30/12) — Yellow Meadowbeauty, Golden Meadowbeauty
Rhexia mariana var. exalbida (11/30/12) — White Meadowbeauty
Rhexia mariana var. mariana (11/30/12) — Pale Meadowbeauty, Maryland Meadowbeauty, Dull Meadowbeauty
Rhexia nashii (11/30/12) — Hairy Meadowbeauty, Maid Marian, Nash's Meadowbeauty
Rhexia nuttallii (11/30/12) — Nuttall's Meadowbeauty
Rhexia petiolata (11/30/12) — Ciliate Meadowbeauty, Short-stemmed Meadowbeauty, Fringed Meadowbeauty, Bog Meadowbeauty
Rhexia ventricosa (11/30/12) — Swollen Meadowbeauty
Rhexia virginica (11/30/12) — Virginia Meadowbeauty, Wingstem Meadowbeauty, Deergrass
Rhizophora mangle (5/21/15) — Red Mangrove
Rhodiola rosea (5/21/15) — Roseroot
Rhododendron alabamense (11/30/12) — Alabama Azalea
Rhododendron arborescens (11/30/12) — Sweet Azalea, Smooth Azalea
Rhododendron atlanticum (11/30/12) — Dwarf Azalea, Coastal Azalea
Rhododendron austrinum (11/30/12) — Florida Flame Azalea, Yellow Azalea
Rhododendron calendulaceum (11/30/12) — Flame Azalea
Rhododendron canescens (11/30/12) — Piedmont Azalea, Southern Pinxterbloom Azalea, Wild Azalea
Rhododendron carolinianum (11/30/12) — Carolina Rhododendron, Punctatum
Rhododendron catawbiense (11/30/12) — Catawba Rhododendron, Mountain Rosebay, Purple Laurel, Pink Laurel
Rhododendron colemanii (11/30/12) — Red Hills Azalea, May-pink Azalea
Rhododendron cumberlandense (11/30/12) — Cumberland Azalea, Baker's Azalea
Rhododendron eastmanii (11/30/12) — May White Azalea, Eastman's Azalea
Rhododendron flammeum (11/30/12) — Oconee Azalea
Rhododendron maximum (11/30/12) — Rosebay Rhododendron, Great Laurel, White Rosebay, Great Rhododendron
Rhododendron minus (11/30/12) — Gorge Rhododendron, Punctatum, Piedmont Rhododendron, (Carolina Rhododendron)
Rhododendron periclymenoides (11/30/12) — Pinxterflower, Pinxterbloom Azalea, Election Pink, Pinxter Azalea
Rhododendron pilosum (11/30/12) — Minniebush
Rhododendron prinophyllum (11/30/12) — Election Pink, Roseshell Azalea, Early Azalea
Rhododendron prunifolium (11/30/12) — Plumleaf Azalea
Rhododendron vaseyi (11/30/12) — Pinkshell Azalea
Rhododendron viscosum + (11/30/12) — Swamp Azalea, Clammy Azalea, Swamp Honeysuckle, Catch-fly Azalea
Rhodotypos scandens (11/30/12) — Jetbead
Rhus aromatica var. aromatica (5/21/15) — Fragrant Sumac, Squawbush
Rhus copallinum + (11/30/12) — Winged Sumac, Shining Sumac, Dwarf Sumac
Rhus glabra (11/30/12) — Smooth Sumac, Common Sumac
Rhus michauxii (11/30/12) — Michaux's Sumac, Dwarf Sumac, False Poison Sumac
Rhus typhina (11/30/12) — Staghorn Sumac
Rhynchosia difformis (11/30/12) — Snoutbean
Rhynchosia reniformis (11/30/12) — Dollarweed, Dollarleaf, Roundleaf Snoutbean
Rhynchosia tomentosa (11/30/12) — Twining Snoutbean, Erect Snoutbean
Rhynchospora caduca (5/21/15) — Angle-stem Beaksedge
Rhynchospora capitellata (11/30/12) — Brownish Beaksedge
Rhynchospora colorata (11/30/12) — Narrowleaf Whitetop Sedge, White-bracted Sedge
Rhynchospora globularis (11/30/12) — Globe Beaksedge
Rhynchospora harperi (11/30/12) — Harper's Beaksedge
Rhynchospora inundata (5/21/15) — Narrow-fruit Horned Beaksedge
Rhynchospora latifolia (11/30/12) — Broadleaf Whitetop Sedge, Giant White-topped Sedge, White-bracted Sedge
Rhynchospora megalocarpa (11/30/12) — Sandy-field Beaksedge, Sandhill Beaksedge
Rhynchospora miliacea (11/30/12) — Millet Beaksedge
Rhynchospora recognita (11/30/12) — Cymose Beakrush
Rhynchospora tracyi (11/30/12) — Tracy's Beaksedge
Ribes americanum (11/30/12) — Wild Black Currant, American Black Currant
Ribes curvatum (11/30/12) — Granite Gooseberry
Ribes cynosbati (11/30/12) — Prickly Gooseberry, Dogberry
Ribes echinellum (11/30/12) — Miccosukee Gooseberry, Spiny Gooseberry, Florida Gooseberry
Ribes glandulosum (11/30/12) — Skunk Currant, Mountain Currant
Ribes rotundifolium (11/30/12) — Roundleaf Gooseberry, Appalachian Gooseberry
Richardia brasiliensis (5/21/15) — Brazilian-clover, tropical Mexican-clover
Richardia grandiflora (5/21/15) — Largeflower Mexican-clover, Largeflower Richardia
Richardia scabra (5/21/15) — Rough Mexican-clover
Ricinus communis (11/30/12) — Castor-bean, Castor-oil Plant, Palma Christi
Robinia hartwigii (5/21/15) — Granite Dome Locust, Highlands Locust, Hartwig's Locust
Robinia hispida var. fertilis (11/30/12) — Arnot Bristly Locust
Robinia hispida var. hispida (11/30/12) — Common Bristly Locust
Robinia hispida var. kelseyi (11/30/12) — Kelsey's Locust
Robinia hispida var. rosea (11/30/12) — Boynton's Locust
Robinia nana (11/30/12) — Dwarf Bristly Locust, Dwarf Locust
Robinia pseudoacacia (11/30/12) — Black Locust
Robinia viscosa (5/21/15) — Clammy Locust
Rorippa palustris ssp. palustris (5/21/15) — Marshcress, Bog Yellowcress
Rosa bracteata (11/30/12) — McCartney Rose, Chickasaw Rose
Rosa canina (11/30/12) — Dog Rose
Rosa carolina ssp. carolina (11/30/12) — Carolina Rose
Rosa laevigata (11/30/12) — Cherokee Rose
Rosa luciae (11/30/12) — Memorial Rose, Dorothy Perkins Rose, Lucie Rose
Rosa multiflora (11/30/12) — Multiflora Rose
Rosa palustris (11/30/12) — Swamp Rose
Rosa rubiginosa (11/30/12) — Sweetbriar Rose, Eglantine Rose
Rosa rugosa (11/30/12) — Japanese Rose, Rugosa Rose, Beach Rose
Rosa setigera (11/30/12) — Climbing Prairie Rose
Rosa virginiana (5/21/15) — Virginia Rose
Rosa Xdamascena [gallica X moschata] (5/21/15) — Damask Rose
Rosmarinus officinalis (5/21/15) — Rosemary
Rotala ramosior (11/30/12) — Toothcup
Rotala rotundifolia (5/21/15) — Roundleaf Toothcup, Dwarf Rotala
Rottboellia cochinchinensis (11/30/12) — Itch-grass
Rubus allegheniensis (11/30/12) — Allegheny Blackberry
Rubus bifrons (11/30/12) — European Blackberry, Himalaya-berry, Himalayan Blackberry
Rubus canadensis (11/30/12) — Thornless Blackberry, Smooth Blackberry
Rubus cuneifolius (11/30/12) — Sand Blackberry
Rubus dalibarda (11/30/12) — Robin-runaway, Star-violet, Dewdrop
Rubus flagellaris (11/30/12) — Common Dewberry, Northern Dewberry
Rubus hispidus (11/30/12) — Swamp Dewberry
Rubus idaeus var. strigosus (11/30/12) — Red Raspberry
Rubus laciniatus (11/30/12) — Cut-leaved Blackberry, Evergreen Blackberry
Rubus occidentalis (5/21/15) — Black Raspberry
Rubus odoratus (11/30/12) — Purple-flowering Raspberry, Thimbleberry
Rubus pascuus (5/21/15) — Chesapeake Blackberry, Topsy Blackberry
Rubus pensilvanicus (11/30/12) — Pennsylvania Blackberry, Highbush Blackberry, Southern Blackberry
Rubus phoenicolasius (11/30/12) — Wineberry
Rubus trivialis (11/30/12) — Southern Dewberry, Coastal Plain Dewberry
Rudbeckia fulgida + (11/30/12) — Orange Coneflower, Eastern Coneflower
Rudbeckia heliopsidis (11/30/12) — Sunfacing Coneflower, Pineywoods Coneflower
Rudbeckia hirta var. angustifolia (11/30/12) — Coastal Plain Black-eyed Susan
Rudbeckia hirta var. hirta (5/21/15) — Woodland Black-eyed Susan
Rudbeckia hirta var. pulcherrima (5/21/15) — Weedy Black-eyed Susan
Rudbeckia laciniata var. digitata (11/30/12) — Coastal Plain Cutleaf Coneflower
Rudbeckia laciniata var. humilis (11/30/12) — Blue Ridge Cutleaf Coneflower
Rudbeckia laciniata var. laciniata (11/30/12) — Green-headed Coneflower, Common Cutleaf Coneflower, Green Coneflower, Goldenglow
Rudbeckia maxima (11/30/12) — Giant Coneflower
Rudbeckia mollis (11/30/12) — Soft-haired Coneflower, Woolly Coneflower
Rudbeckia nitida (11/30/12) — Narrow-leaved Coneflower, St. John's Black-eyed Susan, Shiny Coneflower
Rudbeckia subtomentosa (11/30/12) —
Rudbeckia triloba var. rupestris (11/30/12) — Blue Ridge Three-lobed Coneflower, Brown-eyed Susan
Rudbeckia triloba var. triloba (11/30/12) — Common Three-lobed Coneflower, Brown-eyed Susan, Thin-Leaved Coneflower
Ruellia caroliniensis (11/30/12) — Carolina Wild Petunia, Common Wild Petunia, Hairy Ruellia
Ruellia ciliosa var. ciliosa (11/30/12) — Sandhills Wild Petunia
Ruellia humilis (11/30/12) — Hairy Wild Petunia, Low Wild Petunia, Glade Wild Petunia
Ruellia noctiflora (11/30/12) — Night-flowering Wild Petunia, Night-blooming Wild Petunia
Ruellia pinetorum (11/30/12) — Pineland Wild Petunia
Ruellia purshiana (11/30/12) — Pursh's Wild Petunia
Ruellia simplex (5/21/15) — Mexican Bluebell
Ruellia strepens (11/30/12) — Limestone Wild Petunia, Glade Wild Petunia
Rugelia nudicaulis (11/30/12) — Rugel's Ragwort, Rugelia, Rugel's Indian Plantain
Rumex acetosella (11/30/12) — Sheep Sorrel, Field Sorrel, Red Sorrel, Sourgrass
Rumex crispus ssp. crispus (11/30/12) — Curly Dock
Rumex hastatulus (11/30/12) — Wild Dock, Sourgrass, Heartwing Sorrel, Wild Sorrel
Rumex obtusifolius (11/30/12) — Broadleaf Dock, Bitter Dock
Rumex patientia (11/30/12) — Patience Dock, Monk's-rhubarb
Rumex pulcher (11/30/12) — Fiddle Dock
Sabal minor (5/21/15) — Dwarf Palmetto, Bush Palmetto, Dwarf Blue Palmetto, Bluestem Palmetto
Sabal palmetto (5/21/15) — Cabbage Palmetto
Sabatia angularis (11/30/12) — Rose-pink, Bitterbloom, Common Marsh-pink
Sabatia bartramii (11/30/12) — Bartram's Rose-gentian
Sabatia brachiata (11/30/12) — Narrowleaf Rose-pink, Narrowleaf Rose-gentian, Narrowleaf Sabatia
Sabatia calycina (5/21/15) — Coastal Rose-pink, Coastal Rose Gentian
Sabatia campanulata (11/30/12) — Slender Marsh-pink, Slender Rose-gentian
Sabatia capitata (11/30/12) — Cumberland Rose-gentian, Appalachian Rose-gentian
Sabatia difformis (11/30/12) — White Sabatia, Lanceleaf Rose-gentian, Lanceleaf Sabatia
Sabatia dodecandra (11/30/12) — Perennial Sea-pink, Large Marsh Rose-pink
Sabatia foliosa (11/30/12) — Marsh Rose-gentian
Sabatia gentianoides (11/30/12) — Pinewoods Rose-gentian, Pinewoods Rose-pink
Sabatia grandiflora (11/30/12) — Largeflower Rose-gentian
Sabatia kennedyana (11/30/12) — Plymouth Gentian
Sabatia quadrangula (11/30/12) — Four-angle Sabatia, Four-angle Rose-gentian
Sabatia stellaris (11/30/12) — Annual Sea-pink, Common Marsh-pink, Rose-of-Plymouth
Sabulina caroliniana (5/21/15) — Carolina Sandwort, Longroot
Sacciolepis indica (5/21/15) — Indian Cupscale
Sacciolepis striata (5/21/15) — American Cupscale
Sageretia minutiflora (11/30/12) — Shell-mound Buckthorn, Small-flowered Buckthorn
Sagittaria australis (11/30/12) — Appalachian Arrowhead, Southern Arrowhead
Sagittaria engelmanniana (11/30/12) — Engelmann's arrowhead
Sagittaria fasciculata (11/30/12) — Bunched Arrowhead
Sagittaria graminea (11/30/12) — Grassleaf Arrowhead
Sagittaria isoetiformis (11/30/12) — Depression Meadow Arrowhead
Sagittaria lancifolia var. lancifolia (11/30/12) — Duck Potato
Sagittaria lancifolia var. media (11/30/12) — Duck Potato
Sagittaria latifolia + (11/30/12) — Broadleaf Arrowhead, Duck Potato
Salicornia virginica (5/21/15) — Perennial Glasswort, Woody Glasswort, Samphire
Salix alba (11/30/12) — European White Willow
Salix babylonica (11/30/12) — Weeping Willow
Salix caprea (11/30/12) — Goat Willow, Great Sallow
Salix caroliniana (11/30/12) — Carolina Willow, Coastal Plain Willow
Salix cinerea (11/30/12) — Gray Willow
Salix discolor (11/30/12) — Pussy Willow
Salix fragilis (11/30/12) — Crack Willow, Brittle Willow
Salix humilis (11/30/12) — Prairie Willow, Upland Willow
Salix matsudana (11/30/12) — Corkscrew Willow
Salix nigra (11/30/12) — Black Willow
Salix occidentalis (11/30/12) — Dwarf Upland Willow, Sage Willow
Salix sericea (11/30/12) — Silky Willow, Shrub Willow, Satin Willow
Salvia azurea var. azurea (5/21/15) — Azure Sage
Salvia lyrata (11/30/12) — Lyreleaf Sage
Salvia sclarea (5/21/15) — Europe sage, clary sage
Salvia urticifolia (11/30/12) — Nettleleaf Sage
Salvinia minima (5/21/15) — Water Spangles, Floating Fern
Salvinia molesta (5/21/15) — Giant Salvinia
Sambucus canadensis (11/30/12) — Common Elderberry, American Elder
Sambucus racemosa var. pubens (11/30/12) — Red Elderberry, Red-berried Elder, Eastern Red Elderberry
Samolus parviflorus (11/30/12) — Water-pimpernel, Brookweed
Sanguinaria canadensis (11/30/12) — Bloodroot, Red Puccoon
Sanguisorba canadensis (11/30/12) — Canada Burnet, American Burnet, White Burnet
Sanicula canadensis var. canadensis (5/21/15) — Canada Sanicle, Black Snakeroot
Sanicula canadensis var. floridana (5/21/15) — Florida Sanicle, Florida Snakeroot
Sanicula canadensis var. grandis (5/21/15) — Large Sanicle
Sanicula marilandica (11/30/12) — Black Snakeroot, Maryland Sanicle
Sanicula odorata (11/30/12) — Clustered Snakeroot, Clustered Sanicle, Yellow-flowered Snakeroot, Fragrant Snakeroot
Sanicula smallii (11/30/12) — Small's Sanicle, Southern Sanicle, Snakeroot
Sanicula trifoliata (11/30/12) — Long-fruited Snakeroot, Beaked Sanicle, Large-fruited Sanicle
Sapindus marginatus (5/21/15) — Florida Soapberry
Sapindus saponaria var. drummondii (5/21/15) — Western Soapberry
Saponaria officinalis (11/30/12) — Soapwort, Bouncing Bet
Sarcocornia ambigua (5/21/15) — Woody Glasswort, Perennial Glasswort
Sarracenia flava (11/30/12) — Yellow Pitcherplant, Yellow Trumpet, Trumpets
Sarracenia jonesii (11/30/12) — Mountain Sweet Pitcherplant
Sarracenia leucophylla (11/30/12) — White-topped Pitcherplant, Crimson Pitcherplant
Sarracenia minor var. minor (11/30/12) — Hooded Pitcherplant
Sarracenia oreophila (11/30/12) — Mountain Green Pitcherplant, Green Pitcherplant, Mountain Pitcherplant
Sarracenia psittacina (11/30/12) — Parrot Pitcherplant
Sarracenia purpurea var. montana (11/30/12) — Southern Appalachian Purple Pitcherplant, Sidesaddle Flower
Sarracenia purpurea var. purpurea (11/30/12) — Northern Purple Pitcherplant
Sarracenia purpurea var. venosa (11/30/12) — Southern Purple Pitcherplant, Frog's Breeches, Hunter's Cup
Sarracenia rubra ssp. rubra (11/30/12) — Sweet Pitcherplant, Redflower Pitcherplant, Red Pitcherplant
Sassafras albidum (11/30/12) — Sassafras
Saururus cernuus (11/30/12) — Lizard's Tail, Water-dragon
Sceptridium biternatum (11/30/12) — Southern Grapefern
Sceptridium dissectum (11/30/12) — Cutleaf Grapefern, Dissected Grapefern
Sceptridium lunarioides (5/21/15) — Winter Grapefern
Schedonorus arundinaceus (11/30/12) — Tall Fescue, Alta Fescue
Schedonorus pratensis (11/30/12) — Meadow Fescue
Schisandra glabra (5/21/15) — Bay Star-vine, Climbing-magnolia, Magnolia-vine
Schizachyrium scoparium var. scoparium (11/30/12) — Little Bluestem
Schizachyrium scoparium var. stoloniferum (11/30/12) — Creeping Little Bluestem
Schoenocaulon dubium (5/21/15) — Florida Feathershank
Schoenolirion albiflorum (11/30/12) — White Sunnybell
Schoenolirion croceum (11/30/12) — Yellow Sunnybell
Schoenolirion wrightii (11/30/12) — Texas Sunnybell
Schoenoplectiella mucronata (5/21/15) — Roughseed Bulrush, Bog Bulrush, Ricefield Bulrush
Schoenoplectus californicus (5/21/15) — Giant Bulrush, Southern Bulrush, Tule
Schoenoplectus pungens var. pungens (5/21/15) — Common Threesquare, Chairmaker's Rush, Swordgrass
Schoenoplectus tabernaemontani (5/21/15) — Softstem Bulrush, Great Bulrush
Schwalbea americana (11/30/12) — Chaffseed
Scirpus atrovirens (5/21/15) — Black Bulrush
Scirpus cyperinus (5/21/15) — Woolgrass Bulrush, Marsh Bulrush
Scirpus georgianus (5/21/15) — Georgia Bulrush
Scirpus polyphyllus (5/21/15) — Leafy Bulrush
Scleranthus annuus (5/21/15) — Knawel, Annual Knawel
Scleria ciliata var. elliottii (5/21/15) — Broad-leaved Hairy Nutrush
Scleria oligantha (5/21/15) — Few-flowered Nutrush
Scleria pauciflora + (5/21/15) — Papillose Nutrush, Carolina Nutrush
Scleria triglomerata (5/21/15) — Tall Nutrush, Stone-rush, Whip Nutrush
Sclerolepis uniflora (5/21/15) — Sclerolepis, Pink bogbutton
Scrophularia lanceolata (5/21/15) — Hare Figwort, American Figwort
Scrophularia marilandica (5/21/15) — Eastern Figwort, Carpenter's Square
Scutellaria elliptica var. elliptica (11/30/12) — Hairy Skullcap, Elliptic-leaved Skullcap
Scutellaria elliptica var. hirsuta (11/30/12) — Hairy Skullcap
Scutellaria incana var. 1 (5/21/15) — Hoary Skullcap, Downy Skullcap
Scutellaria incana var. incana (5/21/15) — Hoary Skullcap, Downy Skullcap
Scutellaria incana var. punctata (5/21/15) — Hoary Skullcap, Downy Skullcap
Scutellaria integrifolia (11/30/12) — Hyssop Skullcap, Narrow-leaved Skullcap
Scutellaria lateriflora (11/30/12) — Mad-dog Skullcap
Scutellaria leonardii (11/30/12) — Shale-barren Skullcap, Glade Skullcap
Scutellaria montana (11/30/12) — Large-flowered Skullcap
Scutellaria multiglandulosa (11/30/12) — Small's Skullcap
Scutellaria nervosa (5/21/15) — Veined Skullcap, Bottomland Skullcap
Scutellaria ocmulgee (11/30/12) — Ocmulgee Skullcap
Scutellaria ovata ssp. bracteata (5/21/15) — Heartleaf Skullcap
Scutellaria ovata ssp. ovata var. ovata (5/21/15) — Heartleaf Skullcap
Scutellaria ovata ssp. rugosa var. 1 (5/21/15) — Appalachian Skullcap, Blue Ridge Skullcap
Scutellaria ovata ssp. rugosa var. rugosa (5/21/15) — Heartleaf Skullcap
Scutellaria parvula (11/30/12) — Dwarf Skullcap
Scutellaria pseudoserrata (5/21/15) — falseteeth skullcap
Scutellaria saxatilis (11/30/12) — Rock Skullcap
Scutellaria serrata (5/21/15) — Showy Skullcap, Serrate Skullcap
Secale cereale (11/30/12) — Cereal Rye
Securigera varia (11/30/12) — Crown-vetch
Sedum acre (11/30/12) — Mossy Stonecrop, Wallpepper, Bitter Stonecrop, Gold-moss
Sedum glaucophyllum (5/21/15) — Cliff Stonecrop
Sedum nevii (5/21/15) — Nevius's Stonecrop
Sedum pulchellum (11/30/12) — Widow's Cross, Glade Stonecrop, Rock Moss, Lime Stonecrop
Sedum pusillum (11/30/12) — Puck's Orpine, Granite Stonecrop
Sedum sarmentosum (11/30/12) — Stringy Stonecrop
Sedum ternatum (11/30/12) — Mountain Stonecrop, Wild Stonecrop, Three-leaf Stonecrop
Senecio vulgaris (11/30/12) — Common Groundsel
Senna hebecarpa (11/30/12) — Northern Wild Senna, American Senna
Senna marilandica (11/30/12) — Maryland Wild Senna
Senna obtusifolia (11/30/12) — Coffeeweed, Sicklepod
Serenoa repens (5/21/15) — Saw Palmetto
Sericocarpus asteroides (11/30/12) — Toothed White-topped Aster
Sericocarpus linifolius (11/30/12) — Narrowleaf White-topped Aster, Slender White-topped Aster
Sericocarpus tortifolius (11/30/12) — Twisted-leaf White-topped Aster, Dixie White-topped Aster
Sesbania herbacea (11/30/12) — Sesban, Coffee-weed, Indigo-weed, Hemp Sesbania
Sesbania punicea (11/30/12) — Rattlebush, Purple Sesban, Scarlet Wisteria-tree
Sesbania vesicaria (11/30/12) — Bladderpod, Bagpod
Sesuvium maritimum (5/21/15) — Small Sea-purslane, Slender Sea-purslane
Sesuvium portulacastrum (5/21/15) — Large Sea-purslane, Shoreline Sea-purslane
Setaria corrugata (11/30/12) — coastal bristlegrass
Setaria faberi (11/30/12) — Nodding Foxtail Grass, Giant Foxtail-grass
Setaria italica (11/30/12) — Yellow Foxtail, Italian Millet, Foxtail Millet
Setaria magna (5/21/15) — Saltmarsh Foxtail-grass, Giant Foxtail-grass, Giant Bristlegrass
Setaria parviflora (11/30/12) — Perennial Foxtail-grass, Knotroot Bristlegrass
Setaria pumila ssp. pumila (5/21/15) — Yellow Foxtail
Setaria verticillata (11/30/12) — Hooked Bristlegrass
Setaria viridis var. major (11/30/12) — Giant Green Foxtail
Setaria viridis var. viridis (11/30/12) — Green Foxtail, Green Bristlegrass
Seutera angustifolia (5/21/15) — Swallow-wort, Sand-vine
Seymeria cassioides (11/30/12) — Senna Seymeria
Seymeria pectinata + (5/21/15) — Seymeria
Shortia galacifolia var. galacifolia (11/30/12) — Oconee Bells, Southern Shortia
Sibbaldia tridentata (11/30/12) — Wine-leaf Cinqefoil, Mountain Cinqefoil, Three-toothed Cinqefoil, Mountain White Potentilla
Sicyos angulatus (11/30/12) — Bur Cucumber, Star Cucumber, Nimble-Kate
Sida elliottii var. elliottii (11/30/12) — Coastal Plain Sida
Sida rhombifolia var. rhombifolia (11/30/12) — Arrowleaf Sida, Cuban Jute, Diamondleaf Fanpetal
Sida spinosa (11/30/12) — Prickly Mallow, Prickly Sida, False-mallow
Sideroxylon lanuginosum ssp. lanuginosum (11/30/12) — Eastern Gum Bumelia, Eastern Gum Bully
Sideroxylon lycioides (11/30/12) — Buckthorn Bumelia, Buckthorn Bully
Sideroxylon tenax (11/30/12) — Tough Bumelia, Tough Buckthorn, Tough Bully
Sideroxylon thornei (11/30/12) — Thorne's Bumelia, Swamp Bumelia
Silene antirrhina (11/30/12) — Sleepy Catchfly, Garter-pink
Silene armeria (11/30/12) — Sweet William Catchfly, Garden Catchfly
Silene caroliniana var. caroliniana (11/30/12) — South Carolina Wild-pink, Rock Catchfly, Carolina Pink
Silene caroliniana var. pensylvanica (11/30/12) — Northern Wild-pink, Sticky Catchfly, Pennsylvania Catchfly
Silene catesbaei (5/21/15) — Eastern Fringed Campion, Eastern Fringed Catchfly
Silene coronaria (11/30/12) — Mullein-pink, Rose Campion
Silene dichotoma ssp. dichotoma (11/30/12) — Forked Catchfly
Silene latifolia (11/30/12) — White Campion, Evening Campion, White Cockle, Evening Lychnis
Silene nivea (11/30/12) — Snowy Campion
Silene noctiflora (11/30/12) — Night-flowering Catchfly, Sticky Campion, Sticky Cockle
Silene ovata (11/30/12) — Mountain Catchfly, Fringed Campion
Silene regia (11/30/12) — Royal Catchfly
Silene stellata (11/30/12) — Starry Campion, Widow's-frill
Silene virginica var. robusta (11/30/12) — Large Fire-pink
Silene virginica var. virginica (11/30/12) — Fire-pink
Silene vulgaris (11/30/12) — Bladder Campion, Maiden's-tears
Silphium asteriscus var. asteriscus (5/21/15) — Starry Rosinweed
Silphium asteriscus var. dentatum (5/21/15) — Starry Rosinweed
Silphium asteriscus var. latifolium (5/21/15) — Whorled Rosinweed
Silphium asteriscus var. simpsonii (11/30/12) — Simpson's rosinweed
Silphium asteriscus var. trifoliatum (5/21/15) — Whorled Rosinweed
Silphium compositum var. compositum (11/30/12) — Kidneyleaf Rosinweed, Rhubarb-leaved Rosinweed, Compass Plant
Silphium connatum (11/30/12) — Virginia Cup-plant
Silphium integrifolium (11/30/12) — Prairie Rosinweed
Silphium laciniatum (11/30/12) — Compass-plant
Silphium mohrii (11/30/12) — Shaggy Rosinweed
Silphium perfoliatum (11/30/12) — Common Cup-plant, Indian Cup
Silphium pinnatifidum (11/30/12) — Cutleaf Prairie-dock, Tansy Rosinweed
Silphium reniforme (11/30/12) — Ragged Rosinweed, Kidneyleaf Rosinweed
Silphium terebinthinaceum (11/30/12) — Prairie-dock, Broadleaf Prairie-dock
Silybum marianum (11/30/12) — Milk-thistle, Blessed-thistle
Sisymbrium altissimum (5/21/15) — Tumble Mustard, Jim Hill Mustard
Sisymbrium officinale (5/21/15) — Hedge Mustard
Sisyrinchium albidum (11/30/12) — Pale Blue-eyed Grass
Sisyrinchium angustifolium (11/30/12) — Blue-eyed Grass, Stout Blue-eyed Grass
Sisyrinchium arenicola (11/30/12) — Sandyland Blue-eyed-grass
Sisyrinchium atlanticum (11/30/12) — Atlantic Blue-eyed Grass
Sisyrinchium dichotomum (11/30/12) — White Irisette, Isothermal Irisette
Sisyrinchium fuscatum (11/30/12) — Bristly Blue-eyed Grass
Sisyrinchium mucronatum (11/30/12) — Blue-eyed Grass
Sisyrinchium rosulatum (11/30/12) — Annual Blue-eyed Grass, Lawn Blue-eyed Grass
Sium suave (5/21/15) — Water-parsnip
Smallanthus uvedalius (11/30/12) — Bearsfoot, Yellow Leafcup
Smilax auriculata (11/30/12) — Dune Greenbrier
Smilax biltmoreana (5/21/15) — Biltmore Carrionflower
Smilax bona-nox (11/30/12) — Catbrier, Saw Greenbrier, Bullbrier, Tramp's Trouble
Smilax ecirrata (5/21/15) — upright carrionflower
Smilax glauca (11/30/12) — Whiteleaf Greenbrier, Wild Sarsaparilla, Sawbrier
Smilax herbacea (11/30/12) — Common Carrionflower
Smilax hispida (11/30/12) — Bristly Greenbrier, Hellfetter, China-root
Smilax hugeri (11/30/12) — Huger's Carrionflower
Smilax lasioneura (11/30/12) — Midwestern Carrionflower
Smilax laurifolia (11/30/12) — Bamboo-vine, Blaspheme-vine, Wild Bamboo, Bayvine
Smilax pseudochina (11/30/12) — Coastal Carrionflower, Bamboo-vine
Smilax pulverulenta (11/30/12) — downy carrionflower
Smilax pumila (11/30/12) — Dwarf Smilax, Sarsaparilla-vine
Smilax rotundifolia (11/30/12) — Common Greenbrier, Common Catbrier, Bullbrier, Horsebrier
Smilax smallii (5/21/15) — Sweet-scented Smilax, Unarmed Catbrier, Jackson-brier
Smilax walteri (11/30/12) — Coral Greenbrier, Red-berried Swamp Smilax
Solanum americanum (5/21/15) — Common Nightshade, American Black Nightshade
Solanum carolinense var. carolinense (11/30/12) — Horse Nettle, Bull Nettle, Ball Nettle
Solanum diphyllum (5/21/15) — Paired-leaf Nightshade, twoleaf nightshade
Solanum dulcamara (11/30/12) — Bittersweet, Deadly Nightshade
Solanum nigrum ssp. nigrum (5/21/15) — European Black Nightshade
Solanum pseudocapsicum (11/30/12) — Jerusalem Cherry
Solanum ptychanthum (11/30/12) — American Black Nightshade
Solanum rostratum (11/30/12) — Buffalo-bur, Kansas-thistle
Solanum sarrachoides (11/30/12) — Hairy Nightshade
Solanum sisymbriifolium (11/30/12) — Sticky Nightshade
Solanum torvum (5/21/15) — Turkeyberry
Solanum viarum (11/30/12) — Tropical Soda Apple
Solidago altissima var. altissima (11/30/12) — Tall Goldenrod, Field Goldenrod, Common Goldenrod
Solidago arguta var. arguta (11/30/12) — Forest Goldenrod, Sharp-leaved Goldenrod
Solidago arguta var. boottii (11/30/12) — Boott's Goldenrod
Solidago arguta var. caroliniana (11/30/12) — Vasey's Goldenrod
Solidago auriculata (11/30/12) — Eared Goldenrod
Solidago austrina (5/21/15) — Southern Bog Goldenrod
Solidago bicolor (11/30/12) — Silverrod, White Goldenrod
Solidago caesia var. caesia (11/30/12) — Bluestem Goldenrod, Wreath Goldenrod, Axillary Goldenrod, Bridal-wreath Goldenrod
Solidago canadensis var. canadensis (11/30/12) — Northern Common Goldenrod
Solidago canadensis var. hargeri (11/30/12) — Harger's Common Goldenrod
Solidago chapmanii (11/30/12) — Chapman's Goldenrod
Solidago curtisii (11/30/12) — Curtis' Goldenrod
Solidago erecta (11/30/12) — Slender Goldenrod, Erect Goldenrod
Solidago faucibus (11/30/12) — Gorge Goldenrod
Solidago fistulosa (11/30/12) — Hairy Pineywoods Goldenrod, Shaggy Pineywoods Goldenrod
Solidago flexicaulis (11/30/12) — Zigzag Goldenrod, Broad-leaved Goldenrod
Solidago gigantea (11/30/12) — Smooth Goldenrod, Late Goldenrod
Solidago glomerata (11/30/12) — Skunk Goldenrod, Cluster Goldenrod
Solidago gracillima (5/21/15) — Southern Bog Goldenrod, Graceful Goldenrod
Solidago hispida (11/30/12) — Hairy Goldenrod
Solidago juncea (11/30/12) — Early Goldenrod
Solidago mexicana (11/30/12) — Southern Seaside Goldenrod
Solidago nemoralis var. nemoralis (11/30/12) — Eastern Gray Goldenrod
Solidago odora (11/30/12) — Sweet Goldenrod, Licorice Goldenrod, Fragrant Goldenrod
Solidago patula (11/30/12) — Northern Roughleaf Goldenrod
Solidago petiolaris var. petiolaris (11/30/12) — downy ragged goldenrod
Solidago pinetorum (11/30/12) — Small's Goldenrod, Pineywoods Goldenrod
Solidago plumosa (5/21/15) — Yadkin River Goldenrod
Solidago ptarmicoides (11/30/12) — White Prairie-goldenrod, Upland White Aster
Solidago puberula var. puberula (11/30/12) — Downy Goldenrod
Solidago puberula var. pulverulenta (11/30/12) — Downy Goldenrod
Solidago pulchra (11/30/12) — Carolina Goldenrod, Beautiful Goldenrod
Solidago riddellii (11/30/12) — Riddell's Goldenrod
Solidago rigida var. glabrata (5/21/15) — Southeastern Bold Goldenrod
Solidago rigida var. rigida (5/21/15) — Hard-leaved Goldenrod, Stiff Goldenrod, Midwestern Bold Goldenrod
Solidago roanensis (11/30/12) — Roan Mountain Goldenrod
Solidago rugosa var. aspera (11/30/12) — Wrinkle-leaf goldenrod
Solidago rugosa var. celtidifolia (11/30/12) — Hackberry-leaf Goldenrod
Solidago rugosa var. cronquistiana (11/30/12) — Cronquist's Goldenrod
Solidago rugosa var. rugosa (11/30/12) — Wrinkle-leaf goldenrod, Rough-stemmed Goldenrod
Solidago rupestris (11/30/12) — Riverbank Goldenrod, Rock Goldenrod
Solidago sempervirens (11/30/12) — Northern Seaside Goldenrod
Solidago simulans (11/30/12) — Granite Dome Goldenrod, Cliffside Goldenrod
Solidago speciosa var. rigidiuscula (11/30/12) — showy goldenrod
Solidago speciosa var. speciosa (11/30/12) — Showy Goldenrod
Solidago sphacelata (11/30/12) — Speckled Goldenrod, False Goldenrod, Limestone Goldenrod
Solidago spithamaea (11/30/12) — Blue Ridge Goldenrod
Solidago squarrosa (11/30/12) — Stout Goldenrod, Ragged Goldenrod, Squarrose Goldenrod
Solidago stricta (11/30/12) — Wand Goldenrod, Slim Goldenrod
Solidago tarda (11/30/12) — Goldenrod
Solidago tortifolia (11/30/12) — Leafy Pinelands Goldenrod, Leafy Pineywoods Goldenrod, twistleaf goldenrod
Solidago uliginosa var. uliginosa (11/30/12) — Northern Bog Goldenrod, Swamp Goldenrod
Solidago ulmifolia var. ulmifolia (11/30/12) — Elmleaf Goldenrod
Solidago verna (11/30/12) — Spring-flowering Goldenrod, Spring Goldenrod
Sonchus arvensis var. arvensis (11/30/12) — Field Sow-thistle, Perennial Sow-thistle
Sonchus arvensis var. glabrescens (11/30/12) — Field Sow-thistle, Perennial Sow-thistle
Sonchus asper (11/30/12) — Prickly Sow-thistle, Spiny-leaf Sow-thistle
Sonchus oleraceus (11/30/12) — Annual Sow-thistle, Common Sow-thistle
Sophronanthe hispida (11/30/12) — Pineland Hedge-hyssop
Sophronanthe pilosa (11/30/12) — Shaggy Hedge-hyssop, Pilose Hedge-hyssop
Sorbus americana (5/21/15) — Mountain-ash, American Mountain-ash, American Rowan
Sorbus aucuparia ssp. aucuparia (5/21/15) — European Mountain-ash, Rowan
Sorghastrum elliottii (11/30/12) — Elliot's Indiangrass, Slender Indiangrass, Nodding Indiangrass
Sorghastrum nutans (11/30/12) — Yellow Indiangrass, Prairie Indiangrass
Sorghastrum secundum (11/30/12) — Lopsided Indiangrass
Sorghum bicolor var. bicolor (11/30/12) — Sorghum, Milo, Broomcorn, Sorgo
Sorghum halepense (11/30/12) — Johnsongrass
Sparganium americanum (11/30/12) — American Bur-reed
Spermacoce remota (5/21/15) — woodland false buttonweed
Spermacoce verticillata (5/21/15) — Shrubby Buttonweed, Whitehead Broom, Boton Blanco
Sphagneticola trilobata (5/21/15) — Wedelia
Sphenopholis intermedia (5/21/15) — Slender Wedgegrass
Spigelia marilandica (11/30/12) — Indian Pink, Woodland Pinkroot, Wormgrass
Spinulum annotinum (5/21/15) — Stiff Clubmoss, Bristly Clubmoss
Spiraea alba (11/30/12) — Narrowleaf Meadowsweet, Pipestem
Spiraea corymbosa (5/21/15) — Dwarf Spiraea, Rock Spiraea
Spiraea japonica (11/30/12) — Japanese Spiraea
Spiraea latifolia (11/30/12) — Broadleaf Meadowsweet
Spiraea thunbergii (11/30/12) — Thunberg's meadowsweet
Spiraea tomentosa (11/30/12) — Hardhack, Steeplebush
Spiraea virginiana (11/30/12) — Virginia Spiraea, Appalachian Spiraea
Spiranthes brevilabris (11/30/12) — Short-lipped Ladies'-tresses
Spiranthes cernua (11/30/12) — Nodding Ladies'-tresses
Spiranthes eatonii (11/30/12) — Eaton's Ladies'-tresses
Spiranthes floridana (11/30/12) — Florida Ladies'-tresses
Spiranthes lacera var. gracilis (11/30/12) — Southern Slender Ladies'-tresses
Spiranthes lacera var. lacera (11/30/12) — Northern Slender Ladies'-tresses
Spiranthes laciniata (11/30/12) — Lace-lip Ladies'-tresses, Lace-lip Spiral Orchid
Spiranthes longilabris (11/30/12) — Long-lipped Ladies'-tresses, Giant Spiral Orchid
Spiranthes lucida (11/30/12) — Shining Ladies'-tresses
Spiranthes magnicamporum (11/30/12) — Great Plains Ladies'-tresses
Spiranthes ochroleuca (11/30/12) — Yellow Ladies-tresses, Yellow Nodding Ladies'-tresses
Spiranthes odorata (11/30/12) — Fragrant Ladies'-tresses, Marsh Ladies'-tresses
Spiranthes ovalis var. erostellata (11/30/12) — Lesser Ladies'-tresses, Oval Ladies'-tresses
Spiranthes ovalis var. ovalis (11/30/12) — Oval Ladies'-tresses
Spiranthes praecox (11/30/12) — Grass-leaved Ladies'-tresses, Giant Ladies'-tresses
Spiranthes sylvatica (11/30/12) — Woodland Ladies'-tresses, Pale Green Ladies'-tresses
Spiranthes tuberosa (11/30/12) — Little Ladies'-tresses, Little Pearl-twist
Spiranthes vernalis (11/30/12) — Spring Ladies'-tresses
Spirodela polyrrhiza (5/21/15) — Greater Duckweed, Duckmeat, Minnow-fole, Giant Duckweed
Sporobolus alterniflorus (5/21/15) — Saltmarsh Cordgrass, Smooth Cordgrass
Sporobolus clandestinus (11/30/12) — Rough Dropseed
Sporobolus curtissii (5/21/15) — Curtiss Dropseed
Sporobolus heterolepis (11/30/12) — Prairie Dropseed
Sporobolus indicus (11/30/12) — Smut Grass, Blackseed
Sporobolus jacquemontii (5/21/15) — West Indian Dropseed
Sporobolus junceus (11/30/12) — Sandhills Dropseed, Pineywoods Dropseed
Stachys agraria (5/21/15) — Mouse's-ear, Shade Betony
Stachys annua (11/30/12) — Annual Woundwort, Annual Hedgenettle
Stachys appalachiana (11/30/12) — Appalachian hedgenettle
Stachys arenicola (11/30/12) — Woundwort
Stachys arvensis (11/30/12) — Staggerweed
Stachys aspera (11/30/12) — Rough-leaved Hedgenettle
Stachys byzantina (11/30/12) — Lamb's-ear
Stachys caroliniana (5/21/15) — Carolina Hedgenettle
Stachys clingmanii (5/21/15) — Clingman's Hedgenettle
Stachys cordata (11/30/12) — Heart-leaved Hedgenettle
Stachys eplingii (11/30/12) — Epling's Hedgenettle
Stachys floridana (11/30/12) — Florida Betony, Rattlesnake-weed, Florida Hedgenettle
Stachys germanica (11/30/12) — German hedgenettle
Stachys hispida (5/21/15) — Hispid Hedgenettle
Stachys hyssopifolia var. hyssopifolia (11/30/12) — Hyssop-leaved Hedgenettle
Stachys hyssopifolia var. lythroides (11/30/12) — hyssop-leaved hedgenettle
Stachys latidens (11/30/12) — Broad-toothed Hedgenettle
Stachys matthewsii (5/21/15) — Yadkin Hedgenettle
Stachys nuttallii (11/30/12) — Nuttall‚Äôs Hedgenettle
Stachys palustris (11/30/12) — marsh hedgenettle
Stachys subcordata (11/30/12) — heart-leaved hedgenettle
Stachys tenuifolia (11/30/12) — Smooth Hedgenettle
Staphylea trifolia (11/30/12) — Bladdernut
Stellaria alsine (11/30/12) — Bog Chickweed, Bog Stitchwort, Longstalk Starwort
Stellaria graminea (11/30/12) — Lesser Stitchwort
Stellaria longifolia (11/30/12) — Longleaf Stitchwort
Stellaria media (11/30/12) — Common Chickweed
Stellaria pubera (11/30/12) — Giant Chickweed, Star Chickweed, Great Chickweed, Common Starwort
Stenanthium densum (11/30/12) — Crow-poison, Savanna Camass
Stenanthium gramineum (11/30/12) — Featherbells
Stenanthium leimanthoides (11/30/12) — Pinebarrens Death Camas
Stewartia malacodendron (11/30/12) — Silky Camellia, Virginia Stewartia, Stewartia
Stewartia ovata (11/30/12) — Mountain Camellia, Mountain Stewartia
Stillingia aquatica (11/30/12) — Corkwood, Water Toothleaf
Stillingia sylvatica ssp. sylvatica (11/30/12) — Queen's-delight
Stipulicida setacea (5/21/15) — Coastal Plain Wireplant
Stokesia laevis (5/21/15) — Stoke's Aster, Blue Stokesia
Streptopus amplexifolius var. amplexifolius (11/30/12) — Twisted Stalk, White Mandarin, Pagoda-bells
Streptopus lanceolatus var. lanceolatus (11/30/12) — Rosy Twisted Stalk, Eastern Rose Mandarin, Eastern Twisted-stalk
Striga asiatica (11/30/12) — Witchweed
Strophostyles helvola (11/30/12) — Annual Sand Bean, Beach Pea, Trailing Wild Bean
Strophostyles umbellata (11/30/12) — Perennial Sand Bean, Perennial Wild Bean, Pink Wild Bean
Stylisma aquatica (11/30/12) — Water Dawnflower
Stylisma humistrata (11/30/12) — Southern Dawnflower
Stylisma patens var. angustifolia (11/30/12) — Narrowleaf Dawnflower
Stylisma patens var. patens (11/30/12) — Sandhill Dawnflower, Sandhill Morning Glory
Stylisma pickeringii var. pickeringii (11/30/12) — Pickering's Dawnflower, Pickering's Morning Glory
Stylophorum diphyllum (11/30/12) — Celandine Poppy, Woods-poppy
Stylosanthes biflora (11/30/12) — Pencil-flower
Styphnolobium japonicum (5/21/15) — Pagoda Tree
Styrax americanus + (11/30/12) — American Storax, American Snowbell
Styrax grandifolius (11/30/12) — Bigleaf Snowbell, Large-leaved Storax
Symphoricarpos albus var. albus (11/30/12) — Common Snowberry
Symphoricarpos orbiculatus (11/30/12) — Coralberry, Indian Currant
Symphyotrichum concolor var. concolor (11/30/12) — Eastern Silvery Aster
Symphyotrichum cordifolium (11/30/12) — Common Blue Wood Aster, Heart-leaved Aster
Symphyotrichum divaricatum (11/30/12) — Midwestern Salt-marsh Aster
Symphyotrichum dumosum + (11/30/12) — Bushy Aster, Long-stalked Aster, Rice-button Aster
Symphyotrichum elliottii (11/30/12) — Elliott's Aster, Southern Swamp Aster
Symphyotrichum georgianum (11/30/12) — Georgia Aster
Symphyotrichum grandiflorum (11/30/12) — Big-headed Aster, Rough Aster, Large-headed Aster
Symphyotrichum laeve var. concinnum (11/30/12) — Narrow-leaved Smooth Blue Aster
Symphyotrichum laeve var. laeve (11/30/12) — Smooth Blue Aster
Symphyotrichum lanceolatum var. latifolium (11/30/12) — Broad-leaved Panicled Aster
Symphyotrichum lateriflorum var. lateriflorum (5/21/15) — Calico Aster, Starved Aster
Symphyotrichum lowrieanum (11/30/12) — Smooth Heart-leaved Aster, Lowrie's Aster
Symphyotrichum novae-angliae (11/30/12) — New England Aster
Symphyotrichum novi-belgii var. elodes (11/30/12) — New York Aster
Symphyotrichum oblongifolium (11/30/12) — Eastern Aromatic Aster, Shale-barren Aster
Symphyotrichum patens var. patens (11/30/12) — Late Purple Aster, Common Clasping Aster, Late Blue Aster, Skydrop Aster
Symphyotrichum phlogifolium (11/30/12) — Appalachian Clasping Aster
Symphyotrichum pilosum var. pilosum (11/30/12) — Frost Aster, White Heath Aster
Symphyotrichum praealtum var. angustior (11/30/12) — Willow Aster, Veiny Lined Aster, Tall Aster
Symphyotrichum prenanthoides (11/30/12) — Crooked-stemmed Aster, Zigzag Aster
Symphyotrichum puniceum var. puniceum (11/30/12) — Purple-stemmed Aster, Swamp Aster
Symphyotrichum racemosum var. racemosum (11/30/12) — Small White Aster
Symphyotrichum retroflexum (11/30/12) — Curtis' Aster
Symphyotrichum rhiannon (11/30/12) — Buck Creek Aster, Rhiannon's Aster
Symphyotrichum sericeum (11/30/12) — Western Silvery Aster
Symphyotrichum shortii (11/30/12) — Short's Aster, Midwestern Blue Heart-leaved Aster
Symphyotrichum subulatum (11/30/12) — Eastern Salt-marsh Aster
Symphyotrichum tenuifolium (11/30/12) — Perennial Salt-marsh Aster
Symphyotrichum undulatum (11/30/12) — Wavyleaf Aster
Symphyotrichum urophyllum (11/30/12) — White Arrowleaf Aster, Arrowleaf Blue Wood Aster
Symphyotrichum walteri (11/30/12) — Walter's Aster
Symphytum asperum (5/21/15) — Prickly Comfrey
Symplocarpus foetidus (11/30/12) — Skunk Cabbage
Symplocos tinctoria (11/30/12) — Horsesugar, Sweetleaf
Syngonanthus flavidulus (5/21/15) — Yellow Hatpins, Bantam-buttons
Syringa vulgaris (11/30/12) — Common Lilac, French Lilac
Taenidia integerrima (11/30/12) — Yellow Pimpernel, Golden Alexander
Talinum paniculatum (11/30/12) — Jewels-of-Opar
Tamarix africana (11/30/12) — African Tamarisk
Tamarix canariensis (11/30/12) — Canary Island Tamarisk
Tamarix chinensis (11/30/12) — Chinese Tamarisk
Tamarix gallica (11/30/12) — French Tamarisk
Tamarix parviflora (11/30/12) — Small-flower Tamarisk
Tamarix ramosissima (11/30/12) — Salt-cedar, Tamarisk
Tamarix tetragyna (11/30/12) — Tamarix
Tanacetum balsamita (5/21/15) — Mint-geranium
Tanacetum parthenium (5/21/15) — Feverfew
Tanacetum vulgare (5/21/15) — Common Tansy, Golden-buttons
Taraxacum erythrospermum (11/30/12) — Red-seeded Dandelion
Taraxacum officinale (11/30/12) — Common Dandelion
Tarenaya hassleriana (11/30/12) — Cleome, Spiderflower, Pinkqueen
Taxodium ascendens (5/21/15) — Pond Cypress
Taxodium distichum (5/21/15) — Bald Cypress
Taxus canadensis (5/21/15) — Canada Yew, American Yew
Tephrosia hispidula (11/30/12) — sprawling hoarypea
Tephrosia spicata (11/30/12) — Spiked Hoarypea, Brown-hair Tephrosia, Tawny Goat's Rue
Tephrosia virginiana (11/30/12) — Virginia Goat's Rue, Devil's Shoestrings
Tetragonotheca helianthoides (11/30/12) — Squarehead, Pineland-ginseng
Teucrium canadense + (5/21/15) — American Germander, Wood Sage
Thalia dealbata (11/30/12) — Powdery Thalia, Powdery Alligator-flag
Thalictrum clavatum (11/30/12) — Mountain Meadow-rue, Lady-rue
Thalictrum coriaceum (11/30/12) — Appalachian Meadow-rue, Maid of the Mist
Thalictrum dasycarpum (11/30/12) — Purple Meadow-rue
Thalictrum debile (11/30/12) — Trailing Meadow-rue
Thalictrum dioicum (11/30/12) — Early Meadow-rue
Thalictrum macrostylum (11/30/12) — Small-flowered Meadow-rue, Small-leaved Meadow-rue
Thalictrum pubescens (11/30/12) — Common Tall Meadow-rue, King-of-the-meadow, Late Meadow-rue
Thalictrum revolutum (11/30/12) — Skunk Meadow-rue, Waxy Meadow-rue
Thalictrum thalictroides (11/30/12) — Windflower, Rue-anemone
Thaspium barbinode (11/30/12) — Hairy-jointed Meadow Parsnip
Thaspium pinnatifidum (11/30/12) — cutleaf meadowparsnip
Thaspium trifoliatum var. aureum (5/21/15) — Meadow Parsnip, Woodland Parsnip
Thaspium trifoliatum var. trifoliatum (5/21/15) — Purple Meadow Parsnip, Woodland Parsnip
Thelypteris palustris var. pubescens (5/21/15) — Marsh Fern
Thermopsis fraxinifolia (11/30/12) — Ash-leaf Golden-banner
Thermopsis mollis (11/30/12) — Appalachian Golden-banner, Bush Pea
Thermopsis villosa (11/30/12) — Aaron's Rod, Blue Ridge Golden-banner, Hairy Bush Pea
Thlaspi alliaceum (11/30/12) — Garlic Penny-cress
Thlaspi arvense (11/30/12) — Field Penny-cress, Frenchweed
Thuja occidentalis (11/30/12) — American Arborvitae, Eastern Arborvitae, Northern White Cedar, Flat Cedar
Thyrsanthella difformis (5/21/15) — Climbing Dogbane
Tiarella cordifolia (3/8/10) — Mountain Foamflower, False Miterwort
Tiarella wherryi (3/8/10) — Common Foamflower, False Miterwort
Tiedemannia canbyi (11/30/12) — Canby's Cowbane, Canby's Dropwort
Tiedemannia filiformis ssp. filiformis (11/30/12) — Water Dropwort
Tilia americana var. americana (11/30/12) — American Basswood, Northern Basswood
Tilia americana var. caroliniana (11/30/12) — Carolina Basswood, Southern Basswood
Tilia americana var. heterophylla (11/30/12) — Mountain Basswood, White Basswood
Tilia cordata (11/30/12) — Little-leaf Linden, Small-leaved Linden, Small-leaved Lime
Tillandsia recurvata (5/21/15) — Ball-moss, Bunch-moss
Tillandsia usneoides (5/21/15) — Spanish Moss
Tipularia discolor (11/30/12) — Cranefly Orchid
Tithonia rotundifolia (11/30/12) — Mexican Sunflower, Clavel de Muerto
Tofieldia glabra (5/21/15) — Carolina Bog Asphodel, White Asphodel
Torilis arvensis (11/30/12) — Spreading Hedge Parsley, Spreading Bur-parsley, Field Hedge Parsley
Torilis japonica (11/30/12) — Japanese Hedge Parsley
Torreya taxifolia (11/30/12) — Florida Torreya, Stinking-cedar
Toxicodendron pubescens (11/30/12) — Poison Oak
Toxicodendron radicans var. radicans (11/30/12) — Eastern Poison Ivy
Toxicodendron rydbergii (11/30/12) — Wesern Poison Ivy
Toxicodendron vernix (11/30/12) — Poison Sumac, Thunderwood
Trachelospermum jasminoides (11/30/12) — Confederate Jasmine, Star Jasmine
Tradescantia hirsuticaulis (11/30/12) — Hairy Spiderwort
Tradescantia hirsutiflora (11/30/12) — Hairy Spiderwort
Tradescantia ohiensis (11/30/12) — Smooth Spiderwort
Tradescantia subaspera (5/21/15) — Zigzag Spiderwort, Wide-leaved Spiderwort
Tradescantia virginiana (11/30/12) — Virginia Spiderwort
Tragia urens (11/30/12) — Wavyleaf Noseburn, Southeastern Noseburn
Tragia urticifolia (11/30/12) — Nettleleaf Noseburn, Tragia
Tragopogon dubius (11/30/12) — Vegetable Oyster, Yellow Salsify, Western Salsify, Yellow Goatsbeard
Tragopogon porrifolius (11/30/12) — Salsify, Vegetable Oyster, Oyster Plant
Trapa natans (11/30/12) — European Water Chestnut, Water Caltrop
Trautvetteria caroliniensis var. caroliniensis (11/30/12) — Carolina Tassel-rue, False Bugbane
Trepocarpus aethusae (11/30/12) — Whitenymph
Triadica sebifera (11/30/12) — Popcorn Tree, Chinese Tallow-tree
Triantha glutinosa (5/21/15) — Sticky Bog Asphodel, Northern Bog Asphodel, False Asphodel
Triantha racemosa (5/21/15) — Coastal Bog Asphodel, Coastal False Asphodel, Southern Bog Asphodel, Savanna Asphodel
Tribulus cistoides (11/30/12) — Jamaica Feverplant, Burr-nut
Tribulus terrestris (11/30/12) — Puncture-weed, Caltrop, Devil's-thorn
Trichophorum cespitosum (5/21/15) — Deerhair Bulrush, Deergrass
Trichostema brachiatum (11/30/12) — Glade Blue Curls, False Pennyroyal, Fluxweed
Trichostema dichotomum (11/30/12) — Common Blue Curls
Trichostema setaceum (11/30/12) — Narrowleaf Blue Curls
Tridens carolinianus (5/21/15) — Carolina Triodia, Carolina Fluffgrass
Tridens flavus (11/30/12) — Purpletop, Purpletop Tridens, Greasy Grass, Tall Redtop
Tridens strictus (11/30/12) — Longspike Tridens, Longspike Fluffgrass, Spike Triodia
Trifolium arvense (11/30/12) — Rabbitfoot Clover
Trifolium aureum (11/30/12) — Large Hop Clover, Yellow Clover
Trifolium campestre (11/30/12) — Hop Clover, Low Hop Clover, Field Clover
Trifolium carolinianum (11/30/12) — Wild White Clover, Carolina Clover
Trifolium dubium (11/30/12) — Least Hop Clover, Low Hop Clover
Trifolium fragiferum (11/30/12) — Strawberry Clover
Trifolium hybridum (11/30/12) — Alsike Clover
Trifolium incarnatum (11/30/12) — Crimson Clover
Trifolium pratense (11/30/12) — Red Clover
Trifolium reflexum (11/30/12) — Buffalo Clover
Trifolium repens (11/30/12) — White Clover, White Dutch Clover, Ladino Clover
Trifolium resupinatum (11/30/12) — Persian Clover, Reversed Clover
Trifolium vesiculosum (11/30/12) — Arrowleaf Clover
Trilisa odoratissima (11/30/12) — Vanilla-leaf, Deer's-tongue, Pineland Purple
Trilisa paniculata (11/30/12) — Deer's-tongue, Hairy Chaffhead, Panicled Chaffhead
Trillium catesbaei (11/30/12) — Catesby's Trillium, Rosy Wake-robin, Bashful Trillium, Rose Trillium
Trillium cernuum (11/30/12) — Northern Nodding Trillium
Trillium cuneatum (11/30/12) — Little Sweet Betsy, Purple Toadshade
Trillium decipiens (11/30/12) — Chattahoochee Trillium, Deceptive Trillium
Trillium decumbens (11/30/12) — Decumbent Trillium, Trailing Trillium
Trillium discolor (11/30/12) — Pale Yellow Trillium, Faded Trillium, Small Yellow Toadshade, Savannah River Trillium
Trillium erectum (11/30/12) — Wake-robin, Red Trillium, Stinking Willie, Stinking Benjamin
Trillium flexipes (11/30/12) — Bent Trillium, Bent White Trillium, Bentstalk Trillium
Trillium grandiflorum (11/30/12) — Large-flowered Trillium, White Wake-robin, Great White Trillium, Showy Wake-robin
Trillium lancifolium (11/30/12) — Lanceleaf Trillium, Narrowleaf Trillium
Trillium ludovicianum (5/21/15) — Louisiana Trillium, Louisiana Wake-robin
Trillium luteum (11/30/12) — Yellow Trillium, Yellow Toadshade, Lemon Trillium, Wax Trillium
Trillium maculatum (11/30/12) — Mottled Trillium, Spotted Trillium
Trillium oostingii (5/21/15) — Wateree River Trillium
Trillium persistens (11/30/12) — Persistent Trillium, Edna's Trillium
Trillium pusillum + (11/30/12) — Carolina Least Trillium, Virginia Dwarf Trillium
Trillium recurvatum (11/30/12) — Prairie Trillium, Prairie Wake-robin
Trillium reliquum (11/30/12) — Relict Trillium
Trillium rugelii (11/30/12) — Southern Nodding Trillium
Trillium sessile (11/30/12) — Sessile Trillium, Sessile Toadshade, Toad Trillium
Trillium simile (11/30/12) — Sweet White Trillium, Confusing Trillium, Jeweled Trillium
Trillium species 2 (5/21/15) — Amicalola Trillium
Trillium species 3 (5/21/15) — Lookout Mountain Trillium
Trillium stamineum (11/30/12) — Twisted Trillium
Trillium sulcatum (11/30/12) — Southern Red Trillium, Barksdale's Trillium
Trillium underwoodii (11/30/12) — Underwood's Trillium
Trillium undulatum (11/30/12) — Painted Trillium, Striped Wake-robin
Trillium vaseyi (11/30/12) — Vasey's Trillium, Sweet Trillium, Sweet Beth
Triodanis perfoliata (5/21/15) — Venus' Looking-glass
Triosteum angustifolium + (11/30/12) — Yellow-fruited Horse-gentian, Lesser Horse-gentian
Triosteum aurantiacum var. aurantiacum (5/21/15) — Orange-fruited Horse-gentian
Triosteum perfoliatum (11/30/12) — Perfoliate Horse-gentian, Perfoliate Tinker's-weed, Wild Coffee, Feverwort
Triphora trianthophoros var. trianthophoros (5/21/15) — Nodding Pogonia, Three Birds Orchid, Nodding Ettercap
Tripidium ravennae (5/21/15) — Ravenna Grass, Hardy Pampas Grass
Triplasis americana (5/21/15) — Southern Sandgrass
Triplasis purpurea var. purpurea (5/21/15) — Purple Sandgrass
Tripleurospermum inodorum (11/30/12) — Scentless Chamomile, False Chamomile
Tripsacum dactyloides var. dactyloides (5/21/15) — Gama Grass, Eastern Gamagrass
Tristagma uniflorum (5/21/15) — Spring Starflower, Spring Star, Star of Bethlehem
Triticum aestivum (5/21/15) — Bread Wheat
Tsuga canadensis (11/30/12) — Eastern Hemlock, Canada Hemlock
Tsuga caroliniana (11/30/12) — Carolina Hemlock
Turritis glabra (5/21/15) — Tower Mustard
Tussilago farfara (11/30/12) — Coltsfoot
Typha angustifolia (11/30/12) — Narrowleaf Cattail
Typha domingensis (11/30/12) — Southern Cattail
Typha latifolia (11/30/12) — Common Cattail
Typha Xglauca [angustifolia X latifolia] (11/30/12) — Hybrid Cattail
Ulmus alata (11/30/12) — Winged Elm
Ulmus americana var. americana (11/30/12) — American Elm, White Elm
Ulmus americana var. floridana (11/30/12) — Florida Elm
Ulmus crassifolia (11/30/12) — Cedar Elm
Ulmus glabra (11/30/12) — Wych Elm, Scotch Elm
Ulmus parvifolia (11/30/12) — Lacebark Elm, Chinese Elm
Ulmus procera (11/30/12) — English Elm, English Cork Elm
Ulmus pumila (11/30/12) — Siberian Elm, Dwarf Elm
Ulmus rubra (11/30/12) — Slippery Elm, Red Elm
Ulmus serotina (11/30/12) — September Elm, Rock Elm
Uniola paniculata (5/21/15) — Sea Oats
Urochloa ramosa (5/21/15) — Browntop Millet, Dixie Signalgrass
Urtica chamaedryoides (11/30/12) — Weak Nettle, Dwarf Stinging Nettle
Urtica dioica (11/30/12) — European Stinging Nettle, Great Nettle
Urtica gracilis (11/30/12) — American Stinging Nettle
Utricularia biflora (5/21/15) — Longspur Creeping Bladderwort
Utricularia cornuta (11/30/12) — Horned Bladderwort
Utricularia foliosa (5/21/15) — Flatstem Bladderwort
Utricularia gibba (5/21/15) — Shortspur Creeping Bladderwort
Utricularia inflata (5/21/15) — Swollen Bladderwort, Inflated Bladderwort, Floating Bladderwort
Utricularia juncea (11/30/12) — Southern Bladderwort, Slender Horned Bladderwort
Utricularia macrorhiza (5/21/15) — Greater Bladderwort
Utricularia purpurea (11/30/12) — Purple Bladderwort
Utricularia radiata (5/21/15) — Small Swollen Bladderwort, Floating Bladderwort, little floating bladderwort
Utricularia resupinata (5/21/15) — Northeastern Bladderwort, Resupinate Bladderwort, Lavender Bladderwort
Utricularia striata (11/30/12) — Fibrous Bladderwort
Utricularia subulata (11/30/12) — Slender Bladderwort, Zigzag Bladderwort
Uvularia grandiflora (11/30/12) — Large-flowered Bellwort
Uvularia perfoliata (11/30/12) — Perfoliate Bellwort
Uvularia puberula (11/30/12) — Mountain Bellwort, Appalachian Bellwort, Carolina Bellwort, Coastal Bellwort
Uvularia sessilifolia (11/30/12) — Wild-oats, Sessile-leaf Bellwort, Straw-lily
Vaccinium arboreum (5/21/15) — Sparkleberry, Farkleberry
Vaccinium caesariense (5/21/15) — New Jersey Highbush Blueberry
Vaccinium corymbosum (5/21/15) — Smooth Highbush Blueberry
Vaccinium crassifolium (5/21/15) — Creeping Blueberry
Vaccinium darrowii (5/21/15) — Darrow's Blueberry
Vaccinium elliottii (5/21/15) — Mayberry, Elliott's Blueberry
Vaccinium erythrocarpum (5/21/15) — Bearberry, Highbush Cranberry, Mountain Cranberry
Vaccinium formosum (5/21/15) — Southern Highbush Blueberry, Swamp Highbush Blueberry
Vaccinium fuscatum (5/21/15) — Hairy Highbush Blueberry, Black Highbush Blueberry
Vaccinium hirsutum (5/21/15) — Woollyberry, Hairy Blueberry
Vaccinium macrocarpon (5/21/15) — Cranberry, Large Cranberry
Vaccinium myrsinites (5/21/15) — Southern Evergreen Blueberry
Vaccinium oxycoccos (5/21/15) — Small Cranberry
Vaccinium pallidum (5/21/15) — Dryland Blueberry, Lowbush Blueberry, Upland Low Blueberry, Hillside Blueberry
Vaccinium sempervirens (5/21/15) — Rayner's Blueberry
Vaccinium simulatum (5/21/15) — Mountain Highbush Blueberry
Vaccinium stamineum var. 1 ("arenicola") (5/21/15) — Dwarf Deerberry
Vaccinium stamineum var. 2 ("candicans") (5/21/15) — Appalachian Deerberry
Vaccinium stamineum var. caesium (5/21/15) — Florida Deerberry, Whiteleaf Deerberry
Vaccinium stamineum var. sericeum (5/21/15) — Southern Deerberry
Vaccinium stamineum var. stamineum (5/21/15) — Common Deerberry
Vaccinium tenellum (5/21/15) — Southern Blueberry, Dwarf Blueberry, Small Cluster Blueberry, Narrowleaf Blueberry
Vaccinium virgatum (5/21/15) — Rabbiteye Blueberry, Swamp Blueberry, Rabbitberry
Valerianella locusta (11/30/12) — European Corn-salad
Valerianella radiata (5/21/15) — Corn-salad, Beaked Corn-salad
Valerianella umbilicata (11/30/12) — Navel Corn-salad
Valerianella woodsiana (11/30/12) — Corn-salad
Vallisneria americana (11/30/12) — Eelgrass, Water-celery, Tapegrass
Vandenboschia boschiana (11/30/12) — Appalachian Filmy Fern, Bristle Fern
Veratrum hybridum (11/30/12) — Crisped Bunchflower, Broadleaf Bunchflower
Veratrum parviflorum (11/30/12) — Mountain Bunchflower, Small-flowered Hellebore, Small False Hellebore
Veratrum virginicum (11/30/12) — Virginia Bunchflower, Bog Bunchflower
Veratrum viride (11/30/12) — White-hellebore, Indian Poke, False Hellebore, Cornhusk Lily
Veratrum woodii (11/30/12) — Ozark Bunchflower, Wood's False-hellebore
Verbascum blattaria (11/30/12) — Moth Mullein
Verbascum thapsus ssp. thapsus (11/30/12) — Woolly Mullein, Common Mullein, Flannel-plant, Velvet-plant
Verbascum virgatum (11/30/12) — Wand Mullein, Twiggy Mullein, Moth Mullein
Verbena bonariensis (11/30/12) — Purpletop Vervain, Tall Vervain
Verbena brasiliensis (11/30/12) — Brazilian Vervain
Verbena carnea (11/30/12) — Carolina Vervain, Carolina False Vervain
Verbena hastata (11/30/12) — Blue Vervain, Common Vervain, Simpler's-joy
Verbena incompta (5/21/15) — Purpletop Vervain, Tall Vervain
Verbena rigida (11/30/12) — Stiff Verbena
Verbena simplex (11/30/12) — Narrowleaf Vervain
Verbena stricta (11/30/12) — Hoary Vervain
Verbena urticifolia (11/30/12) — White Vervain, Nettleleaf Verbena, Velvetleaf Vervain
Verbesina alternifolia (5/21/15) — Common Wingstem
Verbesina occidentalis (11/30/12) — Southern Crownbeard
Verbesina virginica var. laciniata (11/30/12) — Southern Frostweed
Verbesina virginica var. virginica (11/30/12) — White Crownbeard, Common Frostweed, White Wingstem, Virginia Wingstem
Verbesina walteri (11/30/12) — Walter's Wingstem, Carolina Crownbeard, Walter's Crownbeard
Vernicia fordii (11/30/12) — Tung-oil Tree
Vernonia acaulis (11/30/12) — Stemless Ironweed, Carolina Ironweed
Vernonia angustifolia var. angustifolia (11/30/12) — Narrowleaf Ironweed, Slender Ironweed
Vernonia flaccidifolia (11/30/12) — Tennessee Ironweed
Vernonia gigantea (11/30/12) — Tall Ironweed, Common Ironweed
Vernonia glauca (11/30/12) — Broadleaf Ironweed, Appalachian Ironweed, Tawny Ironweed
Vernonia noveboracensis (11/30/12) — New York Ironweed
Veronica americana (11/30/12) — American Speedwell, American Brooklime
Veronica anagallis-aquatica (11/30/12) — Water Speedwell, Brook Pimpernel
Veronica arvensis (11/30/12) — Corn Speedwell, Wall Speedwell
Veronica beccabunga (5/21/15) — European Speedwell, European Brooklime
Veronica chamaedrys (11/30/12) — Germander Speedwell
Veronica hederifolia (11/30/12) — Ivyleaf Speedwell
Veronica longifolia (5/21/15) — Garden Speedwell, Longleaf Speedwell
Veronica officinalis (11/30/12) — Common Speedwell, Gypsyweed, Heath Speedwell
Veronica peregrina var. peregrina (11/30/12) — Common Purslane Speedwell
Veronica persica (11/30/12) — Bird's-eye Speedwell
Veronica scutellata (11/30/12) — Marsh Speedwell, Narrowleaf Speedwell
Veronica serpyllifolia var. serpyllifolia (11/30/12) — Thymeleaf Speedwell
Veronicastrum virginicum (11/30/12) — Culver's Root
Viburnum acerifolium (11/30/12) — Mapleleaf Viburnum, Maple-leaved Arrowwood, Dockmackie
Viburnum bracteatum (11/30/12) — Limerock Arrowwood
Viburnum carolinianum (11/30/12) — Carolina Arrowwood
Viburnum cassinoides (11/30/12) — Northern Wild Raisin, Withe-rod, Shonny Haw, Shawnee Haw
Viburnum dentatum (11/30/12) — Arrowwood
Viburnum dilatatum (11/30/12) — Linden Viburnum
Viburnum lantana (11/30/12) — Wayfaring Tree
Viburnum lantanoides (11/30/12) — Hobblebush, Moosewood, Witch Hobble, Tangle-legs
Viburnum lentago (11/30/12) — Nannyberry, Sheepberry
Viburnum nudum (11/30/12) — Southern Wild Raisin, Possumhaw Viburnum, Swamp Viburnum, Swamp-haw
Viburnum obovatum (11/30/12) — Small-leaf Virburnum, Walter's Viburnum
Viburnum opulus var. americanum (11/30/12) — Highbush-cranberry, Cranberry Tree, American Cranberry-bush
Viburnum opulus var. opulus (11/30/12) — Guelder-rose, Snowball
Viburnum plicatum (11/30/12) — Japanese Snowball, Doublefile Viburnum
Viburnum prunifolium (11/30/12) — Blackhaw, Nannyberry
Viburnum rafinesqueanum (11/30/12) — Downy Arrowwood
Viburnum recognitum (11/30/12) — Smooth Arrowwood, Southern Arrowwood
Viburnum rufidulum (11/30/12) — Rusty Blackhaw, Blue Haw, Southern Black Haw, Rusty Haw
Viburnum scabrellum (11/30/12) — Southern Arrowwood
Viburnum sieboldii (11/30/12) — Siebold's Viburnum
Vicia acutifolia (11/30/12) — Sand Vetch, Fourleaf Vetch
Vicia americana var. americana (11/30/12) — American Vetch, Purple Vetch, Tare
Vicia caroliniana (11/30/12) — Carolina Vetch, Wood Vetch, Pale Vetch
Vicia cracca (11/30/12) — Cow Vetch, Tufted Vetch
Vicia grandiflora (11/30/12) — Bigflower Vetch, Large Yellow Vetch
Vicia hirsuta (11/30/12) — Tiny Vetch, Hairy Tare
Vicia lathyroides (11/30/12) — Spring Vetch
Vicia sativa ssp. nigra (5/21/15) — Narrowleaf Vetch
Vicia sativa ssp. sativa (5/21/15) — Common Vetch
Vicia tetrasperma (11/30/12) — Slender Vetch, Smooth Tare, Lentil Vetch, Four-seeded Vetch
Vicia villosa ssp. varia (11/30/12) — Smooth Vetch, Winter Vetch
Vicia villosa ssp. villosa (11/30/12) — Hairy Vetch, Fodder Vetch, Winter Vetch
Vinca major (11/30/12) — Bigleaf Periwinkle, Greater Periwinkle
Vinca minor (11/30/12) — Common Periwinkle
Viola appalachiensis (5/21/15) — Appalachian Violet, Henry's Violet
Viola arvensis (5/21/15) — European Field Pansy
Viola bicolor (5/21/15) — Johnny-jump-up, Wild Pansy, Field Pansy
Viola blanda (5/21/15) — Sweet White Violet
Viola brittoniana var. brittoniana (4/7/08) — northern coastal violet
Viola brittoniana var. pectinata (4/7/08) — northern coastal violet
Viola canadensis var. canadensis (11/30/12) — Canada Violet, Tall White Violet
Viola cucullata (11/30/12) — Blue Marsh Violet, Bog Violet
Viola edulis (5/21/15) — Salad Violet
Viola egglestonii (5/21/15) — Cedar Glade Violet
Viola eriocarpa (5/21/15) — Smooth Yellow Forest Violet
Viola hastata (11/30/12) — Halberd-leaf Violet, Spearleaf Violet, Halberd-leaved Yellow Violet, Silverleaf Violet
Viola hirsutula (11/30/12) — Southern Wood Violet, Silvery Purple-leaf Violet
Viola incognita (11/30/12) — sweet white violet
Viola labradorica (11/30/12) — American Dog-violet
Viola lanceolata var. lanceolata (11/30/12) — Lanceleaf Violet, Narrow-leaved Violet, White Bog Violet
Viola lanceolata var. vittata (11/30/12) — Strapleaf Violet, White Bog Violet
Viola macloskeyi var. pallens (11/30/12) — Wild White Violet, White Marsh Violet
Viola odorata (11/30/12) — Sweet Violet, English Violet
Viola palmata (5/21/15) — Early Blue Violet, Wood Violet, Palmate-leaved Violet
Viola pedata var. pedata (5/21/15) — Birdsfoot Violet
Viola pedata var. ranunculifolia (5/21/15) — Sandhills Birdsfoot Violet
Viola primulifolia (11/30/12) — Primrose-leaf Violet
Viola pubescens (5/21/15) — Hairy Yellow Forest Violet
Viola rostrata (11/30/12) — Long-spurred Violet
Viola rotundifolia (11/30/12) — Round-leaf Yellow Violet, Early Yellow Violet
Viola sagittata var. ovata (11/30/12) — Ovate-leaf Violet, Downy Violet
Viola sagittata var. sagittata (11/30/12) — Arrow-leaved Violet, Arrowhead Violet
Viola septemloba (5/21/15) — Cleft-leaved Violet
Viola septentrionalis (11/30/12) — Northern Blue Violet
Viola sororia (5/21/15) — Dooryard Violet, Confederate Violet, Common Blue Violet
Viola sororia var. missouriensis (11/30/12) — Thinleaf Violet, LeConte's Violet, Missouri Violet, Sand Violet
Viola striata (11/30/12) — Pale Violet, Creamy Violet
Viola subsinuata (5/21/15) — Wood Violet, Wavy-leaved Violet
Viola tricolor (11/30/12) — Johnny-jump-up
Viola tripartita var. glaberrima (5/21/15) — Three-parted Yellow Violet, Three-parted Violet
Viola tripartita var. tripartita (5/21/15) — Three-parted Yellow Violet, Three-parted Violet
Viola villosa (11/30/12) — Southern Woolly Violet
Viola walteri (5/21/15) — Walter's Violet, Prostrate Blue Violet
Vitex agnus-castus (11/30/12) — Chaste-tree
Vitex rotundifolia (11/30/12) — Beach Vitex, Roundleaf Chaste-tree
Vitis aestivalis var. aestivalis (11/30/12) — Summer Grape
Vitis aestivalis var. bicolor (11/30/12) — Silverleaf Grape
Vitis cinerea var. baileyana (11/30/12) — Possum Grape
Vitis cinerea var. cinerea (11/30/12) — Graybark Grape, Pigeon Grape
Vitis cinerea var. floridana (11/30/12) — Florida Grape
Vitis labrusca (11/30/12) — Fox Grape
Vitis riparia (11/30/12) — Riverbank Grape
Vitis vulpina (11/30/12) — Frost Grape, Winter Grape, Chicken Grape
Wahlenbergia marginata (5/21/15) — Wahlenbergia, Asiatic bellflower
Waltheria indica (5/21/15) — Sleepy Morning
Warea cuneifolia (11/30/12) — Carolina Warea, Carolina Pineland-cress
Wisteria floribunda (11/30/12) — Japanese Wisteria
Wisteria frutescens (11/30/12) — American Wisteria, Swamp Wisteria, Atlantic Wisteria
Wisteria sinensis (11/30/12) — Chinese Wisteria
Wisteria Xformosa (11/30/12) — Hybrid Asian Wisteria
Wolffia columbiana (11/30/12) — Colombian Watermeal
Wolffiella gladiata (5/21/15) — Bog-mat, Mud-midgets
Woodsia appalachiana (5/21/15) — Appalachian Woodsia, Appalachian Cliff Fern, Mountain Woodsia
Woodsia ilvensis (5/21/15) — Rusty Cliff Fern, Rusty Woodsia
Woodsia obtusa ssp. obtusa (5/21/15) — Blunt-lobed Cliff Fern, Common Woodsia
Xanthium spinosum (11/30/12) — Spiny Cocklebur
Xanthium strumarium (11/30/12) — Cocklebur
Xanthorhiza simplicissima (5/21/15) — Yellowroot
Xanthosoma sagittifolium (5/21/15) — Arrowleaf Elephant Ear, Malanga
Xerophyllum asphodeloides (11/30/12) — Turkeybeard, Beargrass, Mountain-asphodel
Ximenia americana (5/21/15) — Tallow Wood, Hog Plum
Xyris ambigua (11/30/12) — Bog Yellow-eyed Grass
Xyris baldwiniana (11/30/12) — Grassleaf Yellow-eyed Grass, Baldwin's Yellow-eyed Grass
Xyris brevifolia (11/30/12) — Shortleaf Yellow-eyed Grass
Xyris caroliniana (11/30/12) — Pineland Yellow-eyed Grass, Carolina Yellow-eyed Grass
Xyris chapmanii (11/30/12) — Chapman's Yellow-eyed Grass
Xyris curtissii (11/30/12) — Curtiss's Yellow-eyed Grass
Xyris difformis (11/30/12) — bog yellow-eyed grass
Xyris elliottii (11/30/12) — Elliott's Yellow-eyed Grass
Xyris fimbriata (11/30/12) — Giant Yellow-eyed Grass
Xyris floridana (11/30/12) — Florida Yellow-eyed Grass
Xyris jupicai (11/30/12) — Yellow-eyed Grass
Xyris scabrifolia (11/30/12) — Roughleaf Yellow-eyed Grass, Scabrous-leaved Xyris, Harper's Yellow-eyed Grass
Xyris serotina (11/30/12) — acid swamp yellow-eyed grass
Xyris stricta (11/30/12) — pineland yellow-eyed grass
Xyris torta (11/30/12) — Slender Yellow-eyed Grass, Mountain Yellow-eyed Grass
Youngia japonica (11/30/12) — Asiatic Hawksbeard, Youngia, Japanese Crepis, Oriental Hawksbeard
Yucca aloifolia (11/30/12) — Spanish Dagger
Yucca filamentosa (11/30/12) — Beargrass, Spoonleaf Yucca, Curlyleaf Yucca, Adam's Needle
Yucca flaccida (11/30/12) — Weakleaf Yucca, Adam's Needle
Yucca gloriosa (11/30/12) — Mound-lily Yucca, Spanish Bayonet
Zamia floridana var. umbrosa (5/21/15) — Florida Coontie
Zanthoxylum americanum (11/30/12) — Prickly-ash, Toothache Tree, Northern Prickly-ash
Zanthoxylum clava-herculis (11/30/12) — Toothache Tree, Hercules-club, Sea-ash, Southern Prickly-ash
Zanthoxylum fagara (5/21/15) — Wild Lime, Lime Prickly-ash, Colima, Una de Gato
Zelkova serrata (5/21/15) — Japanese Zelkova
Zenobia pulverulenta (5/21/15) — Zenobia, Honeycups
Zephyranthes atamasco (5/21/15) — Common Atamasco Lily, Rain-lily, Easter Lily, Naked Lily
Zephyranthes candida (5/21/15) — Fall Rain-lily
Zephyranthes simpsonii (5/21/15) — Florida Atamasco Lily, Red-margined Atamasco Lily
Zephyranthes treatiae (5/21/15) — Rain-lily, Treat's Zephyr-lily
Zigadenus glaberrimus (5/21/15) — Large Death Camas, Snakeroot, Sandbog Death Camus, Bog Death Camas
Zizania aquatica var. aquatica (5/21/15) — Southern Wild-rice, Indian Rice
Zizaniopsis miliacea (11/30/12) — Southern Wild-rice, Water-millet, Giant Cutgrass
Zizia aptera (5/21/15) — Heartleaf Golden Alexanders, Heartleaf Alexanders
Zizia aurea (5/21/15) — Common Golden Alexanders
Zizia trifoliata (5/21/15) — Mountain Golden-Alexanders
Zornia bracteata (5/21/15) — Zornia, Viperina