Your search found 55 image(s) of involucral bracts of DYCs with ray and disc flowers.
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Robbins' Ragwort,
Packera schweinitziana
Phyllaries 13 or 21, light green (tips sometimes black), 5-8mm, glabrous, per Flora of North America.
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Roundleaf Ragwort,
Packera obovata
Involucral bracts purple-tipped, 0.2" [5mm] long, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
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Scratch-daisy,
Croptilon divaricatum
Involucres cylindric to turbinate, 4-6mm long, per Vascular Flora of the Carolinas.
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Grass-leaved Golden-aster,
Pityopsis adenolepis
Peduncle, upper stem, phyllaries densely glandular-hairy (stipitate-glandular), per Weakley's Flora.
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Grass-leaved Golden-aster,
Pityopsis graminifolia var. latifolia
Bracts linear, with glands mostly hidden by silky trichomes, per Vascular Flora of the Carolinas.
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Maryland Golden-aster,
Chrysopsis mariana
Bracts stipitate-glandular (as are the peduncles), appressed, per Vascular Flora of the Carolinas.
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Woolly Golden-aster,
Chrysopsis gossypina
More or less densely woolly hairy, except sometime not on involucral bracts, per Guide to the Wildflowers of SC.
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Common Camphorweed,
Heterotheca latifolia var. latifolia
Involucres hemispheric; bracts linear, appressed, stipitate-glandular, per Vascular Flora of the Carolinas.
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Bearsfoot,
Smallanthus uvedalius
Involucral bracts ovate to elliptic, obtuse to acutish, per Vascular Flora of the Carolinas.
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Virginia Cup-plant,
Silphium connatum
Involucral bracts of the genus Silphium are wide and usually squarrose, per Vascular Flora of the Carolinas.
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Kidneyleaf Rosinweed,
Silphium compositum var. compositum
Bracts wide, usually squarrose, acute or obtuse, glabrous, ciliate or erose, per Vascular Flora of the Carolinas.
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Ragged Rosinweed,
Silphium reniforme
Bracts wide, usually squarrose, acute or obtuse, glabrous, ciliate or erose, per Vascular Flora of the Carolinas.
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Starry Rosinweed,
Silphium asteriscus var. dentatum
Involucral bracts of the genus Silphium are wide and usually squarrose, per Vascular Flora of the Carolinas.
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Starry Rosinweed,
Silphium asteriscus var. asteriscus
Rows of large recurved bracts beneath the disc form a cup-like shape, per All About South Carolina Wildflowers.
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False Sunflower,
Heliopsis helianthoides var. helianthoides
Bracts oblong, glabrous, cartilaginous w foliaceous, often spreading, apices, per Vascular Flora of the Carolinas.
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Green-headed Coneflower,
Rudbeckia laciniata var. laciniata
Involucral bracts lanceolate to oblanceolate, essentially glabrous, acute, per Vascular Flora of the Carolinas.
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Blue Ridge Cutleaf Coneflower,
Rudbeckia laciniata var. humilis
Involucral bracts lanceolate to oblanceolate, essentially glabrous, acute, per Vascular Flora of the Carolinas.
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Orange Coneflower,
Rudbeckia fulgida +
Phyllaries to 2cm, per Flora of North America.
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Common Three-lobed Coneflower,
Rudbeckia triloba var. triloba
Involucral bracts linear, 5-12mm long, spreading to reflexed, per Vascular Flora of the Carolinas.
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Woodland Black-eyed Susan,
Rudbeckia hirta var. hirta
Involucral bracts linear to lanceolate, acute, spreading pubescent, per Vascular Flora of the Carolinas.
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Giant Coneflower,
Rudbeckia maxima
Disc 4-8cm at maturity, per Wildflowers of the Eastern United States.
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Sunflower,
Helianthus spp.
Involucral bracts are in several series, per Vascular Flora of the Carolinas.
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Narrowleaf Sunflower ,
Helianthus angustifolius
Involucral bracts in several series, lanceolate to linear, acuminate, per Vascular Flora of the Carolinas.
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Schweinitz's Sunflower,
Helianthus schweinitzii
Phyllaries reflexed or loose, lanceolate or lance-ovate, acute to acuminate, per Flora of North America.
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Purple-disc Sunflower,
Helianthus atrorubens
Phyllaries broadly ovate to oblong, apices obtuse to acute, occ. mucronate, per Flora of North America.
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cheerful sunflower,
Helianthus laetiflorus
Phyllaries conspicuously graduated and imbricate, usually appressed, per Weakley's Flora.
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Downy Sunflower,
Helianthus mollis
Involucral bracts lanceolate, acuminate, the tips often reflexed, per Vascular Flora of the Carolinas.
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Woodland Sunflower,
Helianthus divaricatus
Involucral bracts lanceolate, hairy along margins, often w reflexed tips, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
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Hairy Sunflower,
Helianthus hirsutus
Stem hirsute. Phyllaries lanceolate, usually loose, spreading, not reflexed, per Flora of North America.
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Thin-leaved Sunflower,
Helianthus decapetalus
Longer phyllaries usually exceeding disk by half their length+, apex acuminate, per Weakley's Flora.
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Small Wood Sunflower,
Helianthus microcephalus
Involucres 0.7-1cm long, bracts lanceolate, usually spreading apically, per Vascular Flora of the Carolinas.
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Hairy Sunflower,
Helianthus resinosus
Involucres 3-5cm broad; bracts lanceolate, acuminate, spreading, per Vascular Flora of the Carolinas.
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Tall Sunflower,
Helianthus giganteus
Phyllaries not conspicuously graduated & imbricate, usually loose or spreading, per Weakley's Flora.
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Common Sunflower,
Helianthus annuus
Involucral body 2-10cm+ broad; bracts ovate abruptly long-acuminate, spreading, per Vascular Flora of the Carolinas.
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Common Wingstem,
Verbesina alternifolia
Phyllaries in 1(-2) series, ~ spreading to reflexed, per Flora of North America.
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Southern Crownbeard,
Verbesina occidentalis
Phyllaries in 2 series, more or less erect, per Flora of North America.
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Coreopsis,
Coreopsis spp.
Coreopsis has 2 distinct series of involucral bracts - outer narrower & green, per Vascular Flora of the Carolinas.
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Swamp Coreopsis,
Coreopsis gladiata
Outer phyllaries lanceolate, 0.4-0.8X as long as the inner phyllaries, per Weakley's Flora.
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Lanceleaf Coreopsis,
Coreopsis lanceolata
Outer involucral bracts green, lanceolate; inner elliptic to lanceolate, per Vascular Flora of the Carolinas.
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Large-flowered Coreopsis,
Coreopsis grandiflora var. grandiflora
Outer involucral bracts green, lanceolate; inner eliptic to lanceolate, per Vascular Flora of the Carolinas.
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Hairy Coreopsis,
Coreopsis pubescens +
Here the outer phyllaries are spreading, the inner just beginning to open.
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Hairy Coreopsis,
Coreopsis pubescens +
Calyculi [outer involucral bracts] of lanceolate to lance-linear bractlets, per Flora of North America.
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Eared Coreopsis,
Coreopsis auriculata
Outer bracts lanceolate, 6-10 mm long; inner lanceolate to elliptic, 7-13mm, per Vascular Flora of the Carolinas.
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Woodland Coreopsis,
Coreopsis major var. major
Outer involucral bracts oblong or oblanceolate, 2-10mm; inner lanceolate 5-8mm, per Vascular Flora of the Carolinas.
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Whorled Coreopsis,
Coreopsis major var. rigida
Outer involucral bracts oblong or oblanceolate, 2-10mm; inner lanceolate 5-8mm, per Vascular Flora of the Carolinas.
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Tall Coreopsis,
Coreopsis tripteris
Outer involucral bracts linear, 3-6mm long: inner lanceolate, 4-7mm long, per Vascular Flora of the Carolinas.
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Broadleaf Coreopsis,
Coreopsis latifolia
Outer involucral bracts linear, 4-6mm long: inner lanceolate, 7-8mm long, per Vascular Flora of the Carolinas.
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Nodding Bur-marigold,
Bidens cernua
Outer involucral bracts leafy, typically surpassing the disk, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
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Ditch Daisy,
Bidens aristosa
Outer involucral bracts shorter than the inner, fewer than B. polylepis, per Wildflowers of Tennessee.
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Ditch Daisy,
Bidens polylepis
Outer involucral bracts curled and twisted, and longer than inner bracts, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
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Spanish Needles,
Bidens bipinnata
Outer bracts green, 2-7mm long, very narrow; inner 4-8mm long, per Vascular Flora of the Carolinas.
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Sneezeweed,
Helenium spp.
Involucre of one series of linear bracts, 5-10mm long, per Vascular Flora of the Carolinas.
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Common Sneezeweed,
Helenium autumnale
Involucre of one series of linear bracts, 5-10mm long, per Vascular Flora of the Carolinas.
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Sneezeweed,
Helenium vernale
Peduncles usually glabrous, sometimes sparsely hairy; cypselae glabrous, per Flora of North America.
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Sneezeweed,
Helenium vernale
Involucre of one series of linear bracts, per Vascular Flora of the Carolinas.