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