Your search found 84 image(s) of involucral bracts of DYCs.
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Prickly Lettuce,
Lactuca serriola
Involucres 10-15mm long, 3-5mm broad. Bracts imbricate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
American Wild Lettuce,
Lactuca canadensis
Orange-yellow flowers extend slightly from urn-shaped involucral cylinders, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).
Red Wood Lettuce,
Lactuca hirsuta
Fruiting involucres 15-22mm tall (vs. those of L. canadensis 10-15mm tall), per Weakley's Flora (2020).
Red Wood Lettuce,
Lactuca hirsuta
Flowers heads relatively large, the involucres measuring 1/2"+ in height, per Wildflowers of the Southern Mountains (Smith, 1998).
Prickly Sowthistle,
Sonchus asper
Involucres 10-13mm long, 8-14mm broad, bracts lanceolate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Annual Sowthistle,
Sonchus oleraceus
Involucres 8-13mm long, 6-14mm broad; bracts rarely glandular, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Mouse-ear Hawkweed,
Pilosella officinarum
Involucres 7-12mm long, clothed with black trichomes and stipitate glands, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Field Hawkweed,
Pilosella caespitosa
Stem & involucres have conspicuous black-tipped glandular hairs, per Wildflowers of the Southern Mountains (Smith, 1998).
Rattlesnake Hawkweed,
Hieracium venosum
Peduncles usually stipitate-glandular. Bracts acute, about 1mm wide, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Hairy Hawkweed,
Hieracium gronovii
Involucres 6-8mm long, 3-5mm broad, usually stipitate-glandular, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Asiatic Hawksbeard,
Youngia japonica
Involucre 3-5mm high (vs. Crepis 5-12mm high), per Weakley's Flora (2023).
Hairy Cat's-ear,
Hypochaeris radicata
Involucral bracts imbricate, in several series, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Hairy Cat's-ear,
Hypochaeris radicata
Phyllaries narrowly lanceolate, unequal, margins scarious, green to darkened, per Flora of North America.
Vegetable-oyster,
Tragopogon dubius
Rays pale yellow, obviously shorter than the longest phyllaries, per Weakley's Flora.
Mountain Dwarf-dandelion,
Krigia montana
In Krigia, the involucral bracts are in 1 series, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Virginia Dwarf-dandelion,
Krigia virginica
Krigia's involucral bracts are in a single series (vs. 2 in Taraxacum), per Wildflowers of the Southern Mountains (Smith, 1998).
Carolina False-dandelion,
Pyrrhopappus carolinianus
Inner bracts in 1 series, outer bracts shorter & in several series, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Common Dandelion,
Taraxacum officinale
Outer involucral bracts are reflexed and about as long as inner bracts, per Wildflowers of Tennessee (Carman, 2005).
Blue Ridge Ragwort,
Packera millefolium
Phyllaries (13-)21, green, glabrous (tips sometimes hair-tufted), per Flora of North America.
Woolly Ragwort,
Packera dubia
Phyllaries 13 or 21, light green, usually glabrous(sometimes hairy proximally), per Flora of North America.
Robbins' Ragwort,
Packera schweinitziana
Phyllaries 13 or 21, light green (tips sometimes black), 5-8mm, glabrous, per Flora of North America.
Golden Ragwort,
Packera aurea
Phyllaries green (the tips purple or black), 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 (Horn, Cathcart, Hemmerly, & Duhl, 2005).
Scratch-daisy,
Croptilon divaricatum
Involucres cylindric to turbinate, 4-6mm long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Carolina Silkgrass,
Pityopsis aspera var. adenolepis
Peduncle, upper stem, phyllaries densely glandular-hairy (stipitate-glandular), per Weakley's Flora.
Carolina Silkgrass,
Pityopsis aspera var. adenolepis
Outer to inner phyllaries triangular, usually coarsely stipitate-glandular, per Taxonomic synopsis of Pityopsis (Asteraceae) (Nesom, 2019).
Common Silkgrass,
Pityopsis nervosa
Peduncles and upper stem eglandular to sparsely glandular, per Weakley's Flora (2020).
Maryland Goldenaster,
Chrysopsis mariana
Bracts stipitate-glandular (as are the peduncles), appressed, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Woolly Goldenaster,
Chrysopsis gossypina
More or less densely woolly hairy, except sometime not on involucral bracts, per Guide to the Wildflowers of SC, 1st ed. (Porcher & Rayner, 2001).
Camphorweed,
Heterotheca subaxillaris
Involucres hemispheric; bracts linear, appressed, stipitate-glandular, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Bearsfoot,
Smallanthus uvedalia
Involucral bracts ovate to elliptic, obtuse to acutish, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Virginia Cup-plant,
Silphium connatum
Involucral bracts of the genus Silphium are wide and usually squarrose, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Carolina Rosinweed,
Silphium compositum var. compositum
Bracts wide, acute or obtuse, glabrous, ciliate or erose, usually squarrose, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Ragged Rosinweed,
Silphium reniforme
Bracts wide, acute or obtuse, glabrous, ciliate or erose, usually squarrose, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Starry Rosinweed,
Silphium dentatum
Involucral bracts of the genus Silphium are wide and usually squarrose, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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 (Midgley, 1999).
False Sunflower,
Heliopsis helianthoides var. helianthoides
Bracts oblong, glabrous, cartilaginous w foliaceous, often spreading, apices, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Greenheaded Coneflower,
Rudbeckia laciniata var. laciniata
Involucral bracts lanceolate to oblanceolate, essentially glabrous, acute, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Blue Ridge Cutleaf Coneflower,
Rudbeckia laciniata var. humilis
Involucral bracts lanceolate to oblanceolate, essentially glabrous, acute, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Common Eastern 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 (Radford, Ahles, & Bell, 1968).
Woodland Black-eyed Susan,
Rudbeckia hirta var. hirta
Involucral bracts linear to lanceolate, acute, spreading pubescent, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Giant Coneflower,
Rudbeckia maxima
Disc 4-8cm at maturity, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).
Narrowleaf Sunflower,
Helianthus angustifolius
Involucral bracts in several series, lanceolate to linear, acuminate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Purple-disk Sunflower,
Helianthus atrorubens
Phyllaries broadly ovate to oblong, apices obtuse to acute, occ. mucronate, per Flora of North America.
Showy 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 (Radford, Ahles, & Bell, 1968).
Hairy Sunflower,
Helianthus hirsutus
Stem hirsute. Phyllaries lanceolate, usually loose, spreading, not reflexed, per Flora of North America.
Thinleaf 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 (Radford, Ahles, & Bell, 1968).
Hairy Sunflower,
Helianthus resinosus
Involucres 3-5cm broad; bracts lanceolate, acuminate, spreading, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Jerusalem Artichoke,
Helianthus tuberosus
Phyllaries lanceolate, subequal, apices acuminate, per Flora of North America.
Jerusalem Artichoke,
Helianthus tuberosus
Base of phyllaries appressed, apices ± spreading (sometimes reflexed in fruit), per Flora of North America.
Jerusalem Artichoke,
Helianthus tuberosus
Phyllaries more wide and triangular-shaped than those of most sunflowers, per www.illinoiswildflowers.info.
Jerusalem Artichoke,
Helianthus tuberosus
Phyllaries ciliate, abaxial faces hispidulous or puberulent, gland-dotted, per Flora of North America.
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 (Radford, Ahles, & Bell, 1968).
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.
Swamp Coreopsis,
Coreopsis gladiata
Outer phyllaries lanceolate, 0.4-0.8X as long as the inner phyllaries, per Weakley's Flora (2023).
Lanceleaf Coreopsis,
Coreopsis lanceolata
Outer involucral bracts green, lanceolate; inner elliptic to lanceolate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Large-flowered Coreopsis,
Coreopsis grandiflora var. grandiflora
Outer involucral bracts green, lanceolate; inner eliptic to lanceolate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Common Hairy Coreopsis,
Coreopsis pubescens var. pubescens
Here the outer phyllaries are spreading, the inner just beginning to open.
Common Hairy Coreopsis,
Coreopsis pubescens var. 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 (Radford, Ahles, & Bell, 1968).
Whorled Coreopsis,
Coreopsis major var. major
Outer involucral bracts oblong or oblanceolate, 2-10mm; inner lanceolate 5-8mm, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Whorled Coreopsis,
Coreopsis major var. rigida
Outer involucral bracts oblong or oblanceolate, 2-10mm; inner lanceolate 5-8mm, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Tall Coreopsis,
Coreopsis tripteris
Outer involucral bracts linear, 3-6mm long: inner lanceolate, 4-7mm long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Broadleaf Coreopsis,
Coreopsis latifolia
Outer involucral bracts linear, 4-6mm long: inner lanceolate, 7-8mm long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Nodding Bur-marigold,
Bidens cernua
Outer involucral bracts leafy, typically surpassing the disk, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
Devil's Beggarticks,
Bidens frondosa
Outer bracts 5-8, rarely an individual head w more, usually sparsely ciliate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Devil's Beggarticks,
Bidens frondosa
About 8 leafy outer bracts, which greatly exceed the disk, per Wildflowers of the Southern Mountains (Smith, 1998).
Ditch Daisy,
Bidens aristosa
Outer involucral bracts shorter than the inner, fewer than B. polylepis, per Wildflowers of Tennessee (Carman, 2005).
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 (Horn, Cathcart, Hemmerly, & Duhl, 2005).
Spanish Needles,
Bidens bipinnata
Outer bracts green, 2-7mm long, very narrow; inner 4-8mm long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Common Sneezeweed,
Helenium autumnale
Involucre of one series of linear bracts, 5-10mm long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Savannah Sneezeweed,
Helenium vernale
Peduncles usually glabrous, sometimes sparsely hairy; cypselae glabrous, per Flora of North America.
Savannah Sneezeweed,
Helenium vernale
Involucre of one series of linear bracts, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Bitterweed,
Helenium amarum
Involucre one series of linear bracts, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).