Your search found 84 image(s) of involucral bracts of DYCs.
To see larger pictures, click or hover over the thumbnails.
To go to the plant's detail page, click its name.
)
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
Involucral bracts in the genus Silphium are wide and usually squarrose, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
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).