Difference between revisions of "Sericocarpus tortifolius"
Gen. Sp. Aster., 151. 1832.
Common names: Dixie white-topped aster
Basionym: Aster tortifolius Michaux Fl. Bor.-Amer. 2: 109. 1803 Conyza bifoliatus Walter
Synonyms: Aster bifoliatus (Walter) H. E. Ahles Sericocarpus acutisquamus (Nash) Small Sericocarpus bifoliatus (Walter) Porter Sericocarpus collinsii Nuttall
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|name=Aster tortifolius | |name=Aster tortifolius | ||
|authority=Michaux | |authority=Michaux | ||
| − | }} {{Treatment/ID/ | + | |publication_title=Fl. Bor.-Amer. |
| + | |publication_place=2: 109. 1803 | ||
| + | }} {{Treatment/ID/Basionym | ||
|name=Conyza bifoliatus | |name=Conyza bifoliatus | ||
|authority=Walter | |authority=Walter | ||
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|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Sericocarpus | |genus=Sericocarpus | ||
Revision as of 18:42, 24 September 2019
Plants 33–117 cm. Stems erect, hairy. Leaves basal and proximalmost cauline withering by flowering; cauline sessile; blades obovate, 10–40 × 3–10 mm, margins entire, apices acuminate to slightly cuspidate, faces hairy, resinous. Heads 2–4 per branch, in corymbiform arrays. Peduncle bracts broadly lanceolate to narrowly ovate, hairy. Involucres 5–8 mm. Phyllaries in 4–5 series, outer 2–3 mm, first mid 3–4 mm, second mid 4–6 mm, puberulent. Ray florets 2–5; corolla tubes 3–4 mm, laminae 3–6 mm. Disc florets 6–11; corolla tubes 4–6 mm, lobes 1–2 mm. Ovaries fusiform-obconic, 1–3 mm, densely strigose; pappi: inner series 6–8 mm. 2n = 18.
Phenology: Flowering mid summer–early fall.
Habitat: Dry to moist clay, sandy and gravelly open soils in oak and pine barrens, oak scrub, pastures, roadsides, mostly coastal plain
Elevation: 0–200 m
Distribution
Ala., Fla., Ga., La., Miss., N.C., S.C.
Discussion
Selected References
None.
Lower Taxa
None.