Verbesina occidentalis |
Verbesina oreophila |
|
---|---|---|
yellow crownbeard |
mountain crownbeard |
|
Habit | Plants 80–200+ cm (perennating bases ± erect, internodes winged). | Plants 50–100+ cm (perennating bases ± erect, internodes not winged). |
Leaves | all or mostly opposite (distal sometimes alternate); blades ± ovate or lance-deltate to lanceolate, 6–12(–16+) × 3–6(–10+) cm, bases ± cuneate, margins coarsely toothed to subentire, apices usually acute to attenuate, sometimes rounded, faces scabrellous. |
all or mostly opposite (distal sometimes alternate); blades ovate-deltate to lance-elliptic, 3–8(–11) × 1–4(–6) cm, bases subtruncate to cuneate, margins coarsely toothed to subentire, apices acute to attenuate, faces ± hirsutulous to scabrellous. |
Involucres | campanulate to turbinate, 3–5+ mm diam. |
± hemispheric, 8–10 mm diam. |
Ray florets | (0–)1–3(–5); laminae 10–15(–20+) mm. |
13; laminae 9–12+ mm. |
Disc florets | 8–15+; corollas yellow. |
60–100+; corollas yellow. |
Phyllaries | 8–12+ in 2 series, ± erect, spatulate to oblanceolate, 3–7+ mm. |
12–16 in 2 series, ± erect, linear to lance-ovate or lance-linear, 4–7 mm. |
Heads | 20–100+ in corymbiform-paniculiform arrays. |
borne singly or 2–6 in loose, corymbiform arrays. |
Cypselae | dark brown to black, oblanceolate, 5 mm, faces strigose; pappi 3–4 mm. |
dark brown, obovate, 4–5 mm, faces glabrous; pappi 0–0.5 mm. |
2n | = 34. |
|
Verbesina occidentalis |
Verbesina oreophila |
|
Phenology | Flowering Aug–Oct. | Flowering (Aug–)Sep(–Nov). |
Habitat | Bottomlands, margins of thickets, waste places | Rocky slopes, limestone |
Elevation | 10–300 m (0–1000 ft) | 1500–2100 m (4900–6900 ft) |
Distribution |
AL; DC; DE; FL; GA; IL; KY; MD; MO; MS; NC; OH; OK; SC; TN; TX; VA; WV
|
NM; TX; Mexico (Coahuila) |
Source | FNA vol. 21, p. 109. | FNA vol. 21, p. 111. |
Parent taxa | Asteraceae > tribe Heliantheae > subtribe Ecliptinae > Verbesina | Asteraceae > tribe Heliantheae > subtribe Ecliptinae > Verbesina |
Sibling taxa | ||
Synonyms | Siegesbeckia occidentalis | |
Name authority | (Linnaeus) Walter: Fl. Carol., 213. (1788) | Wooton & Standley: Contr. U.S. Natl. Herb. 16: 190. (1913) |
Web links |