Verbesina occidentalis

(Linnaeus) Walter

Fl. Carol., 213. 1788.

IllustratedEndemic
Basionym: Siegesbeckia occidentalis Linnaeus Sp. Pl. 2: 900. 1753
Treatment appears in FNA Volume 21. Treatment on page 109. Mentioned on page 107.

Plants 80–200+ cm (perennating bases ± erect, internodes 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. Heads 20–100+ in corymbiform-paniculiform arrays. Involucres campanulate to turbinate, 3–5+ mm diam. Phyllaries 8–12+ in 2 series, ± erect, spatulate to oblanceolate, 3–7+ mm. Ray florets (0–)1–3(–5); laminae 10–15(–20+) mm. Disc florets 8–15+; corollas yellow. Cypselae dark brown to black, oblanceolate, 5 mm, faces strigose; pappi 3–4 mm. 2n = 34.


Phenology: Flowering Aug–Oct.
Habitat: Bottomlands, margins of thickets, waste places
Elevation: 10–300 m

Distribution

V21-259-distribution-map.gif

Ala., Del., D.C., Fla., Ga., Ill., Ky., Md., Miss., Mo., N.C., Ohio, Okla., S.C., Tenn., Tex., Va., W.Va.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Verbesina occidentalis"
John L. Strother +
(Linnaeus) Walter +
Siegesbeckia occidentalis +
Ala. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ky. +, Md. +, Miss. +, Mo. +, N.C. +, Ohio +, Okla. +, S.C. +, Tenn. +, Tex. +, Va. +  and W.Va. +
10–300 m +
Bottomlands, margins of thickets, waste places +
Flowering Aug–Oct. +
Fl. Carol., +
Illustrated +  and Endemic +
Undefined (tribe Undefined) subtribe Enceliinae +, Undefined (tribe Undefined) subtribe Engelmanniinae +, Undefined (tribe Undefined) subtribe Spilanthinae +, Undefined (tribe Undefined) subtribe Verbesininae +  and Undefined (tribe Undefined) subtribe Zinniinae +
Verbesina occidentalis +
Verbesina +
species +