Vernonia fasciculata

Michaux

Fl. Bor.-Amer. 2: 94. 1803.

Endemic
Synonyms: Vernonia fasciculata subsp. corymbosa (Schweinitz) S. B. Jones Vernonia fasciculata var. corymbosa (Schweinitz) B. G. Schubert
Treatment appears in FNA Volume 19. Treatment on page 211. Mentioned on page 208.

Plants 3–12+ dm. Stems puberulent, glabrescent. Leaves mostly cauline; blades ± lanceolate, 5–12(–20+) cm × 5–18(–40+) mm, l/w = 5–9(–14+), abaxially glabrate (pitted, with awl-shaped hairs in pits), adaxially scabrellous, resin-gland-dotted (sometimes pitted). Heads in congested, corymbiform arrays. Peduncles 1–8(–12+) mm. Involucres ± campanulate, 5–7(–8+) × 4–6 mm. Phyllaries 25–35+ in 4–5+ series, glabrescent, margins arachno-ciliolate, the outer lance-ovate, 1–3 mm, inner oblong to linear-oblong, 5–7+ mm, tips acute or rounded-apiculate. Florets 12–25+. Cypselae 3.5–4 mm; pappi fuscous to purplish, outer subulate scales or bristles 20–30, 0.5–3+ mm, intergrading with 35–45+, 5–7+ mm inner subulate scales or bristles. 2n = 34.


Phenology: Flowering Jul–Sep.
Habitat: Bottomlands, ditches, low prairies
Elevation: 100–1200 m

Distribution

V19-262-distribution-map.gif

Man., Colo., Ill., Ind., Iowa, Kans., Ky., Mass., Minn., Mo., Nebr., N.Dak., Ohio, Okla., S.Dak., Wis.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Vernonia fasciculata"
John L. Strother +
Michaux +
Man. +, Colo. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, Mass. +, Minn. +, Mo. +, Nebr. +, N.Dak. +, Ohio +, Okla. +, S.Dak. +  and Wis. +
100–1200 m +
Bottomlands, ditches, low prairies +
Flowering Jul–Sep. +
Fl. Bor.-Amer. +
Vernonia fasciculata subsp. corymbosa +  and Vernonia fasciculata var. corymbosa +
Vernonia fasciculata +
Vernonia +
species +