Cyanthillium cinereum
Proc. Biol. Soc. Wash. 103: 252. 1990.
IntroducedIllustrated
Basionym: Conyza cinerea Linnaeus Sp. Pl. 2: 862. 1753
Synonyms: Vernonia cinerea (Linnaeus) Lessing
Treatment appears in FNA Volume 19. Treatment on page 205.
Leaf blades 20–35(–50+) × 12–25(–30+) mm (including petioles). Peduncles 3–10(–20+) mm. Bracts ± linear at proximal nodes, wanting distally. Phyllaries 3–4 mm. Cypselae 1.5–2 mm; pappi white, outer scales 0.1–0.3 mm, inner bristles 3–4 mm. 2n = 36.
Phenology: Flowering year-round.
Habitat: Disturbed places
Elevation: 0–10 m
Distribution
Introduced; Fla., Mexico, West Indies, Central America, South America, Asia, Africa, Indian Ocean Islands, Pacific Islands.
Discussion
Selected References
None.
Lower Taxa
None.