Difference between revisions of "Melanthera angustifolia"
in R. de la Sagra, Hist. Fis. Cuba, 11: 54. 1850.
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|publication year=1850 | |publication year=1850 | ||
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|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | ||
Revision as of 20:36, 16 December 2019
Plants 30–90 cm. Stems weakly erect, strigose. Leaf blades usually linear to narrowly oblanceolate, rarely narrowly ovate-elliptic, 3–8 × 0.5–1.5 cm, bases cuneate, margins irregularly serrate, faces sparsely strigose. Heads borne singly. Peduncles 9–20 cm, glabrescent. Involucres 6–12 mm diam. Phyllaries ovate, 4–5 × 2–3 mm. Paleae 4–5 × 1 mm, apical mucros 0.5–1 mm, straight to slightly recurved. Florets 30–40; corollas 5.5 mm; anther sacs 2 mm. Cypselae 2.5 × 1.5 mm. 2n = 30.
Phenology: Flowering Jan–Mar (perhaps year-round).
Habitat: Moist to dry, lightly shaded pine flatwoods
Elevation: 0–10+ m
Distribution
Fla., Mexico (Yucatan), West Indies (Cuba), Central America.
Discussion
Selected References
None.
Lower Taxa
None.