Difference between revisions of "Alternanthera brasiliana"
Revis. Gen. Pl. 2: 537. 1891.
Common names: Brazilian joyweed
Introduced
Basionym: Gomphrena brasiliana Linnaeus Cent. Pl. II, 13. 1756
Treatment appears in FNA Volume 4. Treatment on page 448.
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|special status=Introduced | |special status=Introduced | ||
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|genus=Alternanthera | |genus=Alternanthera | ||
|species=Alternanthera brasiliana | |species=Alternanthera brasiliana | ||
Latest revision as of 22:01, 5 November 2020
Herbs or subshrubs, annual or perennial, 5–6 dm. Stems erect, villous, glabrate. Leaves sessile; blade ovate to lanceolate, 1–7 × 0.7–1 cm, herbaceous, villous. Inflorescences terminal and axillary, pedunculate; heads white, globose, 0.7–1 cm diam.; bracts keeled, shorter than to equaling tepals. Flowers: tepals monomorphic, green to stramineous, lanceolate, 3–4 mm, apex acuminate, villous, hairs not barbed; stamens 5; pseudostaminodes ligulate, margins fimbriate. Utricles included within tepals, brown, ellipsoid, 2 mm, apex acute. Seeds ovoid-oblong, 1.4 mm.
Phenology: Flowering spring.
Habitat: Sandy, wet, disturbed sites
Elevation: 0-10 m
Distribution
Introduced; Fla., Mexico, West Indies, Central America (Belize, Guatemala, Honduras, Nicaragua), South America.
Discussion
Selected References
None.
Lower Taxa
None.