Alternanthera brasiliana

(Linnaeus) Kuntze

Revis. Gen. Pl. 2: 537. 1891. 1891

Common names: Brazilian joyweed
Introduced
Basionyms: Gomphrena brasiliana Linnaeus Cent. Pl. II, 13. 1756
Treatment appears in FNA Volume 4. Treatment on page 448.

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

V4 878-distribution-map.gif

Introduced; Fla., Mexico, West Indies, Central America (Belize, Guatemala, Honduras, Nicaragua), South America.

Discussion

Selected References

None.

Lower Taxa

None.

... more about "Alternanthera brasiliana"
Steven E. Clemants +
(Linnaeus) Kuntze +
Gomphrena brasiliana +
Brazilian joyweed +
Fla. +, Mexico +, West Indies +, Central America (Belize +, Guatemala +, Honduras +, Nicaragua) +  and South America. +
0-10 m +
Sandy, wet, disturbed sites +
Flowering spring. +
Revis. Gen. Pl. +
Introduced +
Alternanthera brasiliana +
Alternanthera +
species +