Alternanthera brasiliana (PROSEA)

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Plant Resources of South-East Asia
Introduction
List of species


Alternanthera brasiliana (Torner) O. Kuntze


Protologue: Revis. gen. pl. 2: 537 (1891).

Synonyms

Alternanthera strigosa Hassk. (1839).

Distribution

Native of tropical America; introduced and naturalized in western and central Java.

Uses

A. brasiliana might be useful as an antiviral agent.

Observations

A perennial herb up to 3 m tall, decumbent at base, ascending-erect or clambering higher up, often widely branched, stems solid; hairs minutely dentate; leaves ovate-lanceolate, 3.5-10 cm × 1-4 cm, densely appressed pilose on both surfaces when young but later slowly glabrescent, petiole 0.5-1.5 cm long; flowering heads stalked; tepals strongly 3-veined, yellowish-white, filaments united at base into a distinct tube; fruit ellipsoidal, about 2 mm long. A. brasiliana occurs locally gregariously in Java, on moist, shaded localities on ravine slopes and stream banks, at 200-600 m altitude.

Selected sources

47, 93, 97, 773, 805, 1056.

Authors

R.H.M.J. Lemmens & S.F.A.J. Horsten