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Acalypha siamensis Oliv. ex Gage

 

Acalypha siamensis Oliv. ex Gage

Family

Euphorbiaceae

Synonyms

A. evrardii Gagnep., A. sphenophylla Pax & K. Hoffm.

Vernacular Names

Malaysia Teh hutan, teh kampung, tumput.
English Wild tea.
Indonesia Pokok teh (Sumatra), teh-tehan (Javanese).
Cambodia taè préi.
Thailand Cha-khoi (Northern), cha-ruesei (Central), phakduk (South-western).
Vietnam tr[af] c[oj]c r[af]o, tai t[uw][owj]ng xi[ee]m, ch[ef] m[ax]n h[ar]o.

Geographical Distributions

Native in Peninsular Malaysia, Burma (Myanmar), Thailand, Cambodia, Laos and Vietnam and currently cultivated in Thailand, peninsular Malaysia and Indonesia.

Description

Acalypha siamensis is a shrub or small scrambling tree that can grow up to 4 m tall.

The leaves are rhombic-lance-shaped, measuring 2-10 cm x 1-5 cm, serrate margin, hairless while the petiole is less than 1 cm long.

The inflorescence is axillary, racemose-spicate, bisexual and up to 5 cm long while the upper part with 2-3 female flowers at the base and enclosed in a large herbaceous bract.

The fruit is measures 2.5 mm long and covered with long protuberances.

Ecology / Cultivation

A. siamensis is locally common in dry evergreen or mixed forest or scrub vegetation, often on sandy soils, sometimes on limestone up to 400 m altitude.

Line Drawing / Photograph

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References

    1. Plant Resources of South-East Asia No. 12 (2): Medicinal and poisonous plants.