Acalypha australis (PROSEA)
- Protologue: Sp. pl. 2: 1004 (1753).
- Vietnam: tai tượng lá hoa, tai tượng nam, thiết hiện thái.
From Japan, China and Taiwan, throughout Indo-China to the Philippines. Introduced and locally naturalized in Australia; records for Indonesia are disputed.
The whole plant of A. australis is used to cure dysentery, diarrhoea, scrofula, dermatitis, nosebleed, haemoptysis, as well as to stop coughs and to cure swollen feet. The leaves are used in poulticing snake bites.
An erect, annual herb, up to 30-60 cm tall; leaves rhomboid to lanceolate, 3-8 cm × 1.5-3.5 cm, margins serrate, petiole slender, 2-3 cm long; inflorescence axillary, racemose-spicate, unisexual, 1-2 cm long; female inflorescence enclosed in 4 bracts, each bract containing 4-5 flowers. A. australis is locally common in open disturbed habitats, and gardens from sea-level up to 1500 m altitude.
Arbayah H. Siregar