Brucea javanica (L.) Merr., J. Arn. Arb. 9 (1928)
Latin for 'from Java'.

Synonyms
Ailanthus gracilis Salisb., Brucea amarissima (Lour.) Desv. ex Gomes, Brucea glabrata Decne, Brucea gracilis (Salisb.) DC, Brucea sumatrana Roxb., Brucea sumatrensis Spreng., Gonus amarissimus Lour., Lussa radja Rumph., Rhus javanica L.

Description
Shrub up to 5 m tall and 3 cm dbh. Stipules absent. Leaves alternate, compound, leaflets opposite, penni-veined, hairy below, margin toothed. Flowers ca. 2 mm diameter, yellow-red, placed in racemes. Fruits ca. 5 mm long, purple-black, drupes.

Ecology
On open, disturbed sites up to 1000 m altitude. Often along rivers, forest edges and roads on sandy to clay soils.

Uses
The roots and fruits are used against diarrhoea, dysentery and fevers. The crushed leaves are used medicinally against ring worms, scurf, boils, centipede bites and internal pains.

Distribution
From India, Sri Lanka and southern China to New Guinea and northern Australia. In Borneo collected throughout the island.

Local names in Borneo
Jajaruman, Jaloot, Kuinin, Mara, Merapayas, Morinja, Pait-pait, Payas, Tongkat ali.