An erect shrub or subshrub, up to 60 cm tall, stems glabrescent. Leaves 3-foliolate, stipules narrowly triangular, 7-8 mm long, terminal leaflet elliptical or obovate, 2-3.5(-4) cm x 1-1.7(-2) cm, larger than the lateral ones, thickly chartaceous to subcoriaceous, upper surface glabrous, lower surface densely hairy, lateral veins 5-7, not extending to the margin. Inflorescence terminal, racemose, 3-6(-8) cm long, densely flowered; flowers in pairs, calyx 4-lobed, sparsely hairy, corolla blue, androecium diadelphous. Pod narrowly oblong, compressed, 15-20 mm x 2-2.5 mm, 6-8-jointed, articles broadly oblong, densely covered with hooked and straight hairs. Seeds 1.1-1.3 mm x 1.5-1.8 mm, rim-arillate.

PROSEA (Plant Resources of South-East Asia) Foundation

Macerated and crushed roots are applied as a poultice on swellings of the limbs.