Tree to 30 m high, 90 cm in diameter. Branchlets terete, red-brown, shortly rusty tomentose in the distal parts, often with glandular hairs, glabrescent. Leaves: Flowers pentamerous, bisexual. Stamens white, c. 15 mm, tube shorter than the corolla-tube. Ovary solitary, glabrous. Seeds bluish-black, ellipsoid, ± compressed, c. 25 by 10-15 mm.
Asia-Tropical: Assam (Assam present); Borneo present; Jawa (Jawa present); Malaya (Peninsular Malaysia present); Sumatera (Sumatera present), Burma present, Mergui Is present, Natuna Is present
Assam, Burma (Mergui Is.); in Malesia: Malay Peninsula, Sumatra, Java, Natuna Is., Borneo.
Variable regarding the number of pinnae and leaflets, the largest number of pinnae, 2 oi 3 (or 4) pairs per leaf, each with up to 7 pairs of leaflets, are found in W Java (Nielsen 1984).
The acid fruit used in curries and chutnies; the roots used for poulticing boils; wood not commercial, but used locally for beams etc. .