A large deciduous tree. Leaves alternate, bipinnate, rachis c. 30-45 cm long with a large gland near base of the petiole, pinnae 2-6 pairs, 12.5-15 cm long, a gland is present between the uppermost pair of the leaflets, leaflets 4-16 pairs, obliquely oblong-ovate, more or less hairy below, obtuse, emarginate or shortly apiculate apex. Inflorescence peduncled head, fascicled or in axillary or terminal panicles. Flower c. 5 mm long. Pods shortly stalked, c. 10-20 cm long.