A medium sized tree, thorns 0.7-5.0 cm long, axillary, stout. Leaves bipin¬nate, alternate, rachis 2.5-12.5 cm long, prolonged beyond the last pinnae as a soft bristle, swollen and glandular at the base, pinnae 1-2 pairs, 7.5-12.5 cm long, sometimes glandular between the leaflets. Leaflets subsessile, 8-18 pairs, c. 1.5-4.0 cm long, c. 1.5-5 mm broad, rather distant, linear, oblong falcate, usually acute. Inflorescence axillary pedunculate spikes, c. 7.5 cm long, solitary or in fascicles of 2-4; peduncle c. 5-18 mm long. Calyx c. 1-2 mm long, campanulate, 5-toothed, teeth ciliate or glabrous. Petals 3.5-4.0 cm long, oblong, hairy within towards the tips. Pods 12.5-20 cm long, 7-8 mm broad, linear, straight or falcate, compressed, turgid, pendulous, narrowed into a short stalk, exocarp coriaceous, mesocarp pulpy, endocarp cartilaginous surrounding each seed separately. Seeds 12-20.