An erect tree, 6-10 m tall, bark ash-coloured. Leaves 6-20 cm long, bipinnate¬ly compound, pinnae 4-8 pairs, 4-6 cm long, leaflets l0-20 pairs, sessile or subsessile, linear-oblong, obtuse, sometimes slightly mucronate, narrowed towards the base, 7-15 mm long, c. 2-3 mm wide. Inflorescence terminal raceme, the lower flower with the longest pedicel, pedicel hairy, up to 2.5 (-3) cm long. Calyx 2-3 cm long, fused at the base, leathery, silky pubescent, oblong, narrow and sharp pointed. Corolla white in the beginning, turning yellow, the upper petal is smaller and darker in colour; sub-orbicular, curled at the margins, c. 2.5 cm long. Stamens hairy, dark coloured, 5-10 cm long, thickened at the base. Pods 12.5-20 cm long, c. 6-25 mm broad, smooth, narrow at both the ends. Seeds 4-8.

Fl. Per.: Almost throughout the year.

Distribution: Found wild in Abyssinia, Arabia and probably in Porebunder State of India. Cultivated in many parts of West Pakistan.

Locally cultivated as an ornamental tree, though leaves and twigs arc employ¬ed as manure in some parts of India; wood is well suited for cabinet work. It is the popular belief that the touch of the root removes the pain of a scorpion sting.