Deciduous  medium-sized or large tree, up to 10 m high. Leaves pinnate, 30-40 cm long , petiole; leaflets 4-8 pairs, ovate, acute, blade 5-12 cm long. Flowers yellow about 5 cm across, in lax long. Fruit blackish, cylindrical, indehiscent, 60-80 cm long pod, with black seeds. 
The tree is native of Indian and Burmese deciduous forests.