Pongamia Millettia Pinnata is a plant of the genus Pongamia Millettia, a tree, 8-15 meters high. Young branches are usually glabrous, sometimes slightly puberulent, and old branches are densely gray-white with small lenticels. Pinnate compound leaves 20-25 cm long; leaflets 2-3 pairs, subleathery, ovate, broadly elliptic to long elliptic, 5-10 cm long, 4-8 cm wide, apex shortly acuminate or rounded , base broadly cuneate, round or nearly truncate; petiole 6-8mm long.

The racemes of Pongamia Millettia Pinnata are axillary, 15-20 cm long, usually 2 flowers clustered on the nodes of the total axis of the inflorescence; the pedicel is 5-8 mm long, and there are 2 ovate bracteoles under the calyx; the calyx is about 3 mm, calyx teeth are not obvious, slightly rusty pubescent outside, densely bordered; corolla white or pink, 12-14 mm long, each petal is stalked, flag petal back is silky, margin involute, Keel slightly curved. The pods are 4-5 cm long and 1.5-2.5 cm wide, with inconspicuous small warts on the surface, a slightly curved short beak at the top, no cracks, no raised edges or wings along the suture, and 1 seed; Seeds reniform. The flowering period of Pongamia Millettia Pinnata is from May to June, and the fruiting period is from August to October.
The dense and beautiful wood texture can be used to make various utensils; the seed oil of Pongamia Millettia Pinnata can be used as fuel; the whole plant can be used as medicine, emetic and insecticide; it can be used as embankment protection and street trees in coastal areas.