Habit : A shrub with branchlets pale olive-brown, glabrous.
Leaves : Paripinnate, stipulate, stipules narrowly triangular, glabrous, possess a conical reddish gland between each leaflet pair and terminating the rachis, leaflets 3-4 pairs, ovate to elliptic, base cuneate, apex acuminate.
Inflorescence : Racemose
Bracteate, bracts triangular, glabrous, caducous.
Sepals 5, two larger and three smaller, elliptic to obovate, glabrous.
Petals unequal, largest broadly obovate, others elliptic to obovate, acute, yellowish.
Ovary curved, terete, glabrous, stigma terminal surrounded by a fringe of hairs.
Fruit : Pod straight, grooved, the sutures mucronate, glabrous, seeds brown, in two rows, obovate, flattened.