Unarmed trees, the branchlets terete. Leaves simply pinnate, short-petiolate; leaflets one pair, coriaceous, punctate, short-petiolulate to subsessile, inequilateral. Inflorescence racemose, terminal or subterminal, few-to many-flowered. Flowers small, whitish; calyx receptacular and disc-like basally, the lobes 4, imbricate in bud; petals 5, sessile, punctate, subequal; stamens 10, free, glabrous; ovary few-ovulate, short-stipitate the stipe adnate to the receptacular portion of the calyx; style slender, with a peltate-capitate stigma. Legume 2-valved, flat.