Root woody, c. 3 mm thick, branches c. 1-5 cm long. Stipules amplexicaul, c. 1.2-2 mm long, c. 2-3 mm broad, glabrous. Leaf imparipinnately compound, rachis c. 7-10 mm, (including petiole), pilose, petiole c. 2-5 mm long. Leaflets c. 11-17, opposite, c. 3.5-6 mm long, obovate, oblong, obtuse, densely pilose, conduplicate. Inflorescence a 2-3-flowered peduncled raceme, peduncle c. 7-12 mm long, pilose, hairs white. Bracts c. 3 mm long, densely albo-pilose. Calyx c. 5.0-6.0 mm, densely pilose, hairs white, teeth c. 2-2.5 mm long. Corolla mauve to purple. Vexillum c. 10 mm long. Wing c. 8-9.0 mm long, claw c. 4-5 mm, blade 5-6 mm long. Keel c. 8-9.0 mm long. Fruit stipitate, stipe c. 1 mm, fruit c. 16-17 mm long, c. 11-12 mm broad (pressed condition), oblong, pilose, hairs white; sutures scarcely intruded. Seeds c. 20 per pod.