Perennial herb. Stem erect, branched; young branches pubescent, hairs white. Leaf alternate, imparipinnate, petiole c. 10-20 mm long, rachis c. (7)-25-40 mm long; leaflets 3-7, 13-45 mm long, c. 1.5-3.5 mm broad, narrowly elliptic, acute, pubescent on both sides; stipules c. 2-3.5 mm long. Inflorescence a raceme, c. 15-35 cm long. Pedicel c. 4 mm long. Calyx 4-5 mm long, teeth subequal, c. 2-3 mm long. Vexillum c. 7 mm long, externally pilose, curved. Ovary c. 4-4.5 mm long, villous; style glabrous, stigma penicillate. Fruit not seen.