Erect, woody stem covered with spiny leaf raches. Leaf paripinnately compound, petiole c. 8-18 mm long, rachis (excluding petiole) c. 1.8-3.0 cm long; pilose. Leaflets 10-14, c. 4-7 mm long, c. 2-2.5 mm broad, elliptic, entire, acute, midrib prolonged into an apiculate spine, pilose on both sides; petiolule less than 1 mm long; stipules lateral, adnate c. 8-11 mm long, pilose. Inflorescence an axillary peduncled raceme, peduncle c. 5-6 mm long, villous; bracts c. 6 mm long, pilose. Pedicel c. 0.5 mm long, bracteoles 2, c. 3.5 mm long. Calyx c. 11-12 mm long, villous, teeth c. 6.0-6.5 mm long. Vexillum c. 11-12 mm long. Mature fruit not seen.