Erect to procumbent, glabrous or sparingly pubescent. Leaflets 1-4 cm long, 8-35 mm broad, obovate to oblong-cuneate, obtuse to emarginate, glabrous above, sparsely pilose along the nerves below; stipules lanceolate, dentate or incised. Peduncle 1.5-6 cm long, 8-20-flowered, pedicel c. 3 mm long. Calyx 3-4 mm long, teeth subequal, shorter than or as long as the tube. Corolla 6-7 mm long, yellow; wings shorter than the keel. Fruit 10-20 mm long, 2-3 mm broad, linear, acuminate, curved, glabrous, with transverse anastomosing veins, 4-8-seeded.