Climbing shrub, branches densely brown tomentose. Petiole 2.5-5.0 cm long, leaflets 3, 2.5-6.5 cm long, 2.5-5.0 cm broad, rhomboid, pubescent on both sides, yellow resinous glands somewhat obscured; lateral leaflets oblique; stipels subulate; stipules minute, caducous. Inflorescence an axillary raceme, 2.5-7.5 cm long, short peduncled. Bracts 1.2-1.5 cm long. Pedicel 7.5 mm long. Calyx c. 7.5-8 mm long, pubescent, glandular, teeth 3-4 mm long. Corolla yellow. Vexillum c. 2.0 cm long. Fruit 2.5-5.0 cm long, c. 8-9 mm broad, velvety tomentose and yellow glandular, furrowed between the seeds, 6-9-seeded.