Descriptions : Climber Small woody climber, without tendrils, climbing or creeping up to 15-20 m long, bark black-gray. Leaves; odd-pinnately compound, alternate, stipulate, leaflets opposite, 3-5 pairs, rachis 10-17 cm; leaflets; petiolule 2-3 mm, ovate, entire, , 2-5 cm by 1-3 cm, apex acute lower pairs smaller than upper pair. Inflorescence a panicle, axillary, 15-20cm long. Flower a pedicel 0.7-1.2 cm, bisexual, irregular, 6 mm by 3 mm. Sepal 5, deep purple, tubular. Petal 5,white to pink, polypetalous, papilenaceous, banner 5-8 mm long, 2 wing 8-9 mm long, 2 keel 8-9mm. Stamens 9+1, diadelphous filament, white 7-8 mm long. Ovary simple superior, green, hairy, 5 mm long, style curved, stigma capitate, 1 carpel, l locule, Fruit; dry, legume, hairy, flat, obong, acute, 2 cm x 5-10 cm, Seed; 1-3 ,round flat, , 3 x4 mm.