Woody climber to 5m+. Lower stems with corky ridges, young stems pubescent. Leaflets to 37mm x 24mm, pubescent both surfaces. Cauliflorous or axillary inflorescence, pubescent calyx, tube 3mm long, lobes to 5mm long, White corolla tinged pink. standard 16mm x 20mm, keel with beak spiralling incurved for almost 2 full turns. Pubescent legume to 110mm x 7mm