Woody climber to 1.5m+. Young stems pubescent, pubescent leaflets to 42mm x 28mm. Cauliflorous or axillry inflorescence, glabrous calyx to 2.8mm long with lobes to 2mm long. Violet-blue to dark blue standard, dull greenish purple outside to 11mm x 13mm, kell with beak incurved through 300˚. Glabrous pod to 85mm x 5mm