Perennial glabrous climbing & sprawling shrub with lenticellate stems. Imparipinnate glabrous leaves to 200mm long, 7 coraceious leaflets to 80mm x 35mm. Terminal or subterminal inflorescence to 400mm long, flowers with greenish lines, banner 12.5mm long. Fruit with persistent calyx to 5mm diameter, pods to 100mm x 30mm with wings 7mm wide.