Scandent high-climbing woody shrub with 5-angled glabrous branches with recurved spines 4mm long. Bipinnate glabrescent leaves with 17-32 pairs of leaflets with 30-80 pinna to 4mm long. Panicles to 15mm diameter of flowers 4mm long white flowers, calyx 2mm long, corolla to 4mm long. Flat glabrous yellowish legume to 110mm x 30mm.