Glabrous scandent prickly vine with angled glabrous stems with recurved thorns. Bi-pinnate leaves to 50mm long with 3-7 pairs of leaflets with 7 pairs to 6mm x 2.7mm. Mauve flowers, calyx to 0.8mm long, corolla 2mm long. Glabrous brown curved legume to 6mm x 8mm, 6-9 jointed to 60mm x 7mm