Sometimes scandent shrub to 2m. Pubescent aculeate stems. 3-5 foliolate pubescent aculeate leaves with doubly serrate leaflets to 120mm x 60mm. Terminal & axillary tomentose aculeate panicles to 60mm x 50mm. Tomentose sepals to 11mm long, white petals to 8mm long. Black fruit to 22mm x 12mm.