Tree, shrub or liana with glabrescent young stems, spines to 3mm long. 3-7 foliolate leaves, leaflets to 150mm x 70mm, glabrous above & strigose beneath. Axillary or terminal panicles with bracts 1.5mm long & bracteoles to 5.5mm x 3mm, flowers to 10mm long, calyx 5mm x 3mm, lilac petals. Glabrous winged fruit to 30mm x 20mm with wing to 60mm x 27mm