Tall liana or shrub with hairy young stems becoming glabrous. Glabrous leaves to 200mm x 150mm with revolute margins. Axillary puberulent racemes to 20mm long with bracts to 1.5mm long, of yellow and green-white flowers 8mm long, 3 exterior sepals 3mm x 3mm, 2 interior sepals to 7mm x 7mm, glabrous keel to 7mm long, petals 7mm long. Fruit to 25mm diameter with wing 20mm x 20mm.