Sometimes scrambling shrub to 4m with glabrous or hairy branches. Leaves to 190mm x 140mm with crenate or serrate margins, glabrous above, hairy beneath. Male axillary flower clusters to 15mm diameter with 5-30 flowers. Female terminal & axillary clusters to 400mm long. Male flowers to 8mm x 2mm, female flowers to 0.5mm long. Fruit 1mm x 0.8mm.