Slender monoecious villous tendril climber to 6m. Leaves to 120mm x 80mm with 3-5 lobes, scabrous above & tomentose beneath. Bifid tendrils. Axillary staminate racemes to 12 flowers, to 160mm+ long. Yellow-orange flowers, tomentose calyx to 12mm x 3mm with sepals to 2mm long, corolla lobes to 7mm long. Solitary pistillate flowers, pistillate calyx to 7mm long with sepals to 3.5mm long & petals to 3.5mm long. Glabrous 30mm oval green fruits with white spots.