Tall liana with stems nearly glabrous, trioliolate palmate leaves glabrous on both surfaces, axillary tomentose panicles or cymes to 150mm long of red flowers, calyx to 6mm long glabrous outside, 5 sepals 2.5mm across, 5 petals 5.5mm long, fruit 4-winged to 30mm long, largest wing 25mm high x 80mm across, other 36mm x 25mm