Climbing shrub to 5m with glabrescent stems. Leaves to 120mm x 95mm, glabrescent avbove, grey-tomentose beneath. Axillary & terminal evil-smelling corymbs to 15mm diameter with bracts & bracteoles, sepals to 2.5mm long, pale yellow petals to 7mm long. Yellowish-green winged fruit with samaras to20mm diameter.