Perennial herbaceous climber or trailer to 5m with glabrous stems. Palmately 5-lobed glabrous leaves to 125mm x 135mm, sometime with bracts to 1.7mm, simple, rarely bifid, tendrils. Pale yellow to pale orange flowers, male flowers solitary or in racemes, bracts to 1.8mm, calyx lobes to 3.5mm long, white to orangy corolla with green venation to 30mm long with lobes to 20mm long, female flowers similar. Fruit red to 120mm x 40mm.