Twining liana to 6m with hairy stems becoming glabrescent. Leaves glabrescent above pilose beneath 190mm x 140mm. Many-flowered cymes to 210mm long with pubescent bracts to 17mm x 3mm, of pinkish purple flowers, sepals hairy on back to 16mm x 2.5mm, pink or purple corolla to 70mm long. White capsule to 14mm long.