Herbaceous climber or shrub, glabrescent stems, leaves glabrescent above arachnoid-tomentose beneath 75mm x 75mm, inflorescence with minute bracts, greenish-white flowers, coriaceous sepals 14mm x 6mm, white corolla with tube 100mm long x 5mm, limb 75mm diameter, glabrous capsule 25mm long beaked with persistent style