Vigorous liana to 3m with woody glabrous stems. Mucronate glabrous leaves to 70mm x 50mm, often transversely folded. Axillary cymes to 5 flowers with puberulent bracteoles 4mm x 1mm, puberulent sepals to 6mm x 3mm, pink glabrescent corolla to 70mm long with limb 50mm wide. Glabrous capsule 6mm x 7mm.