Twining liana to 5m, glabrescent branches. Leaves to 120mm x 50mm with purple midrib beneath. Exra-axillary few-flowered cymes. flowers with bracts & bracteoles to 2mm long. Light green sepals, calyx lobes to 1.9mm x 1.1mm, olive-green flowers suffused with purple & purple centres, axillary inflorescences with few paired flowers, glabrous corolla tube to 0.6mm long, glabrous lobes to 21mm x 6mm.