Herbaceous perennial twiner, hairy young stems. Lobed hairy leaves to 136mm x 57mm. Raceme of 2-16 flowers with bracts to 1.5mm x 0.3mm, green & yellow flowers, green calyx tube or with purple or brown margins to 1mm long with lobes to 6.4mm x 2.4mm. Green or yellow-green corolla sometimes with red or purple markings, glabrous tube to 3mm long, 5 lobes to 1.1mm with fringed margin of white hairs.