Woody perennial climber.Leaves to 200mm x 30mm, rarely 3-5 lobed, normally with 2 basal lobes, glabrescent above, pubecent beneath. Solitary axillary flowers with bracteole to 3mm long, u-shaped tube to 40mm x 6mm, outer surface creamy pubescent, inside yellowish-green with dark purple speckles, mouth 5mm x 8mm dark purple sometimes with yellow dots., 3-lobed limb 20mm wide, darl purple at apex. hairu 6-ridged capsule 50mm x 30mm.