High climbing glabrous liana pubescent when young, lenticellate stems. Coriaceous leaves 110mm x 55mm. Terminal cymes 90mm x 90mm with bracts to 5mm & bracteoles to 3mm, yellow flowers, 5 sepals 0.5mm villous outside, 5 petals 0.65mm long with tube the same length. Paired coriaceous follicles to 140mm x 60mm.
Medicinal uses. Source of excellent rubber