Climber with glabrous striate lenticellate branches, Biternate leaves to 90mm x 42mm with a tendril. Axillary racemose panicles to 15mm long with bracts & 1-8 flowers. 5-toothed calyx to 7mm x 6mm, probably yellow corolla to 30mm x 10mm, tube to 25mm, lobes to 10mm.