Tuberous rhizomatous twiner or prostrate vine with hairy stems. Leaves 5-7 parted, segments to 60mm x 11mm. 1-3 flowered cymes with bracts to 5mm x 1.5mm, flowers with 2 glabrous bracteoles to 4mm x 1mm, sepals to 12mm x 5mm, bright yellow corolla to 25mm long with 5 lobes.