Twining vine with puberulent stems. 5-foliolate leaves, leaflets to 50mm x 20mm, glabrous above & glabrous except for pubescence on mid-veins beneath. Axillary few-flowered fascicles, yellow flowers to 22mm long, puberulent calyx to 12mm long with tube to 6mm x 4mm & lobes to 6mm long. Petals pubescent outside, wings & keel glabrous. 9mm x 7mm flat green fruit