Tendril vine with striate hirsute branchlets. 2-foliolate leaves sometimes with a simple tendril, pilose leaflets to 110mm x 65mm. Terminal few-flowered inflorescence, 65mm long pale yellow flowers with calyx to 5mm x 5mm with 5 teeth to 6mm, yellow corolla to 60mm long with tube to 50mm x 20mm & lobes to 15mm. Green to brown fruit