Climbing herbaceous vine with setose stems to 8m. Pinnately lobed leaves to 60mm x 30mm with 5-6 dentate lobes each side, hispid above & rufo-tomentose beneath. Solitary or 2-3 flowered cymes, setose calyx to 10mm wide with lobes to 20mm x 3mm, 6 light yellow petals to orange, 19mm x 12mm, tomentellous outside. Capsule to 50mm x 12mm, spiralled to right.