Twining perennial herb with glabrous stems & white latex. Mucronate mostly glabrous leaves to 90mm x 70mm. Many-flowered axillary cymes with bracteoles 1mm x 1mm. Glabrous or farinose sepals to 8.5mm x 5mm, white or very pale pink glabrous corolla with darker centre, to 40mm long with limb to 25mm diameter.