Glabrous liana or twining subshrub, young branches with reddish hairs. Glabrous leaves to 130mm x 80mm. Extra-axillary many-flowered cymes with bracts to 1mm long, yellowish-orange flowers with violet centres to 6mm wide, tube to 1mm lobes to 2.3mm x 1.5mm, calyx lobes to 1.6mm x 1.2mm. Glabrous follicles to 120mm long x 10mm.