Perennial twining herb with woody glabrescent older stems. Lobed hairy leaves to 117mm x 75mm. Umbels with indumentum & bracts to 2.5mm x 0.6mm, of 5-13 green-white flowers with purple centre, calyx tube to 1.2mm long with green hairy lobes to 10.5mm x 3mm, green hairy corolla to 3.5mm long with 5 lobes to 7.7mm x 5.1mm. Yellowish-green winged follicles to 130mm x 70mm, 2 wings to 10mm wide