Perennial with large, lobed tuber sometimes partly exposed, with corky armour, stems twisting to the left, to 6 m. Leaves heart-shaped to sagittate. Male flowers in ± erect racemes, female flowers in nodding spikes, yellowish green.
e-Flora of South Africa. v1.21. 2018. South African National Biodiversity Institute. http://ipt.sanbi.org.za/iptsanbi/resource?r=flora_descriptions&v=1.21