Gerrardanthus macrorhizus 'Bigfoot'Gerrardanthus macrorhizus 'Bigfoot' is native to lowland forests of South Africa (Eastern Cape and KwaZulu Natal) and Eswatini. The specific epithet macrorhizus means "large rooted, having large root" and refers to the large tuberous rootstock of the species. A perennial climber with woody stems that arise from the flattened tuberous rootstock. The smooth, shiny, dark green leaves are prominently veined and somewhat succulent, and can measure up to 3.