Twining monoecious vine, ferrugineous-pubescent branches, leaves to 65mm x 25mm with sinuate margins, hispid beneath, leaf-opposed inflorescence, male racemes with 4 triangular strigose sepals 3.5mm long, female racemes to 2mm long with 3-5 flowers strigose outside, pilose 3-lobed fruit 5mm long with a few stinging hairs