Description
Twining herbs. Stems annual, often prickly below, arising from tubers or rhizomes, climbing over other vegetation. Flowers unisexual (in ours). Perianth segments in 2 series. Ovary inferior, rarely semi-inferior or superior, (1-)3-locular. Fruit a dehiscent, 3-winged or 3-angled capsule (in ours).
