Polycephalium

Dioecious lianes; branches ferruginous-tomentose. Leaves alternate, 3- to 5-lobed or entire, palmati- or penninerved, nerves prolonged beyond lamina by projecting hydathodes; densely tomentose underneath. Male flowers very small, in dense, many-flowered glomerules arranged in panicles; calyx absent; corolla campanulate, petals 3, united; stamens 3, with filiform filaments, anthers oblong; ovary absent or rudimentary. Female flowers in dense, solitary, axillary globose heads; calyx campanulate, truncate or shortly 3-lobed; corolla campanulate, shorter than calyx, fused at base with ovary; ovary ellipsoid, style pubescent, ending in a peltate, multifid stigma. Fruit a drupe, globose to ellipsoid, tomentose, completely surrounded by accrescent corolla terminating in a cone; endocarp woody, verrucose on inner surface. Seed with small embryo situated at apex of oily endosperm.