Medium-sized, monoecious, hispid climbers with simple tendrils. Leaves ovate-cordate to triangular-hastate, palmately lobed, petiolate. Flowers very small, yellow. Male flowers in sessile clusters, subsessile to pedicellate; calyx-tube campanulate, with small, subulate or dentiform lobes; petals united below; stamens 3, free, 2 dithecous and 1 monothecous, inserted on the tube; connectives produced, thecae straight to subcurvate; disc elevated and free from the calyx-tube. Female flowers usually in sessile clusters, subsessile, sometimes coaxillary with male flowers; perianth as in male flowers; stigmas 2-3; ovary ellipsoid or globose, staminodes when present subulate; disc annular, surrounding the style base, free from tube; ovules few. Berry small, subsessile, 1-several in axillary clusters, ellipsoid, or globose-subglobose, ± hispid when young, red, almost glabrous when mature, smooth; seeds horizontally placed, small, elliptic-tumid with prominent thick raised margins and flat or subconvex smooth or scrobiculate disc.