Woody climbers. Leaves subpeltate or peltate. Inflorescences axillary or arising from old, leafless stems, pseudoracemes. Male flowers: sepals (2—)3 —5, minute; petals 3-5, thick and fleshy, larger than sepals; stamens with the filaments connate in a column; anthers 3-4, free, arising horizontally from the top of column. Female flowers: sepals and petals as in male; staminodes equal in number to the petals, free; carpels 3-6, stigma recurved, divided at apex into 2-3 subulate points. Drupe curved with style-scar near base; endocarp subsemi-circular in outline with the base and apex separated by a short, ± straight edge, dorsally spinulose and/or ridged, laterally concave. Seed semi-annular. Embryo subterete embedded in endosperm; cotyledons elongate, flattened.