Glabrous rhizomatous herbs. Leaves cauline, alternate, flat, with many veins, petioled, entire, ovate to oblong, obtuse or subcuneate at the base; Flowers solitary in the axils of the leaves, nutant. Ovary superior, sessile, ovoid, 3-celled; Fruit a 1-5-seeded berry.
Asia-Temperate:, Taiwan (Taiwan ‒ present) Asia-Tropical:, Philippines (Philippines ‒ present); Thailand (Thailand ‒ present) southern China: present
Probably 4 or 5 spp. from Thailand, Indo-China, southern China, Taiwan; in Malesia: Philippines.