Shrubs; entire plant yellow stellate scabrously spiny. Stipule ovate; leaf blade orbicular, palmately 5-9-lobed. Flowers solitary or arranged in broad corymbs, axillary. Epicalyx lobes 4, leaflike, connate at base, persistent. Calyx campanulate, 5-lobed. Corolla large; petals 5, obovate. Staminal column villous. Ovary 10-loculed; ovules several per locule; style pilose, 10-branched at apex; stigmas capitate. Capsule loculicidally dehiscent. Seeds reniform, glabrous, with minute spots.

One species: S China, Laos, Thailand, Vietnam.