Biennial to perennial, small, weak herbs. Young parts with dense stellate hairs. Leaves somewhat semicircular, truncate at base, serrate, upper ones 3-lobed, stellate hairy on both sides, 1-2.5 cm long, 2-4 cm broad; stipule 2-4 mm long, lanceolate, glabrescent; petiole 2-12 cm long, stellate hairy. Flowers 1-3 in the axil; pedicel 1-2 cm long, with dense stellate hairs. Epicalyx segments usually ovate or oblong, stellate hairy, 2-3 mm long, 1.1.5 mm broad. Calyx free nearly to the middle, 3-6 mm long, stellate pubescent, slightly accrescent in fruit; lobes 2-3 mm broad, broadly ovate or triangular. Petals 7-15 mm long, c. 5 mm broad, lilac, oblong-obovate, claw hairy. Staminal column stellate hairy, 3-5 mm long. Fruit c. 5 mm across, hairy; mericarps 10-12, with raised reticulation on dorsal side, c. 1.5 mm long and broad, radially wrinkled. Seed brown, 1 mm long and broad.