Perennial erect herbs. Branches densely tomentose, velutinous. Leaves 3-5 cm long, 2-4 cm broad, triangular to broadly ovate, rounded or truncate at base, acute to acuminate at apex, irregularly serrate to crenate or dentate, sometimes shallowly 3-lobed, densely pubescent and velutinous on both sides, more so beneath; stipules linear or linear-lanceolate, 3-5 mm long; petiole 1-5 cm long. Flowers axillary. fascicled on common peduncle, equalling or slightly exceeding the petiole; pedicels short, 2-10 mm long. Epicalyx segments 8-12, 3-5 mm long. Calyx 6-10 mm long, fused below the middle, enclosing fruit; lobes lanceolate to ovate, acuminate. Corolla pinkish or almost white, 2-3 cm across; petals 1-2 cm long 0.5-1.5 cm broad, obovate, slightly notched at apex, claw ciliate on the margin. Fruit 7-8 mm across, globular, pubescent; mericarps 15-25, 3-3.5 mm long, laterally 2.5-3 mm broad, dorsallyl-1.5 mm broad. Seeds 2-2.5 mm across, reniform, dark brown, glabrous, smooth.