Stems 1 or 2, 8-13 cm, with 1 leaf near base or in proximal 1/3. Basal leaves 2-4(or 5); petiole to 2 cm; leaf blade abaxially greenish, adaxially deep green or brown-green, ovate-cordate, broadly ovate, or ovate-oblong, 0.5-1.5 × 0.7-1.5 cm, base cordate, subcordate, or truncate, apex rounded-obtuse. Cauline leaf sessile, semiamplexicaul, similar to basal ones but smaller, base often with several rusty brown appendages. Flower 1.8-2 cm in diam.; hypanthium campanulate. Sepals oblong or semiorbicular, 4-5 × ca. 3.5 mm, margin entire, apex obtuse. Petals white, broadly spatulate, ca. 8 × 5 mm, base attenuate into a claw ca. 1.5 mm, margin entire, erose, or serrate proximally and entire distally, apex emarginate or 2-cleft. Anthers ellipsoid, 0.8-1 mm; filaments ca. 5 mm; staminodes broadly spatulate, flat, 3-3.5 × ca. 1.5 mm, stalk ca. 1 mm, lamina ca. 2 mm, 3-lobed for ca. 1/3 its length, lobes subequal. Ovary superior, ovoid; stigma 3-lobed. Capsule ovoid, 3-valved. Seeds brown, glossy, oblong. Fl. Jul-Aug, fr. Sep.

Mixed forests, scrub, meadows, grassy places, grassy or open slopes; 2500-3600 m. Guizhou, Sichuan, Xizang, Yunnan [N India, Sikkim].