Description from Flora of China
Stems 2 or 3, 16-27 cm, with 1 leaf near middle or distally. Basal leaves 2 or 3; petiole 4-7 cm; leaf blade abaxially greenish, adaxially deep green, ovate-oblong or broadly ovate, 2-3 × 2-3 cm, arcuate 7-9-veined, base cordate or deeply so, apex acuminate. Cauline leaf sessile, semiamplexicaul, similar to basal ones but smaller, often with rusty brown appendages at base. Flower 2.3-2.8 cm in diam.; hypanthium turbinate. Sepals densely punctate, oblong, 8-10 × 4-5 mm, parallel veined with veins confluent apically, margin entire, apex rounded. Petals white, sparsely purple-brown punctate, obovate, ca. 1.4 cm × 8 mm, 3-5-veined, base attenuate into a claw ca. 2 mm, margin erose-dentate, apex rounded. Anthers oblong, ca. 1.5 mm; filaments ca. 5 mm; staminodes flat, ca. 3 mm, stalk ca. 1 × 0.8 mm, lamina ca. 2 × 2.5 mm, 3(-6)-lobed. Ovary superior, depressed globose; style ca. 1.5 mm; stigma 3-lobed, lobes ovate, ca. 1 mm. Capsule unknown. Fl. Jul.
* Among shrubs in forests, shaded slopes; 3400-3600 m. NW Yunnan (Zhongdian Xian).