Plants 3-5 cm tall. Caudex branched, thick, ca. 5 mm in diam., densely leafy. Caudex leaves leaflike; leaf blade oblanceolate, obovate, or broadly ovate, slightly contracted near middle, to 10 × 2-5 mm, finely mammillate, base usually widened, margin entire, apex obtuse. Flowering stems much reduced. Inflorescences 1- or 2-flowered; bracts linear, ca. 3 × 1 mm. Flowers unequally 5-merous. Sepals narrowly lanceolate, ovate-lanceolate, or broadly oblong, 2.5-5 × 0.7-1.5 mm, margin ciliolate, apex obtuse. Petals white, ovate, 5-10 × 2.5-5 mm, base narrowed, margin entire or apically erose, apex mucronate. Stamens 10, shorter than petals; antepetalous ones inserted 1.5-2 mm from petal base. Nectar scales broadly spatulate-quadrangular, 0.5-1 mm, apex emarginate. Styles short. Seeds few, oblong-lanceolate, 0.5-1 mm, 1-winged. Fl. Oct.

* Rocks on slopes or in valleys; 2500-4400 m. SE Qinghai, SW Sichuan, S Xizang, W Yunnan.