Rhizome 1.5--2 mm thick. Stem simple or branched distally, 20--50 cm, glabrous. Leaves grayish glaucous abaxially, lanceolate to ovate-lanceolate, 2.5--8 × 1.5--3 cm, base rounded or cordate, margin entire, apex acuminate. Peduncle axillary, 2.5--4.5 cm, neither jointed nor geniculate, glabrous, 1-flowered. Flowers nodding. Tepals pink or white, spotted with purple, ovate-oblong, 8--10 × 3--4 mm. Stamens 3--3.5 mm; filaments flat, basally widened, 1--1.5 mm; anthers ca. 2 mm. Style slender, 5--6 mm; stigma 3-lobed, lobes revolute, ca. 1 mm. Berry 5--6 mm in diam. Fl. Jun, fr. Aug--Sep. 2 n = 16, 32*.

Forests, bamboo thickets, hillsides along streams, alpine grasslands; 1700--4000 m. S Xizang, Yunnan [Bhutan, Myanmar, Nepal, Sikkim].