Description from Flora of China
Caudex prostrate and underground basally, ascending or erect in middle part, slender. Caudex leaves scalelike, triangular. Flowering stems simple, ascending to suberect, 5-25 cm. Stem leaves aggregated toward stem apex; petiole ca. 1.5 cm; leaf blade oblong to elliptic, 3-5 × 1.1-2.5 cm, base attenuate and decurrent, margin 3- or 4-lobed or -cleft; segments sometimes with 1 obtuse serration at margin. Inflorescences dichasia, compact, ca. 2 × 2 cm. Flowers bisexual, unequally 5-merous. Sepals linear or ovate-triangular, ca. 1 mm or (4-)6-8 mm, apex rounded. Petals greenish white, narrowly oblong-ovate, ca. 5 × 1.5 mm, margin entire. Stamens 10, slightly shorter than or equaling petals. Nectar scales oblong, apex truncate to emarginate. Carpels erect, 4-5 mm. Styles ca. 1 mm. Fl. Jun-Sep, fr. Sep-Oct.
Forested slopes, moss-covered tree trunks, rocks, rocky cliffs; 2700-4200 m. S Xizang, NW Yunnan [Bhutan, Myanmar, Nepal, Sikkim].