Herbs perennial, low. Stems creeping, rooting at nodes, slender, with reddish brown soft bristles and soft hairs. Leaves compound, 3-foliolate; petiole 4–6 cm, petiolule of leaflets 2–5 mm, villous, reddish brown bristly; stipules persistent, free, brown, ovate, membranous, soft hairy, margin entire or apically serrate, apex acute or obtuse; blade of leaflets broadly ovate to suborbicular, 1–3 × 0.8–2.8 cm, both surfaces sparsely villous, abaxially with sparse bristles along veins, base cuneate, lateral leaflets with oblique base, margin doubly serrulate, sometimes lobed, apex obtuse. Inflorescences terminal or axillary, to 2 cm in diam., 2–4-flowered, rarely 1-flowered; bracts ovate, soft hairy, margin entire or apically deeply divided-serrate. Pedicel 1–4 cm, slender, villous, reddish brown bristly. Calyx abaxially villous and reddish brown bristly; sepals triangular-ovate to ovate-lanceolate, margin often laciniate, rarely entire, apex acute to acuminate. Petals white, broadly obovate, slightly longer than sepals, base shortly clawed. Stamens many; filaments erect, much shorter than petals. Pistils ca. 25–70 or more; ovary glabrous or pilose adaxially. Aggregate fruit red, globose, glabrous, with many drupelets; pyrenes smooth. Fl. May–Jun, fr. Jul–Aug.

Grasslands on slopes, forests, near water courses; 2000--3000 m. S Xizang.