Description from Flora of China
Herbs perennial. Rhizome robust, short. Stolons 30–100 cm, together with petioles and pedicels spreading hairy or densely villous. Stipules narrowly ovate to broadly lanceolate, 5–8 mm; petiole 1–5 cm; leaflets petiolulate, obovate to rhombic-oblong, 1–5 × 1–3 cm, both surfaces hairy, or adaxially glabrous or densely villous, margin obtusely serrate, apex rounded. Flowers 1–2.5 cm in diam.; pedicel 0.2–6 cm, pilose or densely villous. Sepals ovate, apex acute; epicalyx segments obovate, longer than sepals, apex usually 3–5-serrate. Petals rounded at apex. Stamens 20–30. Carpels numerous, free. Aggregate fruit ripening red, shining, 1–2 cm in diam., spongy. Achenes shining when fresh, ovoid, ca. 1.5 mm, glabrous or inconspicuously papillate. Fl. Jun–Aug, fr. Aug–Oct.
Mountain slopes, meadows, river banks, wet places, ravines, field margins; below 3100 m. Provinces S of Liaoning [Afghanistan, Bhutan, India, Indonesia, Japan, Korea, Nepal, Sikkim; naturalized in Africa, Europe, and North America].