Shrubs 1–4 m tall, with climbing or creeping branches. Branchlets brown to dark reddish brown, terete, tomentose, yellowish brown bristly or with intermixed glandular hairs. Leaves simple; petiole 1.5–3.5 cm, tomentose, bristly, with glandular hairs; stipules persistent, free, ovate-lanceolate to narrowly oblong, 1–2 cm × 4–8 mm, margin pinnate-laciniate; lobes lanceolate, tomentose, with intermixed long hairs along veins, hairs deciduous, sometimes sparsely bristly; blade ovate to oblong, 6–12 × 3–8 cm, veins raised abaxially, abaxially yellowish gray tomentose, yellowish brown bristly along veins, adaxially dark green, glabrous but sparsely bristly between veins, base subrounded to cordate, margin undivided or slightly undulate, unevenly coarsely sharply serrate, apex shortly acuminate. Inflorescences terminal, short subracemes, 3–5 cm, several flowered or flowers solitary in leaf axils; rachis and pedicels tomentose, purplish red bristly, or with glandular hairs; bracts narrowly ovate or ovate-lanceolate, 0.9–1.6 cm × 4–7 mm, pinnate-laciniate; lobes linear to lanceolate, abaxially tomentose-villous, bristly, initially with glandular hairs. Pedicel 5–10 mm. Flowers 2–3 cm in diam. Calyx abaxially yellowish brown tomentose, bristly; sepals lanceolate, 0.8–1.2 cm × 4–6 mm, margin entire or laciniate, apex acuminate. Petals white, obovate or obovate-oblong, 7–9 × 5–7 mm, base shortly clawed, apex emarginate or shortly pointed. Stamens many, shorter than petals. Pistils longer than stamens, glabrous. Aggregate fruit bright red, subglobose, 1.5–1.7 cm in diam.; pyrenes rugose. Fl. Jun–Jul, fr. Aug–Sep. 2n = 28*.

Slopes, forests, thickets; 1800--3600 m. Sichuan, Yunnan.