Prunus clarofolia C. K. Schneider, Repert. Spec. Nov. Regni Veg. 1: 67. 1905; P. pilosiuscula (C. K. Schneider) Koehne; P. pilosiuscula var. media Koehne; P. pilosiuscula var. subvestita Koehne; P. tatsienensis Batalin var. pilosiuscula C. K. Schneider; P. venusta Koehne.

Shrubs or small trees, 2.5–20 m tall. Bark grayish black. Branchlets grayish brown; young branchlets purple or green, glabrous or ± pilose. Winter buds ovoid, glabrous. Stipules lanceolate, margin gland-tipped fimbriate. Petiole 8–10 mm, glabrous or pilose; leaf blade ovate, ovate-elliptic, or obovate-elliptic, 3–6 × 2–4 cm, abaxially pale green and glabrous or pilose, adaxially green and sparsely pubescent or glabrous, base rounded, margin acuminately serrate or biserrate, teeth with a minute to inconspicuous apical gland; secondary veins 7–12 on either side of midvein. Inflorescences umbellate or subumbellate, 2–4-flowered; involucral bracts brown, spatulate, ca. 8 × 3–4 mm, abaxially glabrous, adaxially pilose; peduncle 4–10 mm, glabrous or pilose; bracts green, subovate, ovate-oblong, or suborbicular, 2–5 mm in diam., persistent in fruit, margin serrate, teeth with a conical to capitate apical gland. Flowers opening at same time as leaves. Pedicel 1–2 cm, glabrous or sparsely pilose. Hypanthium campanulate, outside glabrous or nearly so. Sepals ovate-triangular to lanceolate-triangular, margin glandular serrate or entire, apex acute to acuminate. Petals white or pink, obovate to suborbicular. Stamens 20–30. Style ± as long as stamens, basally pilose; stigma capitate. Drupe red, ellipsoid, 7–8 × 4–5 mm; endocarp ± sculptured. Fl. Apr–Jun, fr. Jun–Jul.

Forests or thickets on mountain slopes; 800--3600 m. Anhui, S Gansu, Guizhou, Hebei, Henan, Hubei, Hunan, Ningxia, Shaanxi, Shanxi, Sichuan, Xizang, Yunnan, Zhejiang.