雕核樱桃 diao he ying tao

Prunus pleiocerasus Koehne in Sargent, Pl. Wilson. 1: 198. 1912; P. tatsienensis Batalin var. stenadenia Koehne.

Trees 3–7 m tall. Bark dark grayish brown. Branchlets grayish brown; young branchlets tinged reddish brown to reddish green, glabrous. Winter buds ellipsoid-ovoid, glabrous. Stipules ovate to ovate-elliptic, margin serrate, teeth with a conical apical gland. Petiole 0.8–2 cm, glabrous, apex with 1–3 nectaries; leaf blade usually ovate-oblong to obovate-oblong, 4–8.5 × 2–3.5 cm, abaxially pale green and glabrous or with tufted hairs in vein axils, adaxially dark green and glabrous, base cuneate to rounded, margin shallowly obtusely serrulate, teeth with a minute conical apical gland; secondary veins 9–12 on either side of midvein. Inflorescences subcorymbose-racemose, 4–6 cm, 2–9-flowered, basally usually with several sterile bracts; involucral bracts brown, obovate-elliptic, 4–8 × 4–5 mm, margin with conical glands; rachis glabrous; bracts broadly ovate, 2–5 × 2–5 mm, margin with conical glands. Pedicel 1–1.5 cm, glabrous. Hypanthium campanulate, 3–4 × 3–4 mm, outside glabrous. Sepals triangular to triangular-lanceolate, margin with conical glands, apex acuminate. Petals white, suborbicular. Stamens 30–34. Style slightly longer than stamens; stigma slightly dilate, minutely disciform. Drupe red to black, globose, 7–8 mm in diam.; endocarp markedly sculptured. Fl. Jun–Jul, fr. Aug–Sep.

Forests on mountain slopes; 2000--3400 m. W Sichuan, N Yunnan.