橉木 lin mu

Prunus buergeriana Miquel, Ann. Mus. Bot. Lugduno-Batavi 2: 92. 1865-66; Laurocerasus buergeriana (Miquel) C. K. Schneider; P. buergeriana var. nudiuscula Koehne; P. venosa Koehne.

Trees 6–12(–25) m tall. Branches brown; branchlets purplish brown, usually glabrous, with pale lenticels. Winter buds ovoid to conical, usually glabrous; scale margins rarely ciliate. Stipules linear, margin glandular serrate, apex acuminate. Petiole 1–1.5 cm, usually glabrous; leaf blade elliptic, oblong-elliptic, or rarely obovate-elliptic, 4–10 × 2.5–5 cm, both surfaces glabrous, abaxially pale green, adaxially dark green, base rounded, broadly cuneate, or occasionally cuneate, margin acutely appressed serrate, apex caudate-acuminate to shortly acuminate. Racemes 6–9 cm, usually 20–30-flowered, base leafless; peduncle subglabrous to sparsely pubescent. Flowers 5–7 mm in diam. Pedicel ca. 2 mm, to 3 mm in fruit, subglabrous to sparsely pubescent, glabrescent. Hypanthium campanulate, outside glabrous. Sepals triangular-ovate, persistent in fruit, outside glabrous or sparsely pubescent, margin irregularly serrulate, apex acute. Petals white, broadly ovate, base cuneate to shortly clawed, margin apically erose. Stamens 10. Ovary glabrous. Style ca. 1/2 as long as stamens; stigma discoid to semirounded. Drupe blackish brown, subglobose to ovoid, ca. 5 mm in diam., glabrous. Fl. Apr–May, fr. May–Oct.

Dense forests on slopes, along trails, sunny places on slopes; 1000--3400 m. Anhui, Fujian, Gansu, Guangdong, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Shanxi, Sichuan, Taiwan, Xizang, Yunnan, Zhejiang [Bhutan, Japan, Korea, Sikkim].