Buxus megistophylla H. Lév.

Shrubs or small trees, 0.6-2 m tall; young branches tetragonous or subterete, ribbed and grooved, glabrous. Petiole 2-3 mm, puberulent; leaf blade ovate, elliptic, or oblong-lanceolate, 4-8 × 1.5-3 cm, rarely lanceolate, up to 9 cm, or rhomboid-ovate, up to 4 cm wide, leathery or thinly leathery, shining above, puberulent along midrib, base cuneate, margin revolute, apex acuminate, obtuse, or with apiculate tip; midrib elevated on both surfaces, lateral veins many, visible on both surfaces. Inflorescences axillary; rachis 5-7 mm, pubescent or glabrescent; bracts broadly ovate, acute, margins scarious, abaxially puberulent near base. Male flowers 8-10; pedicels ca. 0.8 mm; outer tepals broadly ovate, ca. 2 mm; inner tepals orbicular, 2-2.5 mm, glabrous; stamens ca. 6 mm; sterile pistil ca. 1 mm. Female flowers: tepals ovate-elliptic, ca. 3 mm, glabrous; ovary 2-2.5 mm; style ca. 2.5 mm, erect, slightly recurved at apex; stigma obcordate, decurrent to 1/3 of style. Capsule subglobose, 6-7 mm; persistent style ca. 5 mm. Fl. Mar-Apr, fr. Jun-Jul.

NW Guangdong (Lianxian), NE Guangxi, SW Guizhou, S Hunan (Yizhang), S Jiangxi (Anyuan, Huichang).

● Forests on mountain slopes, valleys, riverbanks; 500-1400 m.

大叶黄杨（学名：Buxus megistophylla）是黄杨科黄杨属的植物，为中国的特有植物。