Osmanthus longipetiolatus H. T. Chang; O. marginatus var. formosanus Matsumura; O. maximus H. T. Chang; O. obovatifolius Kanehira; O. wilsonii Nakai.

Shrubs or trees 2.5-10 m, glabrous. Branchlets compressed. Petiole 1.5-3 cm; leaf blade oblanceolate, rarely obovate or narrowly elliptic, 8-14(-19) × 2.5-4.5(-6) cm, thin leathery to thick papery, base attenuate and decurrent, margin entire or serrate along distal half, apex acuminate and mucronate; midrib and (7-)10-12(-15) primary veins adaxially slightly impressed and abaxially raised. Cymes in short panicles, axillary, 1.5-2 cm; bracts broadly ovate, 1-1.5 mm. Pedicel ca. 2 mm. Calyx 1.5-2 mm; lobes 0.5-1 mm. Corolla greenish or pale yellow-green, 3-4 mm; tube equaling reflexed lobes. Stamens attached to distal part of corolla tube. Drupe ripening purple to black, ellipsoid, 1.5-3 × 0.7-1.5 cm. Fl. May-Jun, fr. Nov-Dec. 2n = 46*.

Dense woods on slopes, thickets of valleys; 800-1500 m. Anhui, Guangdong, Guangxi, Guizhou, Jiangxi, Taiwan, Yunnan, Zhejiang [Cambodia, India, Laos, Vietnam]