Description from Flora of China
Acer laikuanii Y. Ling; A. oblongum Wallich ex Candolle var. pachyphyllum W. P. Fang; A. pehpeiense W. P. Fang & H. Y. Su; A. wangchii W. P. Fang subsp. tsinyunense W. P. Fang; A. wuyishanicum W. P. Fang & C. M. Tan.
Trees 5-10 m tall, andromonoecious. Bark gray or gray-brown. Branchlets slender, glabrous; winter buds purplish brown, ovoid, scales ciliate along margin. Leaves persistent; petiole 1-1.5 cm, slender, glabrous; leaf blade abaxially pale white, adaxially shiny, elliptic to ovate-oblong, 5-9 × 2-4 cm, thickly leathery, abaxially glabrous, adaxially glabrous, 3-veined at base, veins prominent abaxially, inconspicuous adaxially, lateral veins 4-7 pairs, base rounded, margin entire, apex acuminate or acute. Inflorescence terminal, corymbose. Pedicel ca. 1 cm, slender, slightly pubescent. Sepals 5, yellowish green, oblong. Petals 5, obovate-oblong. Stamens 8, 3-4 mm in staminate flowers, much shorter in pistillate flowers; filaments glabrous. Disk extrastaminal. Ovary glabrous. Fruit brownish yellow; nutlets convex, ca. 7 × 5 mm; wing including nutlet 2-2.5 cm. Fl. Mar-Apr, fr. Aug-Sep.
● Forests; 500-1000 m. Fujian, N Guangdong, N Guangxi, Jiangxi, E Sichuan.