钻刺锥 zuan ci zhui

Trees ca. 25 m tall. First-year branchlets dark brown, glabrous. Petiole ca. 1.5 cm; leaf blade oblong to lanceolate, 7-14 × 3-5 cm, firmly papery, abaxially covered with reddish brown to yellowish brown, small, lamellate waxy scalelike trichomes but soon glabrescent, base rounded to very acute and sometimes slightly inaequilateral, margin from middle to apex with shallow teeth or rarely entire, apex acute to caudate; midvein adaxially impressed; secondary veins 11-14 on each side of midvein. Infructescences ca. 11 cm; rachis 3-4 mm thick, glabrous. Cupules blackish brown, globose, 1.5-2 cm in diam., wall ca. 1 mm thick; bracts spinelike, scattered, conical, 2-5 cm, yellowish gray pubescent and with small, lamellate, waxy scalelike trichomes, base wide. Nut 1 per cupule, slightly flat-conical, ca. 1.2 × 1.5 cm, densely brown pilose; scar basal, ca. 1.3 cm in diam. Fr. Dec.

* Broad-leaved evergreen forests; 700-900 m. Guangdong, Guangxi