柄果柯 bing guo ke

Pasania longipedicellata Hickel & A. Camus, Bull. Mus. Natl. Hist. Nat. 34: 365. 1928; Lithocarpus podocarpus Chun.

Trees to 20 m tall. Branches glabrous. Petiole 1-1.5 cm; leaf blade elliptic, ovate, or ovate-elliptic, 8-15 × 3-6 cm, subleathery, abaxially with adherent, waxy scalelike trichomes and glaucous when dry, adaxially glabrous, base broadly cuneate, margin entire or sometimes undulate, apex acuminate to acute with tip obtuse to rounded; secondary veins 9-14 on each side of midvein, abruptly curving apically near margin but usually not fusing; tertiary veins abaxially slender, evident or not visible. Male inflorescences in a panicle or solitary in axils of leaves; rachis light yellowish gray scurfy. Female inflorescence 3-5 cm; cupules solitary, scattered on rachis soon after anthesis. Infructescence rachis base 8-10 mm thick, thicker than branches. Cupule discoid, 1.2-1.5 cm in diam., enclosing basal part or rarely to middle of nut, wall less than 1 mm thick; bracts sometimes entirely or partly united into concentric rings, triangular, tiny but visible under lens, tawny scurfy. Nut depressed globose to subglobose, 1-1.4 × 1.2-2.2 cm, ± white glaucous, base flat, wall 0.5-1 mm thick; scar 0.7-1.8 cm in diam., concave. Fl. Oct-Jan, Fl. Oct-Jan of following year.

Scattered in broad-leaved evergreen forests; below 1200 m. W Guangxi, Hainan, SE Yunnan [N Vietnam]