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FOC | Family List | FOC Vol. 4 | Fagaceae | Lithocarpus

61. Lithocarpus magneinii (Hickel & A. Camus) A. Camus, Riviera Sci. 18: 41. 1931[1932].

黑家柯 hei jia ke

Pasania magneinii Hickel & A. Camus, Ann. Sci. Nat., Bot., ser. 10, 3: 405. 1921.

Trees 5-25 m tall. Young parts with oily resin when dry; branchlets and petioles drying blackish. Petiole 1-1.5 cm; leaf blade obovate-oblong to elliptic, 8-15 × 4-6 cm, papery, abaxially with waxy scalelike trichomes and glaucous when dry, base broadly cuneate, margin entire, apex abruptly acute with a blunt tip to caudate; secondary veins 7-10 on each side of midvein; tertiary veins abaxially slender, obscure, subparallel. Male inflorescences solitary in axils of leaves or in a panicle. Female inflorescences usually 6-10 cm; cupules in clusters of ca. 3, rarely solitary, scattered on basal part of rachis; stalk of cupule clusters 3-8 mm × 3-4 mm, to 7 mm thick in fruit. Infructescence rachis thicker than branches from which it arises, sparsely lenticellate; lenticels conspicuous. Cupule bowl-shaped, 1-1.5 × 1.6-2.2 cm, enclosing 2/3-4/5 of nut, with 6-8 linear concentric rings, wall 1.5-2.5 mm thick. Nut broadly conical to depressed globose, 1.2-1.6 × 1.8-2 cm, covered with tawny, appressed, silky minute hairs, wall ca. 1.5 mm thick; scar 1.2-1.5 cm in diam., concave. Fl. Feb-Apr, fr. Feb-Apr of following year.

Broad-leaved evergreen forests; 700-1200 m. SE Yunnan [Laos, N Vietnam]


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