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FOC | Family List | FOC Vol. 7 | Lauraceae | Beilschmiedia

27. Beilschmiedia glauca S. K. Lee & L. F. Lau, Acta Phytotax. Sin. 8: 193. 1963.

粉背琼楠 fen bei qiong nan

Trees, up to 23 m tall, whole plant glabrous. Bark gray-brown, irregularly fissured. Branchlets black-brown or brown, shallowly striate. Terminal buds nearly 1 cm, slender, aristate, slightly curved. Leaves alternate; petiole 1.2-2.7 cm; leaf blade abaxially powdery green or powdery brown, adaxially green and shiny, ovate or ovate-lanceolate or broadly elliptic, 7-15 × 3.5-6.5 cm, papery or subleathery, midrib adaxially plane, lateral veins 6-8 pairs, slender, all elevated and reddish brown on both surfaces, veins densely reticulate, foveolate when dry, base subrotund, symmetric or asymmetric on sides, apex shortly acuminate, acuminate, or obtuse, always oblique. Panicles axillary or terminal, 2-10 cm, narrow or congested or ample and lax, few or several branched, few or many flowered, glabrous or sparsely pubescent on rachises. Flowers white. Perianth segments broadly ovate, glabrous outside, pubescent inside. Filaments of 3rd whorl each with 2 glands at base, hairy. Staminodes sagittate, hairy at base. Fruits ellipsoid, 2.5-3.5 × 1.5-2.3 cm, black and smooth when dry, obtuse at both ends; fruiting pedicels ca. 2 mm in diam. Fl. Feb, fr. Aug-Dec.

● Mixed forests on mountain slopes, forests on limestone mountains; ca. 1300 m. Hainan, SE Yunnan.

1 Panicles axillary, 2-6 cm, narrow and congested, few branched, few flowered, wholly glabrous.   27a var. glauca
+ Panicles terminal, up to 10 cm, ample and lax, several branched, many flowered, sparsely pubescent on rachises.   27b var. glaucoides

Lower Taxa


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