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

108. Lithocarpus brevicaudatus (Skan) Hayata, Icon. Pl. Formosan. 6 Suppl.: 72. 1917.

岭南柯 duan wei ke

Quercus brevicaudata Skan in F. B. Forbes & Hemsley, J. Linn. Soc., Bot. 26: 508. 1899; Lithocarpus brevicaudatus var. pinnativenus Yamamoto; L. impressivenus (Hayata) Hayata; L. impressivenus var. falcatocaudata Yamamoto; Pasania brevicaudata (Skan) Schottky; Q. impressivena Hayata; Synaedrys brevicaudata (Skan) Koidzumi.

Trees 10-15 m tall. Branchlets of current year purplish brown, sulcate. Petiole 2-3 cm; leaf blade usually ovate, sometimes elliptic, oblong, or suborbicular, 6-15 × 4-6.5 cm, leathery, abaxially with pulverulent scalelike glands, base broadly cuneate, subrounded, or acute, ± auriculate, and sometimes asymmetric, margin entire, apex acute, acuminate, or long caudate; secondary veins 9-13 on each side of midvein; tertiary veins abaxially inconspicuous, reticulate. Male inflorescences arranged in a panicle, 4-8 cm; rachis tawny puberulent. Female inflorescences 8-10 cm; cupules in clusters of 3-5, rarely solitary. Cupule disc-shaped to cupular, rarely to 7 mm, 1.4-2 cm in diam., enclosing 1/8-1/6 of nut, outside tawny puberulent, wall to 3 mm and woody near base; bracts imbricate, triangular to rhomboid, squamose. Nut broadly conical, 1.4-2.2 cm in diam., often ± white farinose, apex shortly pointed or flat, wall ca. 3 mm thick near base; scar at base of nut, 0.9-1.2 cm in diam., concave. Fl. May-Jul, fr. Sep-Nov of following year.

* Mixed mesophytic forests, 300-1900 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hubei, Hunan, Jiangxi, Sichuan, Taiwan, Zhejiang

Very close to Lithocarpus hancei, and further studies may show that they are conspecific.


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