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

3. Fagus hayatae Palibin in Hayata, J. Coll. Sci. Imp. Univ. Tokyo. 30(1): 286. 1911.

台湾水青冈 tai wan shui qing gang

Fagus hayatae var. zhejiangensis M. C. Liu & M. H. Wu ex Y. T. Chang & C. C. Huang; F. pashanica C. C. Yang.

Trees to 20 m tall. Winter buds to 1.5 cm. Leaf blade rhomboid-ovate, 3-7 cm, covered with silky pubescence when young, glabrescent except for glandular dots and tufts of hair on midvein and abaxially on axils of secondary veins, base broadly cuneate to nearly rounded, apex acute to shortly acuminate; veins blackish when dry; midvein flexuous toward apex; secondary veins 5-9 on each side of midvein, ending in teeth. Peduncle 0.5-2 cm, pilose. Cupule 7-10 mm; bracts linear, recurved, 1-3 mm, pilose. Nut as long as cupule, with very small wings near apex. Fl. Apr-May, fr. Aug-Oct.

* Mountain ridges and summits in deciduous forests; 1300-2300 m. Hubei, Hunan, Shaanxi, Sichuan, N Taiwan, Zhejiang.

Occurs in three disjunct areas; the plants from each area are slightly different and have been treated as taxonomically distinct.


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