台湾青冈 tai wan qing gang

Quercus morii Hayata, J. Coll. Sci. Imp. Univ. Tokyo 30(1): 293. 1911.

Trees to 30 m tall. Branchlets thick, glabrous or arachnoid hairy when young, conspicuously lenticellate. Petiole 1.5-3 cm, glabrous; leaf blade oblong to ovate-elliptic, 6-10 × 2.5-4 cm, glabrous or sparsely sericeous when young, base subrounded to broadly cuneate and slightly oblique, margin apical 1/2 serrate, apex caudate; midvein and secondary veins abaxially prominent, adaxially flat or slightly impressed; secondary veins 8-11 on each side of midvein; tertiary veins abaxially slender, evident. Infructescence 2-3 cm; rachis glabrous, lenticellate. Cupule cupular to campanulate, 1.4-1.8 × 1.5-2 cm, enclosing ca. 1/2 of nut, outside brown velutinous, inside brown tomentose, wall ca. 1 mm thick; bracts in 7 or 8 rings, basal ones divergent from cupule wall, apical ones with margin dentate and apex obtuse. Nut ovoid to cylindric, 1.5-2.5 × 1-1.8 cm, glabrous or rarely hairy, apex rounded; scar ca. 1 cm in diam., flat or slightly convex; stylopodium persistent, ca. 1 mm in diam. Fl. Apr-May, fr. Oct-Nov of following year.

* Broad-leaved evergreen forests in mountains; 1600-2600 m. Taiwan