Description from Flora of China
Quercus baronii f. capillata Kozlov; Q. baronii var. capillata (Kozlov) Liou; Q. baronii var. pendula S. Y. Wang & C. L. Chang; Q. kozloviana Liou; Q. pseudoserrata Liou.
Shrubs or trees to 15 m tall, semievergreen. Branchlets and abaxial surface of blades with grayish white stellate pubescence on 1st-year growth, usually glabrescent. Petiole 3-7 mm, yellowish gray tomentose; leaf blade ovate-lanceolate, 3-6 × 1.3-2 cm, loose stellate pubescent when young; midvein abaxially with yellowish gray villous hairs, glabrescent, base rounded to broadly cuneate, margin apical 1/3 or more sharply serrate, apex acuminate; secondary veins 6 or 7 on each side of midvein and slightly protruding from margin; tertiary veins abaxially slender, evident to inconspicuous. Female inflorescences 1-1.5 cm; cupules 1-several. Infructescence with 1 or 2 cupules; rachis 0.5-1.5 cm, thinly tomentose, glabrescent. Cupule cupular, 0.8-1 × 1.2-1.8 cm, enclosing 1/2-2/3 of nut; bracts subulate, 3-5 mm, inflexed, grayish pubescent. Nut ovoid to ellipsoid, 1.5-1.8 × 1-1.2 cm, apex flat or slightly depressed; scar 4-5 mm in diam., slightly raised; stylopodium ca. 2 mm, white pubescent. Fl. Apr, fr. Sep of following year.
* Mixed mesophytic forests, frequently on limestone; 500-2200 m. Gansu, Henan, Hubei, Hunan, Shaanxi, Shanxi, Sichuan