Description from Flora of China
Trees to 20 m tall. Branchlets slender, dark purple when dry, slightly sulcate, subglabrous, lenticellate; lenticels gray. Petiole slender, 1-1.5 cm; leaf blade ovate-lanceolate, 9-12 × 3-4 cm, abaxially green, farinose, sparsely with stellate hairs, and glabrescent, base rounded to broadly cuneate and sometimes oblique, margin serrate, apex acuminate. Fruit solitary. Cupule saucer-shaped, ca. 3 cm in diam., wall ca. 2 mm thick. Nut ovoid-conical, ca. 2 × 3 cm.
After publication of the family treatment for the Flora of China, this name was synonymized to Quercus brevicalyx A. Camus by Min Deng et al. (Novon 20: 401. 2010).
* Mountains; circa 2500 m. W Yunnan (Yingjiang Xian)