Vasilis Teodoridis:
Fagaceae | Cyclobalanopsis
49. Cyclobalanopsis glauca (Thunberg) Oersted; Vidensk. Meddel. Dansk Naturhist. Foren. Kj?benhavn. 1866: 78. 1867.
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Quercus glauca Thunberg in Murray; Syst. Veg.; ed. 14; 858. 1784; Cyclobalanopsis glauca var. kuyuensis (J. C. Liao) J. C. Liao; C. repandifolia (J. C. Liao) J. C. Liao; Q. glauca var. kuyuensis J. C. Liao; Q. longipes Hu; Q. repandifolia J. C. Liao; Q. sasakii Kanehira; Q. vaniotii H. Léveillé.
Trees to 20 m tall. Branchlets glabrous. Petiole 1-3 cm; leaf blade obovate to oblong-elliptic; 6-13 x 2-5.5 cm; often wider apically from middle; leathery; abaxially often becoming pruinous and with prostrate white simple or scalelike hairs but glabrescent; adaxially glabrous; base rounded to broadly cuneate; margin apical 1/2 remotely serrate; apex acuminate to somewhat caudate; secondary veins 9-13 on each side of midvein; tertiary veins abaxially inconspicuous. Infructescences 1.5-3 cm; with 2 or 3 fruit. Cupule bowl-shaped; 6-8 mm x 0.9-1.4 cm; enclosing 1/3-1/2 of nut; outside white puberulent or glabrous; inside white sericeous; bracts in 5 or 6 rings; crowded; margin entire or denticulate. Nut ovoid; oblong-ovoid; or ellipsoid; 1-1.6 x 0.9-1.4 cm; glabrous or rarely hairy; scar ca. 5 mm in diam.; flat or slightly convex. Fl. Apr-May; fr. Oct.
Broad-leaved evergreen forests and mixed mesophytic forests on mountain slopes or in valleys; below 100-2600 m. Anhui; Fujian; Gansu; Guangdong; Guangxi; Guizhou; Henan; Hubei; Hunan; Jiangsu; Jiangxi; Shaanxi; Sichuan; Taiwan; Xizang; Yunnan; Zhejiang [Afghanistan; Bhutan; N India; Japan; Kashmir; Korea; Nepal; Sikkim; Vietnam]