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Quercus macrocalyx, Cyclobalanopsis fleuryi

Leaf and influrescens are not drawn on same scale.

Author: Hickel & A.Camus 1931: Quercus macrocalyx (Hickel & A.Camus) Synonyms: M. Deng & Z.K.Zhou 2005, fleuryi Hickel & A. Camus 1923, Cyclobalanopsis fleuryi (Hickel & Camus) Chun ex Q.F.Zheng 1982 , tsoi Chun ex Menitsky 1976 , Cyclobalanopsis austroyunnanensis Hu 1951 , Cyclobalanopsis nengpulaensis H.Li & Y.C.Hsu 1992 , megalocarpa A.Camus 1948 , xanthoclada Drake 1890 (A.Camus = n° 6) , Cyclobalanopsis xanthoclada (Drake) Schottky 1912

Height: Up to 25 m tall; not hardy. Range: prefers granitic soil and wet mountain subtropical forests; Laos, Vietnam, China (Fujian, Guangdong, Guangxi, Guizhou, Hainan, Jiangxi, Tibet, Yunnan)

Acorn: 3-4 cm long, 2-3 cm in diameter, 4-5 together on a 7 mm thick rachis (thicker than twig), 2/3 or almost all covered by thick cup; cupule campanulate to cylindric, thick, with brown pubescence inside and outside, with feltlike orangish brown indumentum with 9-13 yellowish white pubescent, subentire rings; basal scar convex ; stylopodium persistent ; maturing in 2 years; References: (1), (2), (3) Photographs of specimen: (4) (5)

Leaves: 13-24 x 4-8 cm; elliptic-ovate or oblong-elliptic; apex acute to shortly acuminate; base cuneate; glabrous on both sides (young leaves densely orange brownish tomentose); whitish beneath; margin entire or with small teeth near apex; midvein slightly raised above; 10-15 veins pairs prominent beneath;  tertiary veins conspicuous; petiole 1 cm long, tomentose at first, becoming glabrous;  References: (1)(2)(3) Photograph: (4)

Illustration: Pigment ink on 2.5"x3.5" Bristol board

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