Quercus serrata

	Quercus serrata
Author	Thunberg 1784 ; for Govaerts 2007, it is Murray 1784 Syst. Veg. ed. 14, 858
Synonyms	canescens Blume 1850 x donarium Nakai 1915 glandulifera Bl. 1850 glandulifera var. donarium (Nakai) A.Camus 1935 glandulifera var. brevipetioleata (A.DC) Nakai 1924 glandulifera var. stellatopilosa W.H. Zhang glandulifera var. tomentosa B.C.Ding & T.B.Chao 1981 griffithii var. glandulifera Franch. 1899 neoglandulifera Nakai 1922 neoglandulosa Nakai 1934 ningqiangensis S.Z.Qu & W.H.Zhang 1986 Acta Bot. Boreal.-Occid. Sin. 6(1): 52 serrata var. brevipetioleata (A.DC) Nakai 1926 serrata var. tomentosa (Ding & Chao) Hsu & Wei Jen 1993 urticifolia Bl. 1851 urticifolia Bl. var. brevipetioleata A.DC 1864
Local names	bao li; ko-nara;
Range	China, Japan, Korea, Taiwan, West Himalaya; 100 to 3000 m; introduced in Europe in 1893;
Growth habit	reaches 15-20 m tall; elegant habit; much smaller in cultivation; rounded crown;
Leaves	5-15 x 2.5-4cm; deciduous; oboval or narrowly oval; leathery; apex pointed; base cuneate or slightly rounded; margin with 6-12 pairs of incurved teeth, glandular-tipped; densely hairy when young, becoming glabrescent, mainly beneath; 7-14 vein pairs; subsessile or with a short, glabrous petiole (to 3 cm);
Flowers	March-April; pistillate inflorescences 1.5-3 cm long;
Fruits	acorn 1.7-2 cm long; ovoid or subglobose, mucronate, brown, hairless; solitary or several together on a short stalk; enclosed 1/4 to 1/3 by cup; cup shallow, with appressed, hairy, triangular scales; maturing in 1 year;
Bark, twigs and buds	bark grey or dark reddish brown, slightly furrowed longitudinaly; young shoot with silky, appressed hairs, then glabrescent;
Hardiness zone, habitat	hardy; inhabits broad-leaved deciduous forests; all types of soils; slow growing;
Miscellaneous	-- A.Camus : n° 142; -- Sub-genus Quercus, Section Quercus, Series Roburoid; -- Hybrids with Q. yunnanensis; -- Q. x urticifolia is considered todays as a hybrid between Q. aliena and Q. serrata; its synonyms are Q. x donarium, Q. x major, Q. serrata var. latifolia, serrata var. longicarpa and serrata var. pseudovariabilis
Subspecies and varieties	-- subsp serrata : the type described -- subsp mongolicoides H.Ohba 2006, North of Japan. --The variety brevipetiolata (petiole 3-5 cm long) is found essentially in China, rarely in Japan; -- Q. monnula Hsu & Wei Jen 1979, in Sichuan and Yunnan, Acta Bot. Yunnan. 1: 148, is probably a hybrid between Q.serrata and Q.aliena. For Menitsky (1974) it is a synonym of Q.griffithii. Threatened (IUCN Red List Category : CR)
Pictures	drawing More pictures Here

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