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Quercus arbutifolia | |
Author | Hickel & A.Camus 1923 Bull. Mus. Natl. Hist. Nat. 29: 598 1923. |
Synonyms | obovatifolia C.C. Huang 1978 Cyclobalanopsis obovatifolia (C.C.Huang) Q.F.Zheng 1979 Cyclobalanopsis meihuashanensis Q.F. Zheng 1979 meihuashanensis (Q.F.Zheng) C.C. Huang 1992 Guihaia 12: 303 |
Local names | dao luan ye qing gang ; |
Range | Vietnam; Borneo; China (Fujian, Guangdong, South Hunan); 1600 to 2400 m; |
Growth habit | 2.5-3 (-10) m; often scrubby; |
Leaves | 3.5-6 cm long, 2.5-3 cm wide; leathery, stiff; narrowly oboval to oblong-elliptic; apex rounded, obtuse or emarginate; attenuate at base; margin entire; dark green and glabrous above ; silvery beneath with a few simple stellate hairs and 2-rayed trichomes along midrib, glabrescent; 5-8 pairs of secondary veins, slightly impressed above, raised beneath; tertiary veins not evident; petiole 2-8 mm long, glabrescent; |
Flowers |
female flowers with 3 styles, on a 2 cm long rachis greyish-white or brown pubescent, bearing 1-3 flowers; |
Fruits | acorn 1-2 cm, subglobose, hairless, single or to 3, enclosed 1/3 by the cup; cup half-round, subsessile or on a short peduncle, greyish-brown velvety outside, silky inside, 1.5 cm across, 1cm heigh, attenuate at base, with 6-9 denticulate rings; basal scar 5-8 mm, flat; stylopodium persistent; maturing first year in November |
Bark, twigs and |
young shoots greyish brown pubescent, becoming glabrous; inconspicuous lenticels; |
Hardiness zone, habitat | not hardy; broad-leaves evergreen forest, on slopes and ridges of mountains; |
Miscellaneous | -- A. Camus : tome 1, p. 358,
n° 78 -- Sub-genus Cerris, Section Cyclobalanopsis -- Section Semiserrata, sub-section Chrysotrichae (Menitsky). -- Threatened (IUCN Red List Category : EN) -- Closely related to Q.litseoides Dunn 1909 -- For Govaerts & Frodin, Q. meihuashanensis is a true species in China (Fujian); |
Subspecies and varieties |
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