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Quercus yonganensis | |
Author | L.G.Lin & C.C Huang 1991 Guihaia 11: 10 |
Synonyms | Cyclobalanopsis
yonganensis
(Lin & Huang) Hsu & Jen 1993 |
Local names | yong
an qing gang; |
Range | China (Fujian) ; 1000-1400 m ; |
Growth habit | reaches
20 m tall; |
Leaves | 13-18 x 4-6 cm; lanceolate to oblong; chartaceous, thick; apex acuminate; base slightly truncate or sometimes auricled; margin denticulate; concolorous when young, becoming glaucous and hairless beneath; midrib impressed adaxially; 14-17 vein pairs; tertiary veins reticulate; petiole 2.5-4 cm long; |
Flowers | |
Fruits | acorn
1.4-1.8 cm long, 1.2-1.8 cm in diameter; ovoid or subglobose; cup 0.6-1.2
cm long, 1.4-1.8 cm wide, with 6-7 concentric rings covered outside with
yellowish brown hairs; margin of rings entire (except the 2-3 basal ones
that are irregularly denticulate); |
Bark, twigs and |
twigs
brown-purple, thick; |
Hardiness zone, habitat | not hardy; |
Miscellaneous | -- Sub-genus Cerris, Section
Cyclobalanopsis; |
Subspecies and varieties |
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Pictures |