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Quercus tarokoensis | |
Author |
Hayata 1918 Icon. Pl. Formosan. 7: 38 Diagnosis here |
Synonyms | |
Local names | tai lu ge li ; |
Range | East Taiwan
(Taroko National Park); 400-1300 m; |
Growth habit | usually a shrub,
but reaches 12 m tall; |
Leaves | 2-4 x 1.5-2.8
cm; evergreen; leathery; oval-oblong; apex acute to obtuse; base more
or less cordate; margin toothed (3-5 pairs of spiniform teeth); both faces
hairless, but sometimes stellate hairs along midrib above and beneath;
5-8 pairs of secondary veins, parallel, inconspicuous above; petiole 3-5
mm long, brown tomentose; |
Flowers | June-July;
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Fruits | acorn ovoid or subglobose, 1.4-1.8 cm long, 0.8-1 cm wide, glabrous; enclosed 1/2 by cup; cup 1.2 cm wide, 0.7 cm high, with small, ovate to triangular, appressed, tomentose scales except at tip; small basal scar 3 mm in diameter; maturing the following year in November-December. |
Bark, twigs and |
bark
reddish to grey brown; twigs slender, grey brown pubescent at first, becoming
glabrous, with brownish orbicular lenticels; |
Hardiness zone, habitat | not
hardy; prefers calcareous soils; |
Miscellaneous | -- A. Camus : tome 2, p. 19;
-- Belongs to the Sub-Genus Cerris, Section, Ilex, according to Denk & Grimm 2010; -- Differs from Q. spinosa in having more acute, smaller, thinner and less wrinkled leaves; -- Close relationship with Q. variabilis, Q. dolicholepis and Q. baronii; |
Subspecies and varieties |
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Pictures |
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