General data | Classifications | List of species | Local names | Back to home page |
Quercus sadleriana | |
Author | R.Br.ter. 1871 Ann. Mag. Nat. Hist. IV, 7: 249 |
Synonyms | |
Local names | |
Range | SW
Oregon; NW California (Siskiyou Mountains); often associate with Picea
breweriana; to 2200 m ; |
Growth habit | 0.5-1 m tall, sometimes to 2.5 m; rhizomatous; |
Leaves | 8-13
x 4-5 cm; evergreen or nearly so; thick; apex acuminate; base rounded;
margin toothed; dark green, glabrous above; pale green, bloomy, slightly
hairy beneath (stellate hairs); 10-15 vein pairs, raised beneath; petiole
hairless, yellow, 1.5-2.5 cm long; |
Flowers | spring;
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Fruits | acorn
1.7-2 cm long, 1.2-1.5 cm in diameter; ovoid; subsessile; enclosed 1/3
by cup; cup funnel-shaped, with grey, slightly warty scales; maturing
in 1 year; cotyledons distinct; |
Bark, twigs and |
bark
grey, smooth; twigs brown, bloomy, glabrous; buds scaly, yellowish, globose,
8-10 mm in diameter, with silky scales; |
Hardiness zone, habitat | hardy (zone 7); prefers acidic, moist soils; |
Miscellaneous | -- A. Camus : n° 188; -- Sub-genus Quercus, section Ponticae; -- Looks like Q.pontica; |
Subspecies and varieties |
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Pictures |
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