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California Oak Mortality Task Force - http://www.cnr.berkeley.edu/comtf/
Addresses the issue of elevated levels of oak mortality through research, management, education and public policy. Contains monthly updates, distribution maps, symptoms, and educational materials. |
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California Oaks Foundation - http://www.californiaoaks.org/
Non-profit educational organization committed to preserving the state's oak forest ecosystem and its rural landscapes. |
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Quercus palustris - http://www.fs.fed.us/database/feis/plants/tree/quepal/all.html
Distribution and occurrence; value and use; characteristics; and fire ecology. |
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Quercus shumardii - http://www.fs.fed.us/database/feis/plants/tree/queshu/all.html
Distribution and occurrence; value and use; characteristics; and fire ecology. |
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Quercus nigra - http://www.fs.fed.us/database/feis/plants/tree/quenig/all.html
Distribution and occurrence; value and use; characteristics; and fire ecology. |
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Quercus canariensis - http://ip30.eti.uva.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=1761
Diagnostic features, habitat and distribution of Algerian oak. |
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Quercus cerris - http://ip30.eti.uva.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=1758
Photograph, diagnostic features, habitat and distribution of Turkey oak. |
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Quercus petraea - http://ip30.eti.uva.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=1762
Photograph, diagnostic features, habitat and distribution of sessile oak. |
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Quercus oleoides - http://www.cybertruffle.org.uk/vinales/eng/quercus_oleoides.htm
Description of this evergreen tree, with photographs of leaves, flowers and bark. |
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Sessile Oak: Quercus petraea - http://www.forestry.gov.uk/forestry/infd-5nlj46
Illustrated description of this species, its associated wildlife and its timber. |