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'''''Fraxinus latifolia''''' ('''Oregon ash''') is a member of the ash genus ''[[Fraxinus]]'', native to western [[North America]] on the west side of the [[Cascade Range]] from southwestern [[British Columbia]] south through western [[Washington (U.S. state)|Washington]] and western [[Oregon]] to central [[California]].<ref name=bc>Plants of British Columbia: [http://linnet.geog.ubc.ca/Atlas/Atlas.aspx?sciname=Fraxinus+latifolia ''Fraxinus latifolia'']</ref><ref name=jeps>Jepson Flora Project: [http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?Fraxinus+latifolia ''Fraxinus latifolia'']</ref><ref name=usfs>USDA Forest Service Silvics Manual: [http://www.na.fs.fed.us/pubs/silvics_manual/volume_2/fraxinus/latifolia.htm ''Fraxinus latifolia'']</ref> It can grow to 25 meters in height, with a trunk diameter of 30-80cm. The compound [[leaf|leaves]] are pinnate, 12-33 cm long, with 5-9 leaflets, each leaflet ovate, 6-12 cm long and 3-4 cm broad, and often show signs of disease and brown rot, even on otherwise healthy plants. The [[fruit]] is a [[Samara (fruit)|samara]], 3-5 cm long including the wing.<ref name=bc/><ref name=jeps/> ==Cultivation== The Oregon ash prefers damp, loose soils, and grows from sea level to 900 meters in elevation, up to 1700 m in the south of the range in California. In central southern California, it intergrades with ''[[Fraxinus velutina]]'' (velvet ash) of southern California east into [[Arizona]].<ref name=bc/><ref name=jeps/> ===Propagation=== ===Pests and diseases=== ==Varieties== ==Gallery== <gallery perrow=5> Image:Fraxinus latifolia JPG1Fe.jpg|Leaves of the Oregon ash Image:Upload.png| photo 2 Image:Upload.png| photo 3 </gallery> ==References== <references/> <!--- xxxxx *Flora: The Gardener's Bible, by Sean Hogan. Global Book Publishing, 2003. ISBN 0881925381 --> <!--- xxxxx *American Horticultural Society: A-Z Encyclopedia of Garden Plants, by Christopher Brickell, Judith D. Zuk. 1996. ISBN 0789419432 --> <!--- xxxxx *Sunset National Garden Book. Sunset Books, Inc., 1997. ISBN 0376038608 --> ==External links== *{{wplink}} {{stub}} __NOTOC__
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