Fraxinus latifolia Benth., Bot. Voy. Sulphur: 33 (1844) (syn: Fraxinus americana subsp. oregona (Nutt.) Wesm. ; Fraxinus californica Dippel ; Fraxinus oregona Nutt. ; Fraxinus oregona var. glabra Lingelsh. ; Fraxinus oregona var. latifolia (Benth.) Lingelsh.; Fraxinus oregona f. pulverulenta Dieck ex Beissn. ; Fraxinus oregona var. riparia Nutt. ; Fraxinus pennsylvanica subsp. oregona (Nutt.) G.S.Mill.);
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SW. Canada (Vancouver Island) to California: British Columbia, California, Oregon, Washington as per POWO;
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Help with ID of tree from California-08082025-1: 3 high res. images.
Please help with the ID of tree photographed from Fremont California in April.
Could be Fraxinus latifolia Benth. also.
Fraxinus americana not distributed in California, F. latifolia looks good.
(White Ash) is not native to California but is commonly planted in the state for landscaping purposes, such as the ‘Autumn Purple’ variety at Stanford University. While the native ash species in California is different, you may encounter White Ash in urban or cultivated settings.
Fraxinus americana is not a native species in California; it is an introduced species.
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References:
POWO
https://en.wikipedia.org/wiki/Fraxinus_latifolia
https://calscape.org/Fraxinus-latifolia-(Oregon-Ash)
https://www.treesandshrubsonline.org/articles/fraxinus/fraxinus-latifolia/
https://www.inaturalist.org/taxa/63878-Fraxinus-latifolia
https://plants.ces.ncsu.edu/plants/fraxinus-latifolia/