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2005 California Academy of Sciences   cc-by-nc-sa-3.0

Alnus rubra (Oregon Alder) is a species of tree in the family Betulaceae. They have a self-supporting growth form. They are native to Canada, United States, Alaska, The Contiguous United States, and Western North America. They have simple, broad leaves and red flowers. Individuals can grow to 31 m.

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EOL has data for 88 attributes, including:

Known occurrences, collected specimens and observations of Oregon Alder. View this species on GBIF