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Western Columbine (Aquilegia formosa Fisch. ex DC.)

The USDA PLANTS database lumps Foster's columbine (Aquilegia fosteri) in with this species, not even recognizing any varieties or subspecies of this one, but we follow the treatment of POWO and BONAP, which considers that a separate species.

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Range - Expand

Native or Not Present

This tentative map is based on our own research. It may have limited data on Canada and/or Mexico, and there is some subjectivity in our assignment of plants as introduced vs. expanded. Read more in this blog post.