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Tony Frates   cc-by-nc-sa

Epilobium ciliatum (American Willowherb) is a species of perennial herb in the family Onagraceae. They have a self-supporting growth form. They are associated with freshwater habitat. They are native to Canada, Borneo, The Contiguous United States, Alaska, and Saint-Pierre Et Miquelon. They have simple, broad leaves. Individuals can grow to 0.76 m.

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EOL has data for 18 attributes, including:

Known occurrences, collected specimens and observations of american willowherb. View this species on GBIF