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2000 California Academy of Sciences   cc-by-nc-sa-3.0

Caltha (Marsh Marigold) is a genus of perennial herb in the family Ranunculaceae. They are native to The Contiguous United States, Canada, and Alaska.

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EOL has data for 13 attributes, including:

Known occurrences, collected specimens and observations of marsh marigold. View this species on GBIF