1999 California Academy of Sciences   cc-by-nc-sa-3.0

Colias is a genus of butterflies in the family Pieridae. They visit flowers of Senecio triangularis, smooth phlox, Foeniculum vulgare, and Baldwin's ironweed. They are diurnal.

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EOL has data for 9 attributes, including:

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