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

Papilio rutulus (Western Tiger Swallowtail) is a species of butterflies in the family swallowtail butterflies. They visit flowers of California buckeye, pride of Madeira, butterfly-bush, and desert willow.

EOL has data for 14 attributes, including:

Known occurrences, collected specimens and observations of Western Tiger Swallowtail. View this species on GBIF