“Regulus calendula calendula” by Jos. H. Riley (1 Aug 1911) is a public-domain (CC0) artwork, free to view, download and reuse for any purpose. It is catalogued from the open collection of Smithsonian Open Access.

Regulus calendula calendula

Regulus calendula calendula

TitleRegulus calendula calendula
ArtistJos. H. Riley
Date1 Aug 1911 20th century
MediumSkin: Whole
OriginMoose Branch of Smoky River, Alberta, Canada, North America Moose Branch of Smoky River
Holding institutionSmithsonian Open Access
RightsPublic domain (CC0)

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Updated 2026-09-05