Images Filters Artist Artist... Mary Vaux Walcott (1) Collection Collection... Smithsonian American Art Museum (1) Country Country... USA (1) Continent Continent... North America (1) Medium No options available Category Category... Flora & Fauna (1) Date No options available 1 matching result. Sort orderRelevanceOldest additions firstNewest additions firstOldest painted firstNewest painted first See results on a map View map Thistle (Cirsium arizonica) (13th July 1938) + Add to album 1 Thistle (Cirsium arizonica) (13th July 1938) image courtesy of Smithsonian American Art Museum | All Rights Reserved