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 White Thistle (Cirsium hookeranum) (20th century) + Add to album 1 White Thistle (Cirsium hookeranum) (20th century) image courtesy of Smithsonian American Art Museum | All Rights Reserved