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by Natalie Neal
Full view of cactus and surrounding shrubs, "In Saguaro National Monument," Arizona. (Vertical Orientation) by The U.S. National Archives, via Flickr
Frailejones in northern Ecuador. by Smithsonian Institution
cacti and white containers
No. 12. Cereus giganteus, Arizona. Digital ID: 416604. O'Sullivan, Timothy H. -- Photographer. 1871-1873