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Phoenix, Arizona, United States
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San Tan Mountains, Phoenix, Arizona, USACactaceae
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Phoenix, Arizona, United States
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Phoenix, Arizona, United States
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Saguaro National Park (Tucson), Arizona, USA
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January 7, 2010, Saguaro National Park West
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Phoenix, Arizona, United States
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Phoenix, Arizona, United States
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Phoenix, Arizona, United States
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Phoenix, Arizona, United States
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Phoenix, Arizona, United States
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Phoenix, Arizona, United States
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Tucson, Arizona, United States
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Tucson, Arizona, United States
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Saguaro National Park (Tucson), Arizona, USA
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Phoenix, Arizona, United States
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Phoenix, Arizona, United States
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The giant Saguaro will only start growing in the protection of a nurse plant to shade it. Eventually the Saguaro returns the favor by killing the nurse plant.This was found Feb. 12, 2010 at Sabino Creek, Arizona
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Grand Rapids, Michigan, United States