It is difficult to imagine a more evocative botanical symbol of the Sonoran desert than the Saguaro cactus. Towering above other plants and animals around it, branching arms raised toward the sky in a posture reminiscent of the human gesture of both prayer and blessing, this giant of the Cactaceae family hold pride of place in both the ecology, as well as the mythology of post pre- and post-colonial human inhabitants, of the region.