the saguaro is an arborescent tree-like cactus

america ancient apache arborescent area arid arizona building cactus carnegiea central cliff county desert dry dwelling ecoregion edge forest formation genus gila green habitat historic history indian inspirational lake landscape lies magnificent majestic monotypic monument mountains national native nature northeastern outdoor outside park rock rustic saguaro sandstone scenic serene sonoran southwest spaces species spring state states stone sunny superstition tonto tourism trail travel tree united usa wall water wilderness