How many cactus types are there in Arizona?

Arizona is home to over 60 different species of cacti, representing a diverse range of types and sizes. The most iconic among them is the Saguaro cactus, which is native to the Sonoran Desert. Other notable species include the Organ Pipe cactus, Barrel cactus, and Cholla cactus. This rich biodiversity makes Arizona a key area for cactus enthusiasts and researchers alike.