
Photos: Arizona's iconic saguaro cactus
A mature saguaro cactus grows at Boyce Thompson Arboretum.Eli Imadali/The RepublicThe saguaro cactus (Carnegiea gigantea) was named for philanthropist Andrew Carnegie.Rob Schumacher/The RepublicSnow sticks to a saguaro cactus at the Reata Pass in …