The Giant Saguaro is not the only resident of the Sanoran Desert. A wide variety of plantlife has manged to adapt to it's harsh conditions. Here is a representative sample.
Agave
Barrel Cactus
Pencil Cholla
Teddy Bear Cholla
Ocotillo
Brittlebush
Soap Tree Yucca
Jumping Cholla
Prickly Pear
Hedgehog Cactus
Mesquite
Foothill Palo Verde
Click image to enlarge.
Cactus Varieties of Sanora