Several of these large, charismatic cacti were seen in the rocky areas of Joshua Tree NP south of Cottonwood Spring.
These cacti were fairly common in the Palm Canyon section of Anza Borrego State Park. Elevation around 900 ft.
Barrel cactus in full bloom with yellow flowers.
This cactus is round and resembles a spherical watermelon. It has spikes around it and they grow in clumps.
Ferocactus cylindraceus is a species of barrel cactus which is known by several common names, including California barrel cactus, Desert barrel cactus, and miner's compass. It was first described by George Engelmann in 1853.