california barrel cactus, compass barrel (ferocactus cylindraceus) and engelmann prickly pear

engelmann prickly pear arid arizona beavertail bristles cacti cactus garden cactuses california cholla desert ecosystems flowers flora glochids golden hot humifusa jumping landscape mojave opuntia pink plant silver spine succulent teddy bear thorns vegetation wildlife scenery grow barrel compass cylindraceus aerial view arborescent deserts succulents 039 hardy rock wild wilderness