cacti in the stone desert in the foothills, golden prickly pear (opuntia aurea, o. basilaris var. aurea), california

stone desert opuntia aurea basilaris america american argentina arid arizona blossoming botany bristles cacti cactus garden cactuses california cholla colorado day ecosystems flowers deserts dry fallax glochids golden green humifusa jumping lobivia mojave pear plant prickly public lands silver spines teddy bear thorns usa