Cabeza Prieta National Wildlife Refuge, AZ./ Flowering Ocotillo (Fouquieria splendens) at dawn with the Cabeza Mountains in background. 42000H7

Cabeza Prieta National Wildlife Refuge, AZ./ Flowering Ocotillo (Fouquieria splendens) at dawn in the Cabeza Prieta Mountains. 42000V3

Cabeza Prieta National Wildlife Refuge, AZ / Organ Pipe Cactus (Stenocereus thurberi) with Saguaro cacti (Carnegiea gigantea) in background. This is the furthest NW range of Organ Pipes. 82000V4