Cabeza Prieta National Wildlife Refuge, AZ. / Sand Verbena, Abronia villosa, and Desert Club Cholla cactus, Opuntia kunzei, in wind blown Pinta Sands with Sierra Pinta in background. 303H5
Cabeza Prieta National Wildlife Refuge, AZ. / Sand Verbena, Abronia villosa, and Desert Club Cholla Opuntia kunzei, & Birdcage Evening Primrose, Oenothera deltoides, dawn Sierra Pinta Mtns303H7
Cabeza Prieta National Wildlife Refuge, AZ / Cottontop cactus, Echinocactus polycephalus, with the Tinajas Altas Mountains at dawn. 303H7
