bibe1408 Occatillo and beavertail cactus in bloom. Big Bend National Park, Texas, USA. http://www.terragalleria.com/parks/np-image.bibe1408.html bibe1412 Occatillo and tuff. Big Bend National Park, Texas, USA. http://www.terragalleria.com/parks/np-image.bibe1412.html bibe1413 Occatillo and tuff. Big Bend National Park, Texas, USA. http://www.terragalleria.com/parks/np-image.bibe1413.html bibe1415 Purple flowers and occatillo. Big Bend National Park, Texas, USA. http://www.terragalleria.com/parks/np-image.bibe1415.html sagu1245 Occatillo detail. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu1245.html sagu21011 Ocatillo and Saguaro cactus on hillside. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu21011.html sagu32831 Brittlebush and ocotilo. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32831.html sagu32832 Brittlebush and ocotilo. Saguaro National Park, Arizona, USA. http://www.terragalleria.com/parks/np-image.sagu32832.html usaz20166 Ocotillo and cactus on a slope. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz20166.html usaz33439 Close-up of Ocatillo bloom. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz33439.html usaz8872 Ocotillo and cactus on a slope. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz8872.html usaz8880 Ocotillo and cactus on a slope. Organ Pipe Cactus National Monument, Arizona, USA http://www.terragalleria.com/america/arizona/organ-pipe-cactus/picture.usaz8880.html usca9723 Desert wildflowers and Ocatillo. Anza Borrego Desert State Park, California, USA http://www.terragalleria.com/california/picture.usca9723.html usca9724 Desert wildflowers and Ocatillo. Anza Borrego Desert State Park, California, USA http://www.terragalleria.com/california/picture.usca9724.html usca9725 Cactus in bloom and Ocatillo,. Anza Borrego Desert State Park, California, USA http://www.terragalleria.com/california/picture.usca9725.html usca9726 Cactus in bloom and Ocatillo,. Anza Borrego Desert State Park, California, USA http://www.terragalleria.com/california/picture.usca9726.html