Alan Cressler:
Abies magnifica, Everitt Memorial Highway, Shasta-Trinity National Forest, Siskiyou County, California 2
Alan Cressler:
blythe intaglios, group 5, blm lands, san bernardino county, california 1
Alan Cressler:
borrego palm canyon, anza-borrego desert state park, san diego county, california 2
Alan Cressler:
Boundary Post Bench Mark, San Bernardino County, California, Alan Cressler 1
Alan Cressler:
castle crags from vista point, castle crags state park, shasta county, california 1
Alan Cressler:
clark valley and santa rosa mountains, anza-borrego desert state park, san diego county, california 1
Alan Cressler:
Colorado River, Topock Gorge, Havasu National Wildlife Refuge, Mohave County, Arizona, and San Bernardino County, California 1
Alan Cressler:
Dudleya farinosa, Point Lobos State Reserve, Monterey County, California 1
Alan Cressler:
Echinocactus polycephalus, near Cima Cave, Mojave National Preserve, San Bernardino County, Californai 1
Alan Cressler:
Ferocactus acanthodes, Borrego Palm Canyon, Anza-Borrego Desert State Park, San Diego County, California 1
Alan Cressler:
Fish Kill, Salton Sea, Salton Sea State Recreation Area, New Camp Beach, Riverside County, California 1
Alan Cressler:
Granite Outcrop, Near Boundary Post Bench Mark, San Bernardino County, California 1
Alan Cressler:
hms surprise, maritime museum of san diego, san diego, california 1
Alan Cressler:
Interesting Rock, Bat Cave Wash, Havasu National Wildlife Refuge, San Bernardino County, California 2
Alan Cressler:
Kelso Dunes, Mojave National Preserve, San Bernardino County, California 1
Alan Cressler:
Kelso Dunes, Mojave National Preserve, San Bernardino County, California 2
Alan Cressler:
Kelso Dunes, Mojave National Preserve, San Bernardino County, California 3
Alan Cressler:
larrea tridentata, mojave desert, blm land south of highway 58, west of barstow, san bernardino county, california 1
Alan Cressler:
Letharia vulpina, on Abies magnifica, Everitt Memorial Highway, Shasta-Trinity National Forest, Siskiyou County, California 1
Alan Cressler:
Letharia vulpina, on Abies magnifica, Everitt Memorial Highway, Shasta-Trinity National Forest, Siskiyou County, California 3
Alan Cressler:
Mohave Desert, Looking East with a Thunderstorm in the Distance, Near Needles, San Bernardino County, California 1
Alan Cressler:
mount shasta from bunny flat, shasta-trinity national forest, siskiyou county, california 1
Alan Cressler:
mount shasta from vista point, castle crags state park, shasta county, california 1
Alan Cressler:
ocotillo wells state vehicular recreation area, badlands, imperial county, california 1
Alan Cressler:
ovis canadensis cremnobates, borrego palm canyon, anza-borrego desert state park, san diego county, california 1
Alan Cressler:
ovis canadensis cremnobates, borrego palm canyon, anza-borrego desert state park, san diego county, california 4
Alan Cressler:
ovis canadensis cremnobates, borrego palm canyon, anza-borrego desert state park, san diego county, california 5
Alan Cressler:
ovis canadensis cremnobates, borrego palm canyon, anza-borrego desert state park, san diego county, california 6
Alan Cressler:
Phrynosoma platyrhinos, Boundary Post Bench Mark, BLM Lands, San Bernardino County, California 1
Alan Cressler:
Point Lobos State Preserve, Headland Cove, Monterey County, California 1
