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Title/Descriptionsort ascending Location Date
Opuntia fulgida Mexico, Sonora 1931-12-11
Opuntia fulgida Mexico, Sonora 1931-12-11
Opuntia fulgida Mexico, Sonora 1931-12-11
Opuntia fulgida Mexico, Sonora 1931-12-11
Opuntia fulgida Mexico, Sonora 1931-12-11
Opuntia fulgida Mexico, Sonora 1931-12-11
Opuntia fulgida Mexico, Sonora 1931-12-11
Opuntia fulgida Mexico, Sonora 1931-12-11
Open grassland Mexico, Sonora 1931-12-06
Open grassland Mexico, Sonora 1931-12-06
Mr. Bridge United States, Arizona, Saguaro Forest 1931-02-22
Megalocereus Mexico, Sonora 1931-12-10
Megalocereus Mexico, Sonora 1931-12-10
Megalocereus Mexico, Sonora 1931-12-10
Lunch, People Mexico, Sonora 1931-12-07
Lophocereus schottii Mexico, Sonora 1931-12-07
Lophocereus schottii Mexico, Sonora 1931-12-07
Lophocereus schottii Mexico, Sonora 1931-12-11
Lemairocereus Thurberi, etc. Mexico, Sonora 1931-12-06
Lemairocereus Thurberi, etc. Mexico, Sonora 1931-12-06
Lemairocereus thurberi Mexico, Sonora 1931-12-07
Lemairocereus thurberi Mexico, Sonora 1931-12-06
Lamairocereus thurberi Mexico, Sonora 1931-12-10
Lamairocereus thurberi Mexico, Sonora 1931-12-10
Jatropha, Schinus like, etc. Mexico, Sonora 1931-12-09
Island at Keno Bay, Fishery Mexico, Sonora 1931-12-09
Hilaria, Prosopis, Acacia Mexico, Sonora 1931-12-06
Hilaria, Prosopis, Acacia Mexico, Sonora 1931-12-06
Hilaria, Bouteloua, Ironwood, etc. Mexico, Sonora 1931-12-07
Hermosillo Mexico, Sonora 1931-12-11
Hermosillo Mexico, Sonora 1931-12-11
Grassland and Quercus Emoryi Mexico, Sonora 1931-12-05
Grassland and Quercus Emoryi Mexico, Sonora 1931-12-05
Grassland and Quercus Emoryi Mexico, Sonora 1931-12-05
Grasses, vegetation Mexico, Sonora 1931-12-05
Grasses, vegetation Mexico, Sonora 1931-12-05
Grandstand Mexico, Sonora 1931-12-11
Good shot of forest United States, Arizona, Saguaro Forest 1931-02-22
General view of Forest United States, Arizona, Saguaro Forest 1931-02-22
General view of forest United States, Arizona, Saguaro Forest 1931-02-22
Gaertneria, Pachycereus, etc. Mexico, Sonora 1931-12-10
Frankenia, Ocotillo, Gutierrezia, etc. Mexico, Sonora 1931-12-09
Encelia, mesquite, etc. Mexico, Sonora 1931-12-10
Encelia, Jatropha, Covillea, etc. Mexico, Sonora 1931-12-11
Echinocereus detail Mexico, Sonora 1931-12-06
Detail of Pachycereus Mexico, Sonora 1931-12-07
Detail of Pachycereus Mexico, Sonora 1931-12-07
Detail of Hilaria, Acacia, Prosopis Mexico, Sonora 1931-12-06
Copal tree, Ironwood, Encelia Mexico, Sonora 1931-12-06
Cereus giganteus, old dead tree United States, Arizona, Saguaro Forest 1931-02-22

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