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Title/Description Location Datesort descending
Curly mesquite, mimosa brushland, Prosopis, Fouquieria, etc. Mexico, Sonora 1933-12-03
Curly mesquite, mimosa brushland, Prosopis, Fouquieria, etc. Mexico, Sonora 1933-12-03
Mammillaria standleyi Mexico, Sonora 1933-12-03
Panorama, shows hills and desert with all vegetation named, mountains in background. Area is west of Altar. Mexico, Sonora 1933-12-04
Panorama, shows hills and desert with all vegetation named, mountains in background. Area is west of Altar. Mexico, Sonora 1933-12-04
Detail of rock surface Mexico, Sonora 1933-12-04
Panorama, shows hills and desert with all vegetation named, mountains in background. Area is west of Altar. Mexico, Sonora 1933-12-04
Panorama, shows hills and desert with all vegetation named, mountains in background. Area is west of Altar. Mexico, Sonora 1933-12-04
Panorama, shows hills and desert with all vegetation named, mountains in background. Area is west of Altar. Mexico, Sonora 1933-12-04
Panorama, shows hills and desert with all vegetation named, mountains in background. Area is west of Altar. Mexico, Sonora 1933-12-04
Panorama, shows hills and desert with all vegetation named, mountains in background. Area is west of Altar. Mexico, Sonora 1933-12-04
Panorama, shows hills and desert with all vegetation named, mountains in background. Area is west of Altar. Mexico, Sonora 1933-12-04
Panorama, shows hills and desert with all vegetation named, mountains in background. Area is west of Altar. Mexico, Sonora 1933-12-04
Panorama, shows hills and desert with all vegetation named, mountains in background. Area is west of Altar. Mexico, Sonora 1933-12-04
Opuntia Santa Rita, close up Mexico, Sonora 1933-12-04
Detail of Opuntia Santa Rita close up Mexico, Sonora 1933-12-04
Plain veg., desert and grass Mexico, Sonora 1933-12-04
Plain veg., desert and grass Mexico, Sonora 1933-12-04
Cheilanthes (close up) Mexico, Sonora 1933-12-04
Riccia, abundant Mexico, Sonora 1933-12-04
Opuntia fulgida, desert veg. Mexico, Sonora 1933-12-04
Men in camp Mexico, Sonora 1933-12-04
Plain veg., desert and grass Mexico, Sonora 1933-12-04
Panorama, shows hills and desert with all vegetation named, mountains in background. Area is west of Altar. Mexico, Sonora 1933-12-04
Idria Mexico, Sonora 1933-12-05
Idria Mexico, Sonora 1933-12-05
Idria Mexico, Sonora 1933-12-06
Idria Mexico, Sonora 1933-12-06
Idria Mexico, Sonora 1933-12-06
Allenrolfea Mexico, Sonora 1933-12-06
Allenrolfea Mexico, Sonora 1933-12-06
Allenrolfea Mexico, Sonora 1933-12-06
General view, desert veg. Mexico, Sonora 1933-12-06
General view, desert veg. Mexico, Sonora 1933-12-06
Frankenia, Atriplex, etc. (good ident location point) Mexico, Sonora 1933-12-06
Idria Mexico, Sonora 1933-12-06
Desert veg. Mexico, Sonora 1933-12-07
Organ pipefruit Mexico, Sonora 1933-12-07
Organ pipe fruit Mexico, Sonora 1933-12-07
Abnormal sahuaso Mexico, Sonora 1933-12-07
Desert veg., mostly cactus Mexico, Sonora 1933-12-07
Desert veg. Mexico, Sonora, 18 Mile Pass 1933-12-08
Desert veg. Mexico, Sonora, 18 Mile Pass 1933-12-08
Bud of sahuaso Mexico, Sonora, 18 Mile Pass 1933-12-08
Desert veg. Mexico, Sonora, 18 Mile Pass 1933-12-08
Detail fruits, Opuntia leptocaulis Mexico, Sonora, 18 Mile Pass 1933-12-08
Opuntia leptocaulis Mexico, Sonora 1933-12-08
Opuntia leptocaulis Mexico, Sonora 1933-12-08
Cereus giganteus, all ages Mexico, Sonora 1933-12-08
Cereus sikesii Mexico, Sonora 1933-12-08

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