Detail Cereus giganteus |
United States, Arizona, Tanque Verde:Cactus Forest |
1932-06-12 |
Detail Cereus giganteus |
United States, Arizona, Tanque Verde:Cactus Forest |
1932-06-12 |
Detail Cereus giganteus |
Mexico, Sonora |
1932-05-05 |
Detail Cereus giganteus |
Mexico, Sonora |
1932-05-05 |
Detail Cereus giganteus |
Mexico, Sonora |
1932-05-05 |
Detail Cereus giganteus |
Mexico, Sonora |
1932-05-05 |
Detail Cereus giganteus |
Mexico, Sonora |
1932-05-05 |
Detail Cereus giganteus |
Mexico, Sonora |
1932-05-05 |
Detail Eriogonum |
United States, Arizona |
1932-07-30 |
Detail flower of Pachycereus pringlei |
Mexico, Sonora |
1932-05-06 |
Detail flower of Pachycereus pringlei |
Mexico, Sonora |
1932-05-06 |
Detail flower of Pachycereus pringlei |
Mexico, Sonora |
1932-05-06 |
Detail flower, Lophocereus schottii |
Mexico, Sonora |
1932-05-04 |
Detail flower, Lophocereus schottii |
Mexico, Sonora |
1932-05-04 |
Detail Lophocereus schottii |
Mexico, Sonora |
1932-02-29 |
Detail Lophocereus schottii |
Mexico, Sonora |
1932-02-29 |
Detail Lophocereus schottii |
Mexico, Sonora |
1932-02-29 |
Detail Lophocereus schottii |
Mexico, Sonora |
1932-02-29 |
Detail Lophocereus schottii |
Mexico, Sonora |
1932-02-29 |
Detail Lophocereus schottii |
Mexico, Sonora |
1932-02-29 |
Detail Lophocereus schottii |
Mexico, Sonora |
1932-02-29 |
Detail Lophocereus schottii |
Mexico, Sonora |
1932-02-29 |
Detail of algae |
Mexico, Sonora |
1932-05-06 |
Detail of algae |
Mexico, Sonora |
1932-05-06 |
Detail of algae |
Mexico, Sonora |
1932-05-06 |
Detail of bark of Populus |
United States, Utah, Cedar Breaks |
1932-08-15 |
Detail of campus, Hilaria, etc. |
United States, Arizona, University of Arizona |
1932-07-07 |
Detail of Carnegiea gigantea with bark |
United States, Arizona |
1932-08-26 |
Detail of Echinocereus |
Mexico, Sonora |
1932-03-04 |
Detail of ephemeral growth |
United States, Arizona, Picacho Peak |
1932-03-23 |
Detail of flower |
Mexico, Sonora |
1932-05-08 |
Detail of flower |
Mexico, Sonora |
1932-05-08 |
Detail of flower bud |
Mexico, Sonora |
1932-05-06 |
Detail of Frankenia |
Mexico, Sonora |
1932-05-06 |
Detail of Frankenia |
Mexico, Sonora |
1932-05-06 |
Detail of fruiting branch |
Mexico, Sonora |
1932-05-06 |
Detail of Idria stem |
Mexico, Sonora |
1932-03-04 |
Detail of Lemairocereus thurberi |
Mexico, Sonora |
1932-05-08 |
Detail of Libertad |
Mexico, Sonora |
1932-03-03 |
Detail of Lophocereus schotti |
Mexico, Sonora |
1932-05-05 |
Detail of Lophocereus schotti |
Mexico, Sonora |
1932-05-05 |
Detail of Lophocereus schotti |
Mexico, Sonora |
1932-05-05 |
Detail of Lophocereus schottii |
Mexico, Sonora |
1932-05-05 |
Detail of Lophocereus schottii |
Mexico, Sonora |
1932-05-05 |
Detail of Lophocereus schottii |
Mexico, Sonora |
1932-05-05 |
Detail of Mexican garden |
United States, Arizona, University of Arizona |
1932-07-07 |
Detail of parasite on pine tree |
United States, Arizona, Hannigan's Meadow:Coronado Trail |
1932-06-05 |
Detail of small mesquite, agave |
Mexico, Sonora |
1932-05-06 |
Detail of small mesquite, agave |
Mexico, Sonora |
1932-05-06 |
Detail of spines and fruit |
Mexico, Sonora |
1932-05-07 |