Hilaria, Erotia, Sarcobatus |
United States, Colorado |
1915-09-01 |
Hilaria, Erotia, Aristida |
United States, Utah |
1915-09-12 |
Hilaria, Ephedra |
United States, Utah |
1915-08-29 |
Hilaria, Chrysothamnus marianus |
United States, Utah |
1915-09-09 |
Hilaria, Bouteloua, juniper kill |
United States, Colorado |
1915-09-01 |
Hilaria, Bouteloua mats etc. |
United States, Utah |
1915-09-12 |
Hilaria, Atriplex |
United States, Utah |
1915-08-29 |
Hilaria, Artemisia tridentata |
United States, Utah |
1915-08-27 |
Hilaria, Aristida alternation |
United States, Utah |
1915-09-13 |
Hilaria replacing Atriplex pabularis |
United States, Colorado |
1915-09-03 |
Hilaria pure, Chrysothamnus, Aristida |
United States, Utah |
1915-09-12 |
Hilaria pure, Chrysothamnus, Aristida |
United States, Utah |
1915-09-12 |
Hilaria killing sage |
United States, Utah |
1915-09-13 |
Hilaria killing Chrysothamnus marianus |
United States, Utah |
1915-09-09 |
Hilaria amnus, Ruderal, Bouteloua |
United States, Colorado |
1915-08-23 |
Gutierrezia, pure |
United States, Utah |
1915-08-27 |
Gutierrezia, dead sage |
United States, Utah |
1915-08-29 |
Great Erotia area |
United States, Colorado |
1915-09-01 |
Great Covillea, Gaertneria area |
United States, California |
1915-09-15 |
Great Covillea area |
United States, New Mexico |
1915-03-20 |
Greasewood and grass |
United States, New Mexico |
1915-03-03 |
Grayia area |
United States, Utah, Thompson's |
1915-08-26 |
Grayia and Shad, etc. |
United States, Utah, Thompson's |
1915-08-26 |
Grass competition |
United States, Colorado |
1915-08-10 |
Grass and Gutierrezia |
United States, New Mexico |
1915-03-03 |
Grass |
United States, New Mexico |
1915-03-20 |
Grass |
United States, New Mexico |
1915-03-03 |
Grand Valley from low shad mesa |
United States, Colorado |
1915-09-03 |
Graded road, veg. |
United States, Colorado |
1915-08-23 |
General view, sage, mts. |
United States, Colorado |
1915-08-24 |
General view, mts., valley |
United States, Colorado |
1915-08-24 |
General view toward Delta |
United States, Colorado |
1915-09-02 |
General view of valley |
United States, Colorado |
1915-08-24 |
General View of shale hills |
United States, Utah, Thompsons |
1915-08-26 |
General view of Blowout |
United States, Colorado |
1915-08-10 |
Forest killed by fire |
United States, Colorado |
1915-08-10 |
Flat free of veg., Mts. in back |
United States, Utah |
1915-05-29 |
First trek on Columbia River |
United States, Oregon |
1915-06-05 |
Festuca arizonica |
United States, Colorado, Disappointment Canyon |
1915-08-31 |
Erotia, Hilaria |
United States, Utah |
1915-09-08 |
Erotia, Chrysothamnus, sage |
United States, Utah |
1915-09-09 |
Erotia showing roots |
United States, Utah |
1915-09-08 |
Erotia pure area |
United States, Utah |
1915-09-08 |
Erotia plant |
United States, Utah |
1915-09-08 |
Erigeron canus |
United States, Colorado |
1915-06-23 |
Ephedra, Rhus, Gutierrezia, Atriplex |
United States, Utah |
1915-08-29 |
Elm in competition with grass |
United States, Colorado |
1915-08-10 |
Elm and ash, walnut |
United States, Colorado |
1915-06-21 |
Edge of Blowout |
United States, Colorado |
1915-08-18 |
East |
United States, Texas |
1915-03-20 |