Mamillaria vivipara |
United States, Colorado |
1940-06-10 |
Mamillaria vivipara |
United States, Colorado |
1940-06-10 |
Bouteloua gracilis 1 ft. apart, veg. |
United States, Colorado |
1940-06-11 |
Bouteloua gracilis 1 ft. apart, veg., but looking NE |
United States, Colorado |
1940-06-11 |
Old road veg. |
United States, Colorado |
1940-06-11 |
Bouteloua gracilis 1 ft. apart, veg. but Lappula occidentalis |
United States, Colorado |
1940-06-11 |
Once pure bunch grass, SE of Lindleys blow out. |
United States, Colorado |
1940-06-12 |
Veg. on flat prairie, once pure bunch grass, SE of Lindleys blow out. |
United States, Colorado |
1940-06-12 |
Alternation - short grass |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Russian thistle wilting as a result of silting in on short grass |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Thistle on fresh silt, short grass |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Short grass, 3% of grass lived |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Short grass, 3% of grass lived, but town in back |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Detail of short grass |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Salsola on short grass |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Lepidium holding back thistle |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Detail of Lepidium holding back thistle |
United States, Colorado, Sheridan Lake |
1940-06-14 |
Panorama Same as F-8-1914 |
United States, Colorado |
1940-06-15 |
Panorama Same as F-8-1914 |
United States, Colorado |
1940-06-15 |
Panorama Same as F-8-1914 |
United States, Colorado |
1940-06-15 |
From sand hills N of station, general view with veg. named |
United States, Colorado |
1940-06-15 |
General view, old yucca at left |
United States, Colorado |
1940-06-15 |
Muhlenbergia, Artemisia filifolia, Penstemon (same as F-7-1914) |
United States, Colorado |
1940-06-15 |
F-3-1914 - foreground closed with Muhlenbergia pungens (for late years) |
United States, Colorado |
1940-06-15 |
Panorama Same as F-8-1914 |
United States, Colorado |
1940-06-15 |
Dup. 87-1907 - now only short grass |
United States, Colorado |
1940-06-15 |
Almost as Dup. 87-1907 - now only short grass |
United States, Colorado |
1940-06-15 |
1908 was Andropogon, now short grass |
United States, Colorado |
1940-06-15 |
Dup. of F-1-1914, now Artemisia filifolia, grasses, Yucca same |
United States, Colorado |
1940-06-15 |
Dup of F-4-1914 |
United States, Colorado |
1940-06-15 |
Penstemon ambiguus |
United States, Colorado |
1940-06-15 |
Penstemon ambiguus |
United States, Colorado |
1940-06-15 |
Dup. of F-2-1914 |
United States, Colorado |
1940-06-15 |
Dup. D-2-1908, grass cover very open and weedy |
United States, Colorado |
1940-06-15 |
Dup. D-1-1908 |
United States, Colorado |
1940-06-15 |
Panorama duplicating the 1915 view of Blowout, general and vegetative, X-7 thru X-12-1918 |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Panorama duplicating the 1915 view of Blowout, general and vegetative, X-7 thru X-12-1919 |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Andropogon only where favored, and in succession stages |
United States, Colorado |
1940-06-15 |
Andropogon only where favored, and in succession stages |
United States, Colorado |
1940-06-15 |
Andropogon only where favored, and in succession stages, Dup. P-7-1908 |
United States, Colorado |
1940-06-15 |
Detail - Muhlenbergia pungens tying down open sands |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Andropogon only where favored, and in succession stages |
United States, Colorado |
1940-06-15 |
Panorama duplicating the 1915 view of Blowout, general and vegetative, X-7 thru X-12-1915 |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Panorama duplicating the 1915 view of Blowout, general and vegetative, X-7 thru X-12-1916 |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Panorama duplicating the 1915 view of Blowout, general and vegetative, X-7 thru X-12-1917 |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Looking East from Blowout |
United States, Colorado, Lindley Blowout |
1940-06-15 |
Recovery spruce below VT |
United States, Arizona, Kaibab |
1940-07-08 |
Spruce escape from deer |
United States, Arizona, Kaibab |
1940-07-08 |
Spruce escape from deer |
United States, Arizona, Kaibab |
1940-07-08 |
Detail Cowania |
United States, Arizona, Kaibab |
1940-07-08 |