Region
United States
99
Arizona
67
Colorado
60
New Mexico
38
Rocky Mountains
25
Wyoming
25
Black Hills (S.D. and Wyo.)
18
South Dakota
18
Southwest, New
17
West (U.S.)
16
Great Plains
15
Rocky Mountains Region
15
Southwestern States
11
Black Hills
9
Idaho
8
United States, West
7
Montana
6
Nebraska
5
Southern States
5
West United States
5
Fraser Experimental Forest
4
Fraser Experimental Forest (Colo.)
4
Front Range (Colo. and Wyo.)
4
Mexico
4
Rocky mountain region
4
Western United States
4
Canada
3
Coconino National Forest
3
Georgia
3
Great Plains region
3
Manitou Experimental Forest
3
Medicine Bow National Forest
3
North America
3
Southwestern United States
3
Alabama
2
Aspen (Colo.)
2
Black Hills National Forest
2
Black Hills National Forest (S.D. and Wyo.)
2
Cibola National Forest
2
Cibola National Forest (N.M.)
2
Four Corners Region
2
Kaibab National Forest
2
Manitou Experimental Forest (Colo.)
2
New Southwest
2
North Dakota
2
Oregon
2
Santa Rita Experimental Range (Ariz.)
2
Squaw Creek (Gallatin County)
2
Texas
2
USA
2
more ...