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07703.jpg
New aspen (Populus tremuloides) leaves;
J Schmidt;
1977
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07704.jpg
New aspen (Populus tremuloides) leaves;
J Schmidt;
1977
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07705.jpg
Quaking aspen (Populus tremuloides) on Blacktail Plateau;
J Schmidt;
1977
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07706.jpg
Quaking aspen (Populus tremuloides) leaves;
J Schmidt;
1977
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07707.jpg
Quaking aspen (Populus tremuloides) leaves;
J Schmidt;
1977
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07725.jpg
Cottonwoods in Lamar Valley;
J Schmidt;
1977
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07726.jpg
Cottonwoods in Lamar Valley;
J Schmidt;
1977
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07727.jpg
Cottonwoods in Lamar Valley;
J Schmidt;
1977
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08130.jpg
Quaking aspen (Populus tremuloides) in Elk Creek drainage;
William W Dunmire;
1969
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08131.jpg
Quaking aspen (Populus tremuloides) in Elk Creek drainage;
William W Dunmire;
1969
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08132.jpg
Quaking aspen (Populus tremuloides) in Mammoth Hot Springs area;
William W Dunmire;
1969
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08133.jpg
Quaking aspen (Populus tremuloides);
Photographer unknown;
1962
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08134.jpg
Quaking aspen (Populus tremuloides);
John Good;
1966
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08135.jpg
Quaking aspen (Populus tremuloides) on Bunsen Peak;
John Good;
1966
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08136.jpg
Quaking aspen (Populus tremuloides) on Bunsen Peak;
John Good;
1966
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08137.jpg
Quaking aspen (Populus tremuloides) in the fall;
John Good;
1966
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08138.jpg
Quaking aspen (Populus tremuloides) in the fall;
Wegner;
1966
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