Jack Dykinga / Fallen Quaking aspen (Populus tremuloides) leaves on wood, autumn, Dixie National Forest, Utah, USA, October.
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Yva Momatiuk & John Eastcott / Quaking Aspen (Populus tremuloides) trees in autumn, Rocky Mountains, Colorado
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Yva Momatiuk & John Eastcott / Quaking Aspen (Populus tremuloides) trees in autumn, Rocky Mountains, Colorado
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Yva Momatiuk & John Eastcott / Quaking Aspen (Populus tremuloides) trees in autumn, Utah
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Yva Momatiuk & John Eastcott / Quaking Aspen (Populus tremuloides) trees in autumn, Utah
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Jack Dykinga / Road winding through aspen trees (Populus tremuloides) in autumn, Dixie National Forest, Boulder Mountain, Utah. October 2013.
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Shattil & Rozinski / Quaking aspen tree (Populus tremuloides) leaves and twigs coated with ice, over stream, Southern Colorado, USA, October
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Shattil & Rozinski / Quaking aspen trees (Populus tremuloides) in autum, San Luis Valley, Colorado, USA
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Shattil & Rozinski / Quaking aspen trees (Aspen tremuloides) in autumn, San Luis Valley, Colorado, USA
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Tim Fitzharris / Quaking Aspen (Populus tremuloides) grove in fall colors, Maroon Bells, Snowmass Wilderness, Colorado
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Jack Dykinga / Quaking aspen {Populus tremuloides} and Bigtooth maple {Acer grandindentatum} trees in autumn colours, Mt Timpanogos, Uinta National Forest, Utah, USA
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Jack Dykinga / Trunks of Quaking aspen trees {Populus tremuloides} in morning sun, autumn, Boulder Mountain, Dixie national forest, Utah, USA
