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Populus tremuloides is a deciduous tree native to cooler areas of North America, one of several species referred to by the common name aspen.It is commonly called quaking aspen, [2] [3] [4] trembling aspen, [2] [3] American aspen, [3] mountain or golden aspen, [5] trembling poplar, [5] white poplar, [5] and popple, [5] as well as others. [5]
They are all medium-sized deciduous trees reaching 15–30 m (50–100 ft) tall. In North America, the aspen is referred to as quaking aspen or trembling aspen because the leaves "quake" or tremble in the wind. This is due to their flattened petioles which reduce aerodynamic drag on the trunk and branches. Aspen trees near Crested Butte, Colorado
Populus tremula (commonly called aspen, common aspen, Eurasian aspen, European aspen, or quaking aspen) [2] is a species of poplar native to cool temperate regions of the Old World. Description [ edit ]
Pando aspen grove at Fishlake National Forest. Pando (from Latin pando 'I spread') [1] is the world's largest tree, a quaking aspen (Populus tremuloides) located in Sevier County, Utah, United States, in the Fishlake National Forest.
Quaking aspen (Populus tremuloides) is the predominant species in aspen stands in the Great Lakes region, but bigtooth aspen dominates on drier, upland sites. Aspen stands dominated by bigtooth aspens are generally more open than those dominated by quaking aspens. It is more disease resistant than P. tremuloides.
Arizona's Aspen trees are an iconic symbol of fall, drawing in thousands of hikers and photographers to the high country every year. However, research out of Northern Arizona University suggests ...
The threat to aspens is so great that researchers see a future where the trees no longer grow in the Southwest. A fast-moving infestation of tiny insects threatens the survival of Arizona's aspen ...
In the West, Kevin Smith, a tree physiologist and pathologist with the U.S. Forest Service, told USA TODAY that the aspen trees in Colorado look good. "Colorado should be great," he said.
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