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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
It is a substantial deciduous tree growing to 40 metres (130 ft) tall by 10 m (33 ft) broad, with a trunk attaining over 1 metre (3 ft 3 in) in diameter. [3] The bark is pale greenish-grey and smooth on young trees with dark grey diamond-shaped lenticels, becoming dark grey and fissured on older trees. [citation needed]
A colony of 47,000 quaking aspen trees (nicknamed "Pando"), covering 106 acres (43 ha) in the Fishlake National Forest in Utah, United States, has been estimated to be 80,000 years old, although tree ring samples date individual, above-ground trees at an average of about 130 years. [17] [18]
The grant is part of a $128 million federal effort to fund 186 projects that advance environmental justice by supporting areas that suffered most acutely from pollution and disinvestment. It will ...
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Trembling aspen (Turkish: Titrek Kavak) is an old aspen tree in Konya Province, central Turkey. It is a registered natural monument of the country. The trembling aspen is located inside the Yakamanastır Nature Park at Bademli village in Beyşehir district of Konya Province. Its distance to Bademli village is 3 km (1.9 mi) and to Beyşehir town ...
Leaf of Populus grandidentata or "big-tooth aspen". Bigtooth aspens are dioecious, medium-sized deciduous trees with straight trunks and gently ascending branches.Heights at maturity are around 60–80 feet (18–24 m) with diameters of 8–10 inches (20–25 cm).