I was up in the White Mountains this weekend, walking out to my car in the AMC’s Highland Center parking lot after a hike, ...

Aspen has distinctive, almost-circular leaves with flattened petioles or stems. This flattening causes the leaves to tremble or flutter in the slightest breeze, thereby giving the tree one of its ...

Found in my home state of Utah, "Pando" is a 106-acre stand of quaking aspen clones. Although it looks like a woodland of individual trees with striking white bark and small leaves that flutter in the ...

I’m pretty sure this was a quaking aspen (Populus tremuloides ... This time of year, without leaves, they are still interesting, charismatic trees with their thin chalky bark that often has ...

The ability of aspen to produce whole stands of "trees" vegetatively provides yet ... Why do quaking aspen leaves quake and tremble? The leaves of this species quake, shake and tremble in the ...

An initiative to save one of Scotland's most endangered species of tree has been launched in the Cairngorms National Park. Aspen provides a vital habitat for rare wildlife, plants and fungi and is ...