I’m pretty sure this was a quaking aspen (Populus tremuloides ... beneath their bark (particularly in younger trees), this is what gives the trunk a greenish cast. This helps them to continue ...

Populus tremuloides, the quaking aspen of the North American continent, stands as one of the most easily recognized, most beautiful and most admired of all tree species. In order to help ...

The quaking aspen is the most widespread species of tree in North America ... which bursts through the soil and becomes a trunk from which new branches and leaves grow. From the surface, the ...

The beauty of Door County’s landscape owes thanks to the variety of trees growing here. Many are native, while others have ...

Think of a tree and what comes to mind probably has some leaves, some roots, and a trunk. But not all trees ... a grove of quaking aspen in Utah's Fishlake National Forest. Its name means "I ...

A Quaking Aspen tree with green bark in the parking lot at ... the spring before photosynthesis can begin. But that greenish trunk means this isn’t quite true for some trees.