During the time that both male and female trees flower, the male anthers and the female stigmas are both reddish in color adding to the unique character of the quaking aspen tree. Seeds are ...

The quaking aspen is a tree of many names ... meaning there is no need for flowers or seeds, which appear later in the life of the aspen tree but aren't an effective way of reproducing.

The genus Populus' most common North American natives include one true poplar in the north, four primary species of cottonwoods, and the quaking aspen ... a major deciduous tree in Canada and ...

It is, of course, aspen putting on the dazzling displays. This is our celebrated tree of fall, the quaking aspen so named for those leaves that quake or flicker in the breeze, twinkle in the sun ...

Quaking aspen trees — they’re ... open the possibility of diseases or pests entering the tree,” the Leave No Trace website said. Aspen trees are particularly vulnerable because they are ...

In northern Yellowstone National Park, saplings of quaking aspen, an ecologically important tree in the American West ... reproduction from both roots and seeds. For much of the 20th century ...

A quaking aspen tree, Pando aspen, in Fishlake National Forest, Utah. The trees are part of a single organism, called a clonal body. Photograph by Diane Cook and Len Jenshel, National Geographic ...

Named Pando, the tree is a quaking aspen (Populus tremuloides) with around 47,000 stems connected by a root system that sprawls about 43 hectares in Utah’s Fishlake National Forest. It has long ...