The floating cotton you saw is likely from aspen trees. Both quaking and bigtooth aspen have catkins that release seeds attached to cotton-like material that floats in the wind. This past spring ...

It's one of the largest life forms on the planet: a quaking aspen so colossal ... What started as one seed now spans 80 football fields and weighs some 6,000 tons. "They look like tree trunks ...

Quaking aspen trees — they’re a “symbol of the Colorado ... a large clonal colony which has reproduced from a single seed and spread by root suckers,” the Colorado Native Plant Society ...

Unlike other deciduous trees that lose their leaves in fall and become dormant, quaking aspen bark produces energy ... that split to release cottony seeds. Aspens also reproduce asexually by ...

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 ...

This is Pando, "the Trembling Giant," an astonishing clonal colony of quaking aspen trees located ... Previously: • Mystery tree grown from 1,000-year-old seed likely source of ancient medicinal ...

Quaking aspen is one of the most widely ... And in some years, once the planted trees start reproducing, the scientists could share their seeds with partners across the continent.

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 ...