The aspen tree (Populus tremuloides) is the most widely distributed tree species in North America, ranging from Alaska to Newfoundland and down the Rocky Mountains to Mexico. Utah and Colorado ...

For many years, most western forest ecologists thought aspen reproduction from seeds was ... in the stabilized members of the pairs. This tree species seems to almost have it all: powerful ...

Aspen trees are the mostly widely distributed native tree species in North America, found throughout many northern U.S. states, the entire length of the Rocky Mountains, and a huge swath of Canada.

Although aspens can produce seeds, the most successful method of reproduction occurs when ... The new sprout is a clone of the original tree, and many cloned aspen trees can grow from the same ...

A single aspen clone often covers less than an acre, but sometimes more—even much more. Sometimes a tree is its own forest. In south-central Utah, up near 9,000 feet on the Colorado Plateau ...

It was an aspen tree, not one yet showing off the shiny leaves we seek this time of year. Maybe they would never show. “I saw the orange hue on the bark,” said Korb, who has researched the ...