American - Quaking Aspen

The tree's hallmark is the way its leaves tremble in even the slightest breeze. This occurs because the leaf stalks, or , are long and flattened perpendicular to the leaf blade, causing them to twist and flutter. This unique adaptation:

While it looks like a forest of individual trees, an aspen grove is often a single . american quaking aspen

: The constant movement helps dissipate heat during summer. One Organism, Thousands of Trunks The tree's hallmark is the way its leaves

: Small, rounded leaves with flexible stems help branches survive heavy mountain snowfalls. : The constant movement helps dissipate heat during summer

: The shimmering allows light to filter through to the inner leaves and trunk.

: Because they share DNA, every tree in a clone will leaf out in the spring and turn golden-yellow in the fall at the exact same time. Living Bark and Sunscreen