While the pattern is fairly consistent year-over-year ... tree as it creates a protective seal between leaves and branches to prepare for dormancy. Aspen leaf pigmentation can be influenced by ...

Aspen trees go by several different names: trembling aspen, golden aspen, quiver-leaf aspen, small-toothed aspen, Canadian aspen, quakie, and popple. Aspen is the only transcontinental broadleaf ...

While many people in the Roaring Fork Valley are proclaiming this fall to be one of the best ever for leaf peeping, Jim Kravitz says to hold on just a minute. Kravitz, director of naturalist programs ...

Populus tremuloides, the quaking aspen of the North American ... to the physical structure of the leaf stem (petiole) which traces a flat, oblong, elliptical pattern when viewed in cross section ...

The key to Aspen leaves' low wind but large amplitude quiver isn't just the shape the leaf but more importantly relates to the effectively flat shape of the stem. The University of Warwick ...