Stock photography, photos: Last of the Fall Aspens Stock photos of The last of the Quaking Aspen (Populus tremuloides) trees with fall color are lit by the sun on the La Sal Mountains alongside Mountain Loop Road. Manti-La Sal National Forest, Utah. Photograph: © Matthew Thalman Click for a larger image and more information Keywords associated with this stock photo: USA, United States of America, America, United States, US, manti-la sal national forest, Utah, UT, Quaking Aspen, Popple, populus tremuloides, trembling aspen, sun, sunlight, north america, contrasts, endurance, non-conformity, perseverance, plants, scenics, forest, mountain, aspen, Willow, Salicaceae, deciduous, tree, trees, wood, plant, national forest, fall color, Autumn, Fall, road