Populus tremuloides - Quaking aspen or trembling aspen, common in northern and western North America. Known for its vibrant yellow in the fall, the tall, tube-like clusters of white stands and the sound of the “quaking” leaves. Aspen groves are considered a single organism with an extensive shared underground root system that can cover entire counties and even cross state lines. Enjoy the bright yellow colors in this 24"x 30" 1000 piece puzzle.