Populus Grandidentata is also known as the big-toothed aspen in some regions. Other synonyms for this tree species include American aspen, Canadian aspen, and western big-tooth aspen. Big-toothed poplar and large-toothed poplar are other common names for Populus Grandidentata. The tree is known for its large, saw-toothed leaves and smooth light gray bark. It is commonly found in the eastern United States and Canada, where it grows in moist soil along streams and in forested areas. The big-toothed aspen is an important species for wildlife habitat and plays a role in watershed protection.