Assertion: aspen | /r/HasProperty | populus
Facets:
Source sentences:
text: (Populus tremuloides) is the most popular, followed by the European Aspen, or otherwise known as Common Aspen, or just Aspen (Populus tremula).
text: Birch (Betula spp.), hardy in U.S. Department of Agriculture plant hardiness zones 3 to 9, depending on species, and aspen (Populus spp.) are both deciduous trees with light-colored thin bark and leaves that turn yellow in autumn.
text: Cottonwood, Poplar, and Aspen (Populus)