Taxa: Populus tremuloides (Populus tremula ssp. tremuloides, Populus tremuloides var. aurea, Populus tremuloides var. cercidiphylla, Populus tremuloides var. intermedia, Populus tremuloides var. magnifica, Populus tremuloides var. rhomboidea, Populus tremuloides var. vancouveriana, Populus aurea, Populus
... (show all)cercidiphylla, Populus X polygonifolia, Populus vancouveriana)