Keywords: NAS-099 Populus tremuloides & grandidentata.png of the most useful of the European forest trees Tr from the French of F Andrew Michaux François André Michaux book author Augustus Lucas Hillhouse translator Pancrace Bessa illustrator Gabriel engraver Custom license marker 2013 10 13 PD-old-100 North American Sylva Uploaded with UploadWizard Populus tremuloides illustrations Populus grandidentata Pancrace Bessa North American Sylva illustrations Populus tremuloides leaf closeups Populus tremuloides flowers |