Smithsonian National Museum of Natural History  
Lewis and Clark as Naturalists
<EM>Populus balsamifera </EM>L. ssp. <EM>trichocarpa </EM> - Populus balsamifera ssp. trichocarpa (R.W. Smith)

Populus balsamifera ssp. trichocarpa (R.W. Smith)
(Photo © Robert W. Smith)
Close
Window