en.wikipedia.org
en.wikipedia.org
srs.fs.usda.gov
USDA Forest Service Southern Research Station
https://www.srs.fs.usda.gov › pubs › misc › ag_654 › volume_2 › populus › grandidentata.htm
gobotany.nativeplanttrust.org
trees.umn.edu
Urban Forestry Outreach and Research (UFOR)
https://trees.umn.edu › bigtooth-aspen-populus-grandidentata
forestry.com
wildadirondacks.org
minnesotawildflowers.info
Minnesota Wildflowers
https://www.minnesotawildflowers.info › tree › big-tooth-aspen
illinoiswildflowers.info
Illinois Wildflowers
illinoiswildflowers.info › trees › plants › bt_aspen.html
pfaf.org
Plants For A Future
https://pfaf.org › user › Plant.aspx?LatinName=Populus+grandidentata
treesandshrubsonline.org
Trees and Shrubs Online
https://www.treesandshrubsonline.org › articles › populus › populus-grandidentata
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