Chris Evans, University of Illinois, Bugwood.org

Gary Buckingham, USDA Agricultural Research Service, Bugwood.org

Rebekah D. Wallace, University of Georgia, Bugwood.org

James H. Miller, USDA Forest Service, Bugwood.org

Chris Evans, University of Illinois, Bugwood.org

Chris Evans, University of Illinois, Bugwood.org

Julia Scher, USDA APHIS PPQ, Bugwood.org

Chris Evans, University of Illinois, Bugwood.org

Chris Evans, University of Illinois, Bugwood.org

USDA NRCS PLANTS Database , Bugwood.org