Chris Evans, University of Illinois, Bugwood.org

Cheryl McCormick, University of Florida, Bugwood.org

Ronald F. Billings, Texas A&M Forest Service, Bugwood.org

Dennis Teague, U.S. Air Force, Bugwood.org

Chris Evans, University of Illinois, Bugwood.org

Chris Evans, University of Illinois, Bugwood.org

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

Mark Atwater, Weed Control Unlimited, Inc., 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

Joseph LaForest, University of Georgia, Bugwood.org

Steve Hurst, USDA NRCS PLANTS Database, Bugwood.org

Chris Evans, University of Illinois, Bugwood.org

Chris Evans, University of Illinois, Bugwood.org

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