Central Science Laboratory, Harpenden , British Crown, Bugwood.org

Central Science Laboratory, Harpenden , British Crown, Bugwood.org

National Plant Protection Organization, the Netherlands , Bugwood.org

University of Georgia Plant Pathology , University of Georgia, Bugwood.org

University of Georgia Plant Pathology , University of Georgia, Bugwood.org

University of Georgia Plant Pathology , University of Georgia, Bugwood.org

University of Georgia Plant Pathology , University of Georgia, Bugwood.org

David B. Langston, University of Georgia, Bugwood.org