John Hartman, University of Kentucky, Bugwood.org

Comparison of the internal apple fruit symptoms of white rot (Botryosphaeris dothidea) (left), bitter rot (Glomerella cingulata) (lower right) and bitter pit (Localized calcium deficiency)  (upper right).

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

Wood discoloration with bot canker

Bruce Watt, University of Maine, Bugwood.org

Black fungal structures erupting through bark

Robert L. Anderson, USDA Forest Service, Bugwood.org

canker with bark removed on Leyland Cypress

Mary Ann Hansen, Virginia Polytechnic Institute and State University, Bugwood.org

black rot (Botryosphaeria obtusa) symptoms on Chinese pear (Pyrus pyrifolia)

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

Black rot