Paul Bachi, University of Kentucky Research and Education Center, Bugwood.org

Young, infected plants

Charles Averre, North Carolina State University, Bugwood.org

09Sep93

Edward L. Barnard, Florida Department of Agriculture and Consumer Services, Bugwood.org

Late summer infection with seedlings exhibiting stunted growth, off-color foliage, wilting and/or redding foliage.

Edward L. Barnard, Florida Department of Agriculture and Consumer Services, Bugwood.org

Infected seedlings in nursery bed.

Howard F. Schwartz, Colorado State University, Bugwood.org

Drybean plants showing symptoms of ashy stem blight caused by Macrophomina phaseolina in the field.

Martin Draper, USDA-NIFA, Bugwood.org

Charcoal rot

Edward L. Barnard, Florida Department of Agriculture and Consumer Services, Bugwood.org

Black microsclerotia on outer sufrace of root xylem tissue (top), and on inner surface of bark (bottom).

Edward L. Barnard, Florida Department of Agriculture and Consumer Services, Bugwood.org

Black microselerotia and orange pycnidia on xylem tissue of infected seedling.

Edward L. Barnard, Florida Department of Agriculture and Consumer Services, Bugwood.org

Wilting and reddening foliage of infected seedlings.

Edward L. Barnard, Florida Department of Agriculture and Consumer Services, Bugwood.org

Off-colered foliage of infected seedling.

Paul Bachi, University of Kentucky Research and Education Center, Bugwood.org

Many survival structures of the fungus called "microsclerotia".

Martin Draper, USDA-NIFA, Bugwood.org

microsclerotia of Charcoal rot