University of Kentucky College of Agriculture


The Vaillancourt Laboratory

University of Kentucky

Department of Plant Pathology

Lexington, Kentucky

Perithecia of Colletotrichum graminicola on a corn leaf. The dark circular areas are the submerged perithecia; the lighter spots are masses of ascospores which have been exuded from the pore, or ostiole, at the top of each perithecium.

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