66 ILLINOIS BIOLOGICAL MONOGRAPES [232 



PLATE XV 



Fig. 99. Phyllachora wismarensis . Photograph of leaf showing stromata. Actual length of 



leaf as shown 17.6 cm. 

 Fig. 100. Phyllachora No. 2. Photograph of leaf showing stromata. Actual length of 



leaf as shown 30.5 cm. 



