76 ILLINOIS BIOLOGICAL MONOGRAPHS [544 



EXPLANATION OF PLATE I 



Fig. I. M. puigiarii : portion of perithecium and larvaeform appendages, h.p. 

 No. 8270. 



Fig. 2. M. manca : mycelium, capitate hyphopodia, a germinating spore, h.p. No. 

 1292 N. A. F. 



Fig. 3. M. guignardi : general type of colony, mycelium and capitate hyphopodia. 

 No. 8922. l.p. 



Fig. 4. M. glabra : showing type of mycelium and hyphopodia. l.p. Rabenhorst, 

 Fung. Europ. Xo. 3849. 



Fig. 5. M. sepulta : type of colony and mycelium, l.p. Heller's collection. No. 

 6416. 



Fig. 6. M. irregularis : spores showing irregularity in size of cells, h.p. No. 9283 

 (type). 



Fig. 7. M. solani: mycelium showing opposite hyphopodia. h.p. No. 5750 (type). 



Fig. 8. M. hyptidicola : a showing perithecia, crooked mycelium, and oval hypho- 

 podia. l.p. 

 b mycelium and hyphopodia in greater detail, h.p. No. 8526. 



Fig. 9. M. cyclopoda : general view showing colony, rough perithecia, and char- 

 acter of mycelium and hyphopodia. l.p. No. 7733 (type). 



Fig. 10. M. perseae : irregular, crooked mycelium, mucronate hj-phopodia and an- 

 gular capitate hyphopodia. h.p. No. 8212 (tjrpe). 



Fig. II. M. longipoda: mycelium, capitate and mucronate hyphopodia, ascospores 

 and a young perithecium. h.p. No. 9329. 



