80 ILLINOIS BIOLOGICAL MONOGRAPHS [548 



EXPLANATION OF PLATE III 



Fig. 23. M. tortuosa : perithecium and appendages, with tortuose tips. l.p. No. 



4714. 

 Fig. 24. M. chamaecristicola : showing thin setae on perithecia. l.p. No. 61 13 



(type). 

 Fig. 25. M. rectangularis : showing right-angle type of branching, h.p. No. 7292 



(type). 

 Fig. 26. M. chiococcae : mycelium, angular hyphopodia, young perithecium with 



radiating mycelium, h.p. No. 7743 (type). 

 Fig. 2J. M. pteridicola : showing parallel coursing of mycelium, l.p. No. 7814 



(type). 

 Fig. 28. M. cupaniap : showing perithecia! setae, l.p. No. 9143 (type). 

 Fig. 29. M. miconiae : general habit of mycelium, l.p. No. 9366. 

 Fog. 30. M. contorta : perithecia and crooked perithecial setae, l.p. No. 8225 



(type). 

 Fig. 31. M. mayaguesiana : ascospore, mycelium and capitate hyphopodia. h.p. 



No. 7157 (type). 

 Fig. ^2. M. clavulata: swollen setal tips. h.p. No. 7837. 

 Fig- Zi- ^I- praetervisa : spore and mycelium showing characteristic conic capitate 



hyphopodia. h.p. No. 5653a. 



