296 



The North American Cup-Fungi 



The writer is glad to add this description of the conidial stage 

 to that of the perfect stage already described in early chapters of 

 this work (p. 224, pi. 29 J. 1). 



Fig. 22. a-h, stages in the development of Oedocephahim, the conidial stage of 

 Peziza pustiilata; i, ascospores showing germination. From Dodge. 



Classification (page 29) 



A discussion of the classification of the discomycetes should 

 rightfully follow that of ascus dehiscence, since the former is 

 based largely on the latter, i.e. the type of ascus dehiscence is 

 the primary basis on w^hich the discomycetes are separated into 

 groups. Formerly two groups of discomycetes were recognized, 



