2S4 



THE ASCOMYCETES 





Fig 101 Diplocarpon earliajia causing leaf scorch of strawberry. A,^ B, 

 F and H Stages in progressive development of apothecmm, in vertical 

 section. C. Group of conidia of Marssonia stage. D. Spermatia that may 

 be borne in acervulus with conidia. E. Ascospores. G. Ascus and 



paraphyses. 



