128 



PTRENOMYCETES. 



The so-called Botrytis lassiana, which produces the disease known by the name 

 of " Muscardine," in silkworms, is probably a conidial form belonging to 

 Cordyceps. 



FIG. 118. Cordyceps mi'Htaris. I Stromata with 

 conidiophores (Isaria farinosa). II A larva, with 

 strornata, bearing per ithecia. Ill A spore. 



'- ! '' fRfc f r I'- 



*^^^*J^ 

 la^Ts^o^^^ 





Fis. 119. Cordyceps robcrtii on tlie larva of Heplalus vlrescens : n stalk of stroma ; b 

 perithecia. 



