ANATOMY OF FUNGI 



39 



ito a dense, firm substance, which in some cases first 

 bear conidia on its surface, and afterwards the ascigerous 



FIG. ii. Peronospora schleideni, a fungus with a much-branched 

 conidiophore. i, a conidiophore that has emerged into the air 

 through a stoma in an onion leaf; 2, free conidia ; 3, oospore or 

 resting-spore. All mag. 



form of fruit, the individual perithecia being immersed in 

 the peripheral portion of the sporophore, with an opening 

 to the exterior for the escape of the spores. This type of 



