86 



THE PHYCOMYCETES 



Fig. 25. A. Monoblepharis polymorpha, showing mature oospores with 

 empty dwarf antheridia borne on the empty oogonia. B. M. sphaerica, 

 empty antheridia occurring at the base of the empty oogonia. (Both 

 after Sparrow.) C. A segment of the thaUus of Gonopodya siliquaefor?im. 



