





Fig. 22J.—C. mtiltifida ; transverse section of portion of ihallus with a sorus of muitiloculax 

 zoosporanges in different stages of development ( x 330). (After Bornet.) 



V 



,, \ 





.A\\ 



^»l 



xo- 



FiG. 229. — Fertilisation of Z. coUaris. a, swarm- 

 ing oosphere ; b, antherozoids ; c, coalescence 

 of antherozoid with passive oosphere; </, oo- 

 sperm (magnified). (After Reinke.) 



Fig. 228. — Zanardinia collaris Crouan. 

 a, oogones ; b, antherids (magnified;. 

 (A'ter Reinke.) 



