Fig. i8i. — Branch of Ceravihim stricium Grev., 

 with favellse ( x 40). (After Kutzing.) 



iimrmnnnnndfindnnnnnfiiinnnmnnnannnf! 



nnfinftannnnmnnonnnni^nnnaannnnnnrim 



d 



no 



Fig. 180.— Branch of Callithamnio-i 

 seirospermjim GriflF., with seirospores 

 ( X 100). (After Kutzing.) 



Fig. 182. — Melobesia. membranacea. Lmx. a, vertical' 

 section through female conceptacle ; 5, vertical section; 

 through conceptacle with tetrasporanges ; c, vertical 

 section through male conceptacle (x 350); (/, pol- 

 Unoids(x 1300)* (A!.er Rosanoff.) 



