1 



Fig. 95. Section through cnpulc oi Marchantia, showing wall in which are chloro- 

 phjil-bearing air-cliambers with air-pores, and gemmie (a,) in various stages of 

 development.— DoDEL- Port. 



Fia. 96. Marchantin polymorpha : the lower figure represents a gametophyte bear- 

 ing a mature antheridial branch id), some j^oung antheridial branches, and alpo 

 some cupules with toothed margins, in which the gemma? may be seen ; the 

 upper figure represents a partial section through the antheridial disk, and shows 

 antheridia within the antheridial cavities (a, b, c, d, e,/).— After Kny. 



