238 



MORPHOLOG Y. 



in fig. 274, but another will serve the purpose just as well. We 

 note here that it consists of a rounded capsule borne aloft on a 

 long stalk, the stalk being much longer proportionately than in 

 marchantia. At maturity the capsule splits down into four 



Fig. 272. 



Antheridium of a foliose liverwort (jun- 

 germannia). 



Fig. 271. 



Foliose liverwort, male plant showing anthe- 

 ridia in axils of the leaves (,a jungermannia). 



Fig. 273. 



Foliose liverwort, female plant with 

 rhizoids. 



quadrants, the wall forming four valves, which spread apart from 

 the unequal drying of the cells, so that the spores are set free, as 

 shown in fig. 276. Some of the cells inside of the capsule de- 

 velop elaters here also as well as spores. These are illustrated 

 in fig. 278. 



500. In this plant we see that the sporophyte remains attached 



