THE MOSSES, FUNGI, AND LICHENS. 



295 



and, if the student compare these with the corres- 

 ponding parts of Fig. 220, he will readily perceive 

 the difference. Most noticeable will be the absence 

 of that spiral twist of the lid. The areolation of 

 the leaf, or the arrangement of the leaf-cells, is also 

 different. 



It is true that many of our mosses fruit in winter, 



Fig. 222. Fig. 223. 



Spore of Funarta 

 hygrometrica. 



Spore of Funaria hygrometrica 

 germinating. 



Fig. 224. 



Prothallium and young Plant. 



when other vegetation is dormant; but still wo 

 have many species, quite sufficient to occupy the 

 attention of the young botanist, which fruit during 

 the summer months. Chief among these are the 

 Sphagrnums, some species of Bryum, Funaria, Fonti- 

 nalis, &c. The former may be found in abundance 

 in most marshy places, for it is this genus which 



