Mosses and Lichens 



running from apex to base, distinctly beset with minute points 

 (papillate). 



Spores. Of medium 

 size, maturing all summer. 

 Distribution. Univer- 

 sal. 



Pedicel 



F. hygrometrica. Portion 

 of peristome with two outer 

 teeth attached at their tips 

 to a reticulated disk; and two 

 innner teeth free. 



citcster. 



c lust IT. 



jf\ It i z o ( d S 



F. hygrometrica. A plant with a female branch 

 supporting a sporophyte on the left; a male branch 

 with male flower-cluster on the right. 



Genus BARTRAMIA, Hedw. 



The species of the Genus Bartramia live from year to year, 

 their erect, two-forked stems with soft felted hairs toward the 



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