92 



MOSSES WITH A HAND-LENS 



Family i5. AulacoMNIACEAE. Bog Moss Family. 



LOSELY related to the Mniums, but distinguished in 

 our species by the capsules, which are strongly and 

 regularly wrinkled when dry. 



Gymnocybe has been dropped for Aulacomnium 

 because the latter seems to be in most general use. 



AULACOMNIUM. The Bog Mosses. 



A. PALUSTRE Schwaegr., the Ribbed Bog Moss, is very 

 abundant in swamps and wet shaded hollows. It is rather lighter 

 in color than most of the accompanying mosses. When in fruit 

 it is readily distinguished by its capsules, deeply furrowed when 

 dry. From the figures the capsules might possibly be confused 

 with those of Ceratodon, but they are much longer and much 



\ m 



Figure 38. Aulacomnium palustre X 10; capsules X 10; pseudopodia X 4. 



