How to Know the Lichens and Mosses 



Hepatic. 



Hepatic. 



Hepatic. 



is not in flower. It was probably to this plant Gannet referred 

 when he wrote: 



"A cloister dim, where the gray moss waves, 

 And the live-oaks lock their arms at will." 



TRUE MOSSES 



If plants are small and green, 

 with leafy stems, and have the 



habit of living in such close 

 proximity as to form 



Spore-case 

 without lid. 



Lid. 



Spore-case 



velvety cushions, (Cera- with lid re - 



, movedto 



todon purpureum) one show teeth 



Spore-case 

 with lid. 



Bryum argenteum. 



may suspect them of be- wanting. 



ing mosses, but if they 

 have this habit of growth, or grow in clusters resembling tiny 

 ferns or miniature trees and bear their spores in little cases 

 opening by lids, one may feel confident that they are the true 

 mosses as distinguished from hepatics. 



Hepatic. Spore-case split into 

 four symmetrical valves. 



Ceratodon purpureum, Velvety Cushion. 



