MOSS HABITATS. 41 



are often found together, but are readily separated by even 

 a tyro if the above characters are observed. Fruiting from 

 May to August. 



FIG. 23. Hypmtm (Thuidiu)ji) tamarisctnum. i, plant natural size, fruit 

 lateral (pleurocarpous). 2, papillose leaf; 2 a, apex of same much magnified to show 

 papillae. 



