PLATE IX. 



1. Hypnum splendens. 



a. leaf, magnified. 



b. sporangium, magnified. 



2. H. brevirostre. 



a. leaves, from before and behind, magnified. 



b. sporangium, magnified. 



3. H. triquetrum. 



a. leaves, magnified. 



b. sporangium, magnified. 



4. H. loreum. 



a. leaves, magnified. 



b. sporangium, magnified. 



5. H. flagellare. 



a. leaves, magnified. 



b. sporangium, magnified. 



