EXPLANATION OF PLATE I 

 Acrocarpous Mosses 



Fig. I. Parts of a moss; stem erect, not branched; fruit at apex of 



stem. 

 Fig. 2. Fruit appearing lateral by forking of stem. 

 Fig. 3. Fruit appearing lateral by new growth of plant. 



Pleurocarpous Mosses 



Fig. 4. Stem prostrate; fruit on a short lateral branch. 

 Fig. 5. Stem ascending; fruit on side of stem. 



