PLATE II. 



1. Sphagnum cymbifolium. 



a. plant, nat. size. 



b. cells from stem, magnified. 



c. leaf, magnified. 



d. sporangium. 



2. S. compactum. 



a. plant, nat. size. 



b. cells from stem, magnified. 



c. leaf, magnified. 



d. sporangium. 



3. S. molluscum. 



a. plant, nat. size. 



b. cells from stem, magnified. 



c. leaf, magnified. 



4. S. acutifolium. 



a. plant, nat. size. 



b. leaf, magnified. 



c. sporangium with remains of veil, magnified. 



d. lid, magnified. 



5. S. squarrosum. 



a. plant, nat. size. 



b. leaf, magnified. 



c. sporangium with remains of veil, magnified. 



6. Andresea alpina. 



a. plant, nat. size. 



b. leaves, magnified. 



c. portion of leaves, magnified. 



d. young sporangium, magnified. 



e. sporangium ruptured, magnified. 



7. A. rupestris. 



a. plant, nat. size. 



b, c. leaves, magnified. 



d. sporangium, magnified. 



