EXPLANATION OF THE PLATES. XV 



4. H. stramineum. 



a. leaf, magnified. 



b. sporangium, magnified. 



5. H. trifarium. 



a. leaves, magnified. 



6. H. cordifolium. 



a. leaves, magnified. 



b. young veil, magnified. 



c. sporangium, magnified. 



PLATE VIII. 



1. Hypnum cuspidatum. 



a. leaf, magnified. 



b. sporangium, magnified. 



2. H. Schreberi. 



a. leaves, from before and behind, magnified. 



b. sporangium, magnified. 



3. II. .puruiii. 



. leaves, from before and behind, magnified. 

 b. sporangium, magnified. 



4. Thuidium tamariscinum. 



a. leaves, magnified. 



b. sporangium, magnified. 



5. Hypnum Blandovii. 



a. leaf, magnified. 



b. leaf, seen from behind, with down-like paraphylla. 



c. sporangium, magnified. 



PLATE IX. 



1. Hvjmum splendens. 



a. leaf, magnified. 



b. sporangium, magnified. 



