PLATE XVII. 
SPHAGNUM STRICTUM, Lindb. 
Fic. a.—Female plant. Fic. ¢.—Male plant. 
» 1.—Part of stem with a branch fascicle. 
» 26.—Bract from male inflorescence with antheridium. 
» 3-—Fruit and perichetium. Fic. 4.—Bract from same. 
»» 4a.—Apex of same expanded. Fic. 5.—Stem leaves. 
» 5@4a.—Areolation of apex of same. 
», 6.—Leaves from a divergent branch. Fic. 6¢.~—Point of same. 
» 6¢—Cells from middle x 200, 
» 6x,—Transverse section, 
» 7-—Basal intermediate leaf. 
» 9x.—Part of section of stem. 
» 10.—Part of a branch denuded of leaves. 
