PLATE XVII. 



Sphagnum strictum, Lindb. 



Fig. a. — Female plant. Fig. $ . — Male plant. 



„ I. — Part of stem with a branch fascicle. 



„ 2b. — Bract from male inflorescence with antheridiuni. 



„ 3. — Fruit and pericha:tium. ^IG. 4. — Bract from same. 



„ 4rt. — Apex of same expanded. Fig. 5, — Stem leaves. 



„ s a a. — Areolation of apex of same. 



„ 6. — Leaves from a divergent branch. Fig. 6/. — Point of same. 



„ 6c. — 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. 



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