— 57 — 



Plate XIV. — Ditrichum flexicaule 



(i) Leaf, X22. (2) Perichaetial leaf, X22. (3) Leaf, X22. (4) Cells of leaf- 

 base, X400. (5) Cells of leaf-middle, X400. (6) Leaf-tip, X32. (7) Leaf-tip, 

 X400- 



Plate XV. — Ditrichum montanum 



(i) Leaf, X22. (2) Leaf-tip, X32. (3) Leaf-tip, X400. (4) Cells of leaf- 

 middle, X400. (5) Capsule, X18. 



