Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
” 
Ont ann &&® NH 
ae 
(147 ) 
. 12, Exothecal cells just above the middle, 160. 
. Apex of perichaetial leaf, 80. 
14. Cross section of upper leaf, 160. 
PLATE 19. Bryum submuticum. 
. Plant, natural size. 
. Outer perichaetial leaf, 20. 
. Upper stem leaf, X 20. 
Inner perichaetial leaf and archegonium, X 20. 
. Capsules, X II. 
. Part of annulus, * 160. 
. Apex of outer perichaetial leaf, & 160. 
. Inner perigonial leaf with antheridium, 20. 
. Part of peristome, X I60. 
. Marginal cells of leaf 4 down, 160. 
. Median leaf-cells, 160. 
. Perigonium, X 10. 
. Stoma, X I60. 
. Exothecal cells about % down, X 160. 
PLATE 20. #ryum suborbiculare. 
. Plant, natural size. 
. Outer perichaetial leaf, 20. 
Upper stem leaf, 20. 
Lower stem leaf, 20. 
Inner perichaetial leaf and archegonium, 20. 
. Capsules, X 9. 
. Apex of perichaetial leaf, 160. 
. Part of peristome, 160. 
. Stoma, X 160: 
. Part of annulus, * 160. 
. Marginal cells % down leaf, & 285. 
. Apex of stem leaf, x 160. 
Exothecal cells % down capsule, 285. 
PLATE 21. Plagiobryum argenieotdes. 
. Terminal stem leaf, 50. 
. Terminal stem leaf, X 50. 
Lower stem leaf, X 50. 
Cross section of stem, 205. 
. Apex of leaf, & 205. 
. Base of leaf on one side, & 205. 
. Leaf of P. Zerit corresponding to number 2, 50. 
. Basal cells of same corresponding to number 6, X 205. 
PLATE 22. Lolytrichum inconstans Hagen. 
. Leaf, X 9. 
. Cross section of stem, * 160. 
