Evans: HeEpaTICAE OF Puerto RIco 225 
Explanation cf plates 8-12 
As in the previous papers of this series, the figures were drawn by the writer and 
prepared for publication by Miss Hyatt. 
PLATE 8 
Odontolejeunea lunulata (Web. ) Schiffn. 1. Branch with perianth, postical view, 
- 2. Part of stem with two underleaves dissected away, postical view, « 14. 
3. Cells from middle of lobe, x 265. 4. Cells from antical margin of lobe, 190. 
5. Teeth from inner part of the free margin of lobule, 190. 6. Tooth from outer 
of underleaf, 190. 8, 9. Bracts, X19. 10. Bracteole, X19. 11. Tooth from 
wing of perianth, 190. 12. Branch with attached propagulum, 19. 13. Germin- 
_ ating propagulum, X19. 14. A part of the second underleaf of a germinating propag- 
ulum, X I90. 15. Longitudinal section through same, 190. e figures were all 
drawn from Jamaican specimens collected by the writer ( 379 
Cyclolejeunea Chitonia (Tayl.) Evans. 16. Branch with two perianths, postical 
view, 195. 17. Part of stem, postical view, 219. 18. Leaf, antical view, 
19. Cells from middle of lobe, 265. 20. Cells from antical margin of 
lobe, X 190. 21. Same from another leaf, X 190. 22. Apex of lobule, & 190. 23. 
Bracts and bracteole, 19. The figures were all drawn from specimens collected by 
the writer (75, 82). 
~— 
x 
8 
PLATE 9 
"female branches, postical view, & 35. 2. Branch with perianth, postical view, < 35. 
3. Two leaves, antical view, < 35. 4. Modified branch, postical view, 35. 5. 
Cells from middle of lobe, 310. 6. Cells from antical margin of lobe, 220. 7, 
10. Apex of lobule, x 220, 11, 12. Bracts, 35. 13. Bracteole, X 35 
wall; in fig. 19 the apical cell is well established and the two basal cells can 
clearly distinguished ; in fig. 20 the cell-division is practically, ended but the apical 
cell is still distinct. These tl fig how the antical asy attached gemmae, 
and in fig. 20 the two young marginal rhizoids can be indistinctly seen through the 
cells. 21. Adult gemma seen from below, < 220: the apical cell is no longer to be 
5°. The figures were all drawn from specimens collected by the writer (20 2. 7). 
