Evans: HEeEpaTICAE OF PuERTO RICO 41 
Drepanolejeunea crucianella (Tayl.) Evans. 8, Part of plant with 9 inflores- 
cence, postical view, 70. 9. Branch with % inflorescence, postical view, 70. 
10. Part of stem, antical view, & 70. 11. Cells from middle of lobe, % 400. 12 
Upper part of lobe, x 280. 13. Apex of lobule, showing opening into water-sac, 
X 280. 14. Apex of lobule, & 280. 15. Underleaf, 280. 16. Bract, X 70. 
17. Bracteole, 70. All the figures were drawn from specimens collected by the 
writer (nos. 42, 43). 
PLATE 5 
Drepanolejeunca infundtbulata (Spruce) Evans. 1. Part of plant with perianth, 
postical view, 47. 2. Part of sterile stem, postical view, 47. 3. Flagelliform 
branch with two propagula, & 72. 4. Leaf, antical view, * 47. 5. Cells from mid. 
dle of lobe, & 425. 6. Tooth on postical margin, X 300. 7. Apex of lobe, >< 3co- 
8. Apex of lobule, X 300. 9. Underleaf, 300, 10. Bract and connate bracteole, 
72. 1. Bract, X72. The figures were all drawn from specimens collected by 
the writer (no. 21). 
PLATE 6 
Drepanolejeunea inchoata (Meissn.) Schiffn. 1. Part of stem with two perianths 
and a 9 inflorescence, postical view, < 44. 2. Part of sterile stem, postical view, 
44. 3. Leaf, antical view, x 44. 4. Cells from middle of lobe, 370. 5. Apex 
of lobe, < 265. 6. Apex of lobule, X 265. 7, 8. Underleaves, >< 265. 9, 10. 
Bracts with connate bracteoles, x 65. The messi were all drawn from specimens 
‘collected by the writer (no. 41). 
