i ee iy 
ee | . eo eer 
he Specimens distributed in Hepaticae Cubenses as 
Evans: HEpATICAE OF PUERTO RIco 567 
Vienna, and Mr. M. B. Slater, of Malton, Yorkshire, for the loan 
of type specimens and authentic material. Valuable collections 
for study have also been supplied by the New York Botanical 
Garden. 
YALE UNIVERSITY. 
op Explanation of plates 31-33 
sin the previous papers of this series the figures were’ drawn by the writer and 
prepared for publication by Miss Hyatt. 
PLATE 31 
oe Symbiesidium transvuer sale (Swartz) Trevis. 1. Part of stem with female branch 
ea postical view, X 15. 2. Leaf, antical view, X15. 3. Proliferating 
“eye orescence borne on a leading branch, postical view, X15. 4- Two short 
Bis. nces with limited growth, postical view, X15. 5. Cells from middle 
i. » 265. 6, 7. Apices of lobules, showing hyaline papillae, 200. 8-10, 
ts and bracteole from one involucre, 25. ‘The figures wereall drawn from speci- 
Mens collected by the writer (67). 
gaa barbiforum (Lindenb. & Gottsche) Evans. 11. Part of stem with 
.. ranch and perianth, postical view, X 25. 12-14. Bracts and bracteole from 
olucre, X 25. The figures were all drawn from specimens collected by A. A. 
Heller (779). 
PLATE 32 
Siena brachiata (Swartz) Schiffn, 1, Stem with perianth and two inno- 
ns, one of which has been cut off close to the base, postical view, X 9. 2. r 
* stem, antical view, <9. 3. Lobule, postical view, X 35- 4. Cells from middle of 
" X 265. 5. Cells from apex of lobe, X 200. 6. Apex of lobule, X 200. 7-9- 
tacts and bracteole from one involucre, X 15. 10. Subfloral underleaf below same 
15. 16, Foliar lobule of a fourth specimen, postical view, x 35- 
15. 18-20. Bracts and bracteole from one involucre, X 15. 21- Bracteole from a 
t and bracteole from a sixth specimen,  15- 
collected on John Crow Peak, Jamaica, by L. 
(205); Figs. 16-18, from Puerto Rico 
Heller (7745) 3 Figs. 22 and 23, from 
Phragmicoma Bongardiana. 
ig specimen, X 15. 2 Bra 
gt I-15 were drawn from specimens 
‘ : Underwood (727, 857) and by the writer 
Pecimens collected by the writer (59) and by 
PLATE 33 
_ Caudalejeunea Lehmanniana (Gottsche) Evans. 1. Branch with perianth, pos- 
Heal view 15. 2. Two leaves, postical view, X15. 3 Part of plant showing a 
4. Prostrate 
> 
x 
Perianth, a female inflorescence, and a male spike, postical view, 15: 
_ Two leaves, antical view, x! 5. 6. Cells from middle 
Mabe, x 265. 7. Cell from base of lobe, X 265. 8, Apex of lobule, X 200. 9- 
"I. Bracts and bracteole from one involucre, X15. 12 Transverse section of perianth, 
