i Eupodium, J. Sm. S 
Fadyenia, Hook. . 
Féea, Bory. . . í 
Gleichenia, Sm. -. ^. 
GLEICHENIEZ `, . 
yhoteenium, J. Sm. 
Goniophlebium, Bl... 
. Goniopteris, Pr... . 
GRAMMITIDEE e 
Grammites, Sw. in part 
Guernia, J. $m. . d 
Gymnogramma, Desv. 
Gymnopteris, Bernh. 
Heeistopteris, J. Sm. . 
Helminthostachys, Kau/f. 
. . Hemüdietyon, Pr. $ 
Hemionitis, Linn. 7 
Hemitelia, R. Br. e 
. Hewardia, J. Sm. 
Histiopteris, J. Sm. 
Humata, Cav. : 
Hymenodium, Pr. 
.. HYMENOLEPIDEX . a 
. Hymenolipis, Kauf. . 
| _HYMENOPHYLLE® i 
Hymenophyllum, Sm. . 
AG Bffboderris. R. Br. 
. . Hypolepis, Bernh. 
SCH  Isoloma, J. ee 
co Jamesonia, Hook. et Grev. 
— Kaufusia BL . 
 Lastrea, Pr.. 
_Lecanopteris, B7. . 
 Lepieystis, J. Sm. 
" 
P 
E 
3 
= 
= 
INDEX TO GENERA, 
PAGE 
365 
211 
349 
839 
337 
187 
89 
191 
149 
179 
272 
157 
137 
178 
369 
335 
150 
246 
277 
294 
82 
128 
117 
118 
342 
345 
349 
Lomaphlebia, J. Sm. 
ke Lonchitis, Linn. . 
Lopholepis, J. Sm. 
Lophosoria, Pr. . 
Lorinseria, Pr. 
Loxogramma, Pr. 
Loxoma, R.. Br. . 
Lygodietyon, J. Sm. 
Lygodium, Sw. . 
MARATTIER . : 
Marattia, Sm. ^ 
Matonia, R. Br. 
MENISCEE . e 
Meniscium, Schk. . 
Mesochlena, R. Br. 
Microgramma, Pr. 
Microlepia, Pr. . 
Micropodium, Mett. 
Micropteris, J. Sm. 
Microstaphyla, Pr. 
Morhia, Sw. S 
Monogramma, Schk. 
Myriopteris, Fée . 
Neottopteris, J. Sm. 
Nephrodium, Schott. 
Nephrolepis, Schott. 
Neurocallis, Fée . 
Neurodium, Fée , 
Niphidium, J. Sm. 
Niphobolus, Ka«ulf. 
Niphopsis, J. Sm. 
Nothochlena, R. Br. 
Ocropteris, J. Sm. 
Odontoloma, J. Sm. 
Odontosoria, Pr. . 
OLEAND " 
REZ 
Oleandra, Cav. 
Olfersia, Radd. . 
= Onoclea, Linn. 
Onychium, Kaulf. 
OPHIOGLOSSEE ., 
m Ophioglossum, Linn. 
Ormopteris, J. Sm. 
Ornithopteris, Agardh. 
OSMUNDEA . S 
—Osmunda, Linn, . 
Oxygonium, Pr. 
Paragramma, Bl. . 
