ON GENERA AND SPECIES. 48 ` 
contain the same species, or nearly so. His table of 
arrangement, showing the distribution of the species under 
. the different sections, occupies thirteen pages of quarto of 
his Treatise, of which the following in an abridgment :— 
GENUS POLYPODIUM. 
8 1. Cenopteris (Adenophorus, Hook. Xiphopteris, Kaulf.). 
. $ 2. Ctenopteris, Eupteris, vel Europteris (Grammites, Sw, 
Blume; Ctenopteris, J. Sm. Polypodium, J. Sm.). 
§ 8. Cenopteris, Ctenopteris, rarissime Eupteris (Pleo- 
peltis in part, J. Sm.). i 
§ 4. Marginaria ; folia conformia (Lepicystis, J. Sm.). 
5. Marginaria-Goniophlebium (Goniophlebium, Blume, 
J. Sm.). 
6. Cyrtophlebium (Oyrtophlebium, R. Br. Goes l 
Presl). 4 
7. Doodya ; nacule exappendiculate (Dictymia, J. Sm). 
8. Doodya ; nacule appendiculate —— in il 
Presl). 
9. Phlebodium (Pleopeltis in part, J. Sm.). 
$ 10. Marginaria; folia difformia (Lopholepis, J. Sm.). 
$ 11. Phlebodium (Anapeltis, J. Sm. Phymatodes in Gë 
Presl). 
.. $ 12. Anaxetum (Pleuridium in part, Presl, J. Sm.). 
$ 18. Anaxetum (Pleuridium in part, J. Sm., Selliguea, 
Blume, Lozogramma, Presl). 
§ 14. Drynaria (Pleuridium in part, J. Sm. Colysis, Pre. — 
— Drynaria, Bory. Depteris, Reinw.  Monosorum. 
TOM Linbr). S 
§ 15. Pleoenemia (Niphopsis, J. Sm.) — 
§ 16. Pleoenemia (Niphobolus, Kaulf., Spreng., J. Sm.). 
§ 17. Pleocnemia appendiculata, 8.5 Kee peaos 
Sr . Presl, J. Sm.). 
