ASPIDIE^. 



13. — Didymochlcejia^ one species. 

 14. — Nephrolepis, seven species. 

 15. — Oleandra, two species. 



Fee, in his "Genres de la famille des Polypodiacees," enu- 

 merates many more species. He does not place them all under 

 Aspidiece, but groups them under three heads, Cyclodiece^ 

 Aspidiece, and Nephrolepideoe. 



1st. In Cyclodiece he arranges the following: — 



1. — Polystichum, forty-six species. 



2. — Phanerophlehia, two species. 



3. — Hemicardion, four species. 



4. — Amhlia, one species. 



5. — Cyclodium, three species. 



6. — Cyrtomium, two species. 



7. — Podopeltis, one species. 



8. — Bathmium, ten species. 

 2nd. In Aspidieoe. the following: — 



1. — Aspidium, about seventy species. 



2. — Cystopteris, fourteen species. 



3. — Lepidonevron, twelve species. 



4. — DicJiasimUy two species. 



5. — Oleandra, twelve species. 



6. — Nephr odium, about forty species. 



7. — Haplodictyon, two species. 



8. — Ahacopteris, five species. 



9. — Pleocnemia, three species. 

 10. — Sagenia, seven species. 

 11. — Phlehiogonium, one species. 

 12. — Cardiochlmna, eleven species. 

 13. — Fadyeniuy one species. 

 3rd. In Nephrolepidece the following: — 



1. — Nephrolepis, seven species. 



2. — Pteronevron, one species. 



3. — Saccoloma, three species. 



4. — Pachypleuria, five species. 



5. — Humata, two species. 

 Thus Fee enumerates above two hundred and fifty species, 

 yet many of these have not hitherto been cultivated in this 

 country, and others are placed by different authorities in other 

 families. 



