: 46 ON GENERA AND SPECIES. 
$ 2. Platyceriew (Ex. Platycerium, Desv., Jenkinsia, Hook.) a 
§ 3. Lomarieæ (Ex. Lomaria, Willd., Blechnum, Lin.) 4 
§ 4. Pleurogrammes (Ex. Monogramma, Schh., Hymenolepis, — 
Klifs., Gymnopteris, Bernh. e 7 
§ 5. Tænitideæ (Ex. Lomogramma, J. Sm., Drymoglossum, ` 
Presl, Tæniopsis, J. Sm.) 
§ 6. Vittaries (Ex. Vittaria, Sm.) 
§ 7. Lindsæeæ (Ex. Lindsæe, Dryand., Dictiomiphium, 
Hook.) 
§ 8. Adianteæ (Ex. Adiantum, Linn. py de J. Sm.) 
$ 9. Cheilanthéw (Ex. Hypolepis, Bernh., Casebeera, Klfs.) 
$ 10. Pterides (Ex. Onychium, EI. Haplopteris, Presl., 
Amphiblestra, Presl.) E. 
§ 11. Woodwardies (Ex. Woodwardia, Sm., includes à 
Doodia, R. Br.) 
§ 12. Menisciee (Ex. Brania, J. Sm., Meniscium, Schreb., 
Dryomenis, Fée.) 
$ 13. Aspleniew (Ex. Actiniopteris, Link., Suplai 
o Presl, Ceterach, Willd.) 
E § 14. Didymochlwnes (Ex. Didymochlaena, Desv., Moin. 
: chlena, R. Br.) 
$ 15. Hemionitidee (Ex. Polyteniwm, Desv., Anetium, 
Klfs., Dictyogramma, Fée.) 
$ 16. ee (Ex. Grammitis, Sw., Stegno- 
` gramma, DL , Selliguea, Bory.) 
§ 17. Platylomes (Ex. Plagiogyria, Kze., Llavea, Lagasca, 
Cryptogramma, R. Br.) Ee 
$ 18. Polpodiee (Ex. Struthiopteris, Willd., Jamesonia. 
2 . Hook. et Grev., Drynaria, Bory.) 
$ 19. Aspidiew (Gen. 12. Onoclea, Lin., Polystichum, 
p Roth., Nephrolepis, Schott.) S 
$20. Dagobert (Gen. 3, Oystopteris, Bernh., Acro- 
SCH phorus, Presl., Humata, Cav.) 
