INDEX OP GENERA. 



[Principal entries in heavy-faced type. Synonyms in italics.] 



Page. 



Acrostichum 6, 42 



Adenoderris 39 



Adiantum 12,13 



Alsophila 8. 4. 22 



Aspidium 17, 



18, 28, 29, 30, 31, 32, 33, 34, 35, 30, 37, 38, 39 



Asplenium 13-15, H,16,%«t, 40 



ISlechnum 15, 17 



liommeria 13 



Campylonourum 7,8 



< 'heilanthcs 13 



Cibotium 3 



Cyathea 4, 5, 23. 24 . 25. 40 



I >anaea 2 



Oonnstaedtia 21 



Dlcksonia 39 



Dicranoptcris 3 



Dictyoxiphium 21 



1 )iplazium 1,1 5-1 7 



Dryopteris 17-20, 19, 30, 38, 39 



Elaphoglossum 5, (J, 42 



Kquisetum 22 



Glciehenia 3 



( ioniophlebium 8 



Gtmiopteris 18,19 



Grammitis 17 



Gymnogramme 17 



Gymnoptcris 20 



Histiopteris 13 



Ilymonopbylhim 21 



Hypolepis 21 



Lomaria 17 



Page. 



Loxogrnmme 17 



Lycopodium 22 , 23. 41 



Lygodium 3 



Marat I ia 3 



Mertertsia 3 



Kephrodium 18, 19, 39 



Nephrolepls 21 



Olfersia 20 



Pellaes 13 



Plianerophlcbta 20 



Ph egoptcris 35 



Phlebodlum 8,9 



Poikilopteris 20 



Polybotrya 20 



Polypodium 8. 



9-12, 17, 18, 19, 38, SO, 34, 36, 39, 42, 43 



Polystichum 21 , 



2 i , 25, 20. 27, 28-38, 28, 29, SO, 32, 33, 36, 37, 39 



Pteris 13,41,42 



Rhlpidopteris 7 



Rumohra 30 



Sacealoma 21 



Seoliosonis 7 



Selaginella 23 



Stenoelilaena 17, 32 



Struthiopteris 17 



Tricbomanes 22, 22 



Trisrneria 13 



Yittaria 1 



Woodwardia 17 



Xipboptoris 12 



o 



VII 



