ClIlY. TABLE OP GENEBA. 



JJ Fronds naked,or bearing scattered peltate scales. 

 || Sori globose (rarely short (Along, orly confluence 

 elongated), polycarpous; fronds articulated 

 with the rhizome. 



If Fronds simple pinnatifid or pinnate, mono- 

 morphous, or the fertile somewhat narrowed. 



108. Pleopeltis, S. et S. 1810 (extens.) . [p. kxvi.] 

 Marginaria, Sory, (pt.) 1824. Chrysopteris, Link, (pt.) 1841. 

 Atactosia, SI. 1828. Phyllitidis, J. Sm. 1841. 

 MicroBorium, Link, 1833. Lepisorus, J. Sm. 1841. 

 Anaxetum, Schott, 1834. Anapeltis, J. Sm. 1846. 

 Microgramma, Presl, 1836. Microterus, Fred, 1849. 

 Plenridium, Preil, 1836. Symplecium, Kze. 1846. 

 Phymatodes, Preil, 1836. Phytogenia, J. Sm. MS. olvm. 

 Drynaria, Presl, (pt.) 1836. Melanopteris, J. Sm. MS. 



TT1T Fronds dimorphous, the sterile dwarfed, 



sessile, querciform. 



(a) Fertile and sterile segments of the normal 

 fronds uniform. 



109. Drynaria, (Bory, 1825 J J". Sm. 1841. [p. Ixxviii.] 



() Fertile upper segments of normal fronds 

 much contracted. 



110. Aglaomorpha, Schott, 1835 . . . [ P . 



Psygmium, Preil, 1836. 



Illl iSoT^' oligocarpous ; fronds continuous with the 

 rhizome. 



111. Dipteris, JReinw. 1825 [p. Ixxix.] 



IIIHI U 8ori large, subrotund, immersed in the 

 cupuliform cartilaginous marginal teeth" 

 which are reflexed when dry. 



112. Lecanopteris, &um. 1825 : m. 1828. [p. 



Onychium, Seinw. 1825 (non Klfs.) 



19. 



(a) Indusia cucullate behind the sori, on the con- 

 tracted incurved pinnules. 



113. Onoclea, z. 1751 [p. 



Angiopteris, Mitch. 1748. I Riedlea, Mirb. 1803. 

 Calypterium, JSernA. 1801. | Ragiopteris, Pretl, 1836. 



