TABLE OP GENEBA. CXXX111. 



** Veins compoundty reticulated, with free divaricate 

 veinlets in the areoles. 



14. Photinopteris, J. Sm. 1841 [p. xxii.] 



2. PLATYCEEIE.E. 



(a) Sori in amorphous patches. 



15. Platycerium, Dem. 1827 [p. xxii.] 



Neuroplatyceros, Pluk. 1705 : I Scutigera, Fie, 1844. 

 me, 1844. Platyceria, Fie, 1841. 



Alcicornium, Gaud. 1826. | 



(b) Sori in quadrate patches. 



16. Dryostachyum, J. Sm. 1841. ... [p. xxii.] 



(c) Sori in linear submarginal patches. 



17. Jenkinsia, SooJc. 1842 [p. xxiii.] 



3. LOMABIEJE. 



(a) Veins free, or not uniting at their apices. 

 Sori marginal, (the fronds contracted.) 



18. Lomaria, Wttld. 1809. ...... [p. xxiv.] 



Onoclea, Lin. (f)t.) 1751. 

 Stegania, Brown, 1810. 

 Lomaridium, Presl, 1849. 



Parablechnum, Presl, (pt.) 



1849. 

 Paralomaria, Fee, 1851. 



Polygramma Pre? 1849. 

 * Sori distinctly within the margin. 



19, Blechnum, Lin- 1754 [p. xxir.] 



Orthogramma, Presl, 1849. 

 Spicanta, Presl, 1849. 

 Hechnopsis, Presl, 1849. 

 Dialhia, PresZ, 1849. 



Mesothema, Presl, 1849. 

 Distaxia, Presl, 1849. 

 Parableclmum, Pres?, (pt.) 

 1849. 



(b) Veins transversely or arcuately combined. 

 ' Veins united near the margin. 



20. Salpichlsena, J. Sm. 1841 [p. xxv.] 



Salpiglaena, Klotzsch, 1847. 

 Salpinchlana, Presl, 1849. 



** Veins united near the costa. 



21. Sadleria, Kifs. 1824 [ P . y> ] 



4. PiETJBOGBAMME^!. 

 (a) Veins consisting of a costa only. 



22. Monogrramma, SchJcuhr, 1809. ... [p. xxri.] 



Cochlidium, Klfs. (pt.) 1824. 

 Vaginularia, Fee, 1843. 



M 3 



