TABLE OP GENEBA. OXXXTU. 



Hb.Ref. 



§ 10. PlEEIDEa;. 



(a) Veins free. 

 * Son oppositely marginal and connivent on the 

 narrow segments. 



49. OnycMum, s:ifs. i820 [p. xi.] 



Csenopteris, Thwnb. 1793 (reduet.) : JPresl, 1849. 

 LeptOBtegia, B. Don, 1826. 



** Sori oblong, marginal. 



50. Ocliropteris, J. Sm. 1841. ..... [p. xli.] 



*** Sori linear, continuous, marginal. 



t Ind/usium suicoriaceous ; fronds vittarioid. 



51. Haplopteris, Fresl, 1836 [p. xli.] 



•ft Indusiwm membranaceous. 



52. Pteris, Lim- 1V37 femendj [p. xlii.] 



Thelypteris, Adamon^ 1763. 

 CincmaJis, Gledtisch, I76i. 

 OetosiSj NecJceVf 1790. 

 MoQOgonia, Fresl, 1836. 

 Eupteris, Agwrdh, 1839. 

 OmithopteriB, Aga/rdh, 1839. 

 Pteridopsis, iinfc, 1841. 

 Eupteris, Newm. 1845. 



Lytoneuron, Kl. 1847. 

 Nymphopteris, TFe66 fii Berth. 



1847. 

 Macropteris, TFe66 ef Berth. 



1847. 

 Pycnodoria, jPresly 1849. 

 Lonchitidimn, J'^e, 1851. 



(b) Costal veins only areuately anastomosing. 



53. Campteria, Presl, 1836 [p. xlii.] 



(c) Veins uniformly reticulated, without free 



inchided veinlets. 

 * Sori elongately l/imate in the sinuses of the segments. 



54. LoncMtis, Lm. 1737 [p. xliii.] 



** Sori linear, conti/mious ma/rgi/nal. 



65. Litobrochia, Fresl, 1836 [p. xliii.] 



Histiopteris, Agardh, 1839. I Heterophlebivun, FSe, 1851. 

 • Doryopteris, J. Sm. 1841. | 



(d) Veins compoundly reticulated, vnth included 



free veinlets in the areoles. 



56. AmpMblestra, Fresl, 1836 [p. xUt.] 



§ 11. WoODWAEDIEiE. 



57. Woodwardia, Smith, 1793 [p. xlv.] 



Doodia, S. Br. 1810. I Auchistea, Fresl, 1849. 



Loiinseiia, Fresl, 1849. | 



