cxxrviii. TABLE OP GENEEA. 



Hl>. Ret. 



12. MENISCIEJ5. 



(a) Veins arcuately anastomosing, forming costal 



areoles ; venules free. 



58. Brainea, * Sm. 1856 [p. xlv.] 



Bowringia, Hook, (non Champ.) 1853. 



(b) Venules regularly anastomosing arcuato-trans- 



versely between the pinnate parallel veins. 



59. Meniscinm, Schreb. 1791 [p. xlvi.] 



(c) Venules irregularly compound-anastomosing, with 



free included veinlets. 



60. Dryomenis, Fee, 1851 [p. xlvii.] 



Phytogenia, J. Sm. MS. 



13. ASPEENIE.E. 

 (a) Indusia simple, distinct. 

 * Veins free. 



^ Sori linear, elongate, marginal on the contracted 

 rachiform segments ; fronds small, Jlabelliform. 



61. Actiniopteris, Link, 1841 [p. xlvii.] 



Belvisia, Mirbel (pt.) 1803. 

 ft Sori linear or oblong, oblique. 



62. Asplenium, Lin. 1737 [p. xlviii.] 



Coenopteris, Bergius, 1782. 

 Darea, Jussieu, 1789. 

 Onopteris, Neck. 1790. 

 Phyllitis, Mcench, 1794. 

 Allantodia, R. Br. (pt.) 1810. 

 Acropteris, Lin 



Br. (pt.) 

 k, 1833. 



Amesium, Newm. 1844. 

 Homaloneuron, ll. 1847. 

 Tarachia, Presl, 1849. 

 Brafhvsoras, Presl, 1849. 

 1,1851. 



Hypochlamys, Fee. 

 Darrcastrum, Fee, \ 



1851. 



ttt Sori lunate or more or less hippocrepiform. 



63. Athyrinm, Roth, 1788, (redact.) . . [p. xlix.] 



Solenopteris, Zenker MS. 1835 : Kze. 1851. 



** Veins parallel, transversely combined at the margin. 



64. Thamnopteris, Presl, (1836 :) 1849. . . [p. L] 



Neottopteris, J. 8m. 1841. 



*** Veins parallel below, their apices reticulated, and 

 combined by a marginal vein. 



65. Hemidictynm, Presl, 1836. ..,..[?. 1.] 



Asplenidictyon, J. Sm. 1864 



**** Veins reticulated, the marginal vein! ets free. 

 t Indusia vaulted ; fronds membranaceous, naked. 



66. Allantodia, s.Sr. mo, (reduct.) ; id. 1830. [p. li.] 



