CHARACTERS OP TRIBES AND GENEEA. 349 



201. FEEA, Bory. (1824). 



Vernation fasciculate, erect, acaulose. Fronds of two 

 forms, 2 to 6 inches high ; the sterile pinnatifid or sub- 

 pinnate, the fertile contracted, rachiform, stipate, longer 

 than the sterile. Veins simple or forked ; venules free, 

 pedicellate, in a row along both sides of the rachis. In- 

 dusium tubular, calyciform. Receptacle filiform, continued 

 beyond the sporangia and mouth of the indusium. 



Type. Trichomanes spicata, Hedwig. 



Illust. Hook. Exot. Fl., t. 52 ; Moore Ind. Fil., p. 89 A.; 

 J. Sm. Ferns, Brit, and For., fig. 139. 



Sp. F. spicata, Pr. (v v.) ; F. nana, Bory. (v v.). 



Natives of the West Indies and Tropical America. 



202. HYMENOSTACHYS, Bory. (1824). 



Vernation fasciculate, erect, acaulose. Fronds of two 

 forms ; the sterile pinnatifid ; veins forked ; venules anas- 

 tomosing, forming oblique elongated areoles ; fertile frond 

 contracted, longer than the sterile, linear rachiform, con- 

 stituting a distichous spike of connate, urceolate, calyci- 

 form indusia, each containing a free columnar exserted 

 receptacle. 



Type. Trichomanes ehgans, "Rudye* 



Illust. Hook, and Bauer Gen. Fil., t. 108 ; Moore Ind. 

 Fil., p. 89 B. ; J. Sm. Ferns, Brit, and For., fig. 140. 



OBS. This genus is founded on an elegant and remark- 

 able Fern, first described by Rudge in a work on the 

 plants of Guiana, with a figure (t. 35) in which this and 

 Feea spicata are represented as one species. This I have 

 long ago verified as a mistake on examining the original 

 specimens in Rudge's herbarium. It differs from Triclio- 

 manes in having the fertile fronds contracted into a linear 



