CHARACTERS OF TRIBES AND GENERA, 349 ` 
201.—Ferza, 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- 
` dusiwm tubular, calyciform. Receptacle filiform, continued 
beyond the sporangia and mouth of the indusium. 
Type. Trichomanes spicata, Hedwig. 
Ilust. 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.— HuENosrACHYS, Bory. (1824). 
forms ; the sterile pinnatifid; veins forked ; venules anas- 
tomosing, forming oblique elongated areoles ; fertile frond 
stituting a distichous spike of connate, urceolate, calyci- ` 
form indusia, each containing a free columnar exserted 
receptacle. 
Type. Trichomanes elegans, Rudge. o 
- Ilust. Hook. and Bauer Gen. Fil., t. 108; MooreInd. ` 
Fil., p. 89 B. ; J. Sm. Ferns, Brit. and For., fig. 140. 
Obs.—This genus is founded on an elegant and remark. l 
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 Tricho- ` 
manes in having the fertile fronds contracted into a linear ` 
Pernation fasciculate, erect, acaulose. Fronds of wo 
contracted, longer than the sterile, linear rachiform, con- 
