AN EN0MEEATION OF CULTITATED PERNS. 



91 



18; BICSAWOGLOSSUM, /. Sm. 



SMzome short, caespitose. Fronds 

 contiguous, furoately-pinnatifid, 6-12 

 inches high, coriaceous, sparsely squa- 

 miferous, segments lanceolate-cuspidate, 

 the fertile slightly contracted. Vems 

 obscure, simple, or forked, free, or their 

 apices arcuately anastomosing, forming 

 hnear transverse superficial receptacles, 

 which, by contiguity, constitute a con- 

 tinuous or interrupted, linear, intra- 

 marginal, naked sorrs. 



1. D. fureatum, /. 8m. ; Bot. Voy. 

 Herald. Pteris furoata, 

 Linn. ; Plum. Fil. t. 114. 

 Tsenitis furcata, Willd. ; 

 Eooh. et Ch-ev. le. Fil. t. 7. 

 Pteropsis furcata, Presl. ; 

 J. Sm. Gen. Fil. 1841. Ous- 

 pidaria furcata. Fee, Gen. 

 Fil. t. 8 A, f. 2.— West 

 indies and Tropical America. 



Genus 18. — Portion of fertile 

 frond, under side. No. 1 . 



19. HYMEWOLEPIS, Kaulf. 

 Rhizomes short, csespitose. Fronds simple, 6-12 inches long. 



Genusig.— Portion of fe.tile frond, natural size^ ditto fert le and sterile, enlarged. 



No. 1. 



