AN ENUMERATION OF CULTIVATED FERNS. 91 



18. DICKANOGLOSSUM, /. 8m. 



Rhizome short, caespitose. Fronds 

 contiguous, furcately-pinnatifid, 6-12 

 inches high, coriaceous, sparsely squa- 

 miferous, segments lanceolate-cuspidate, 

 the fertile slightly contracted. Veins 

 obscure, simple, or forked, free, or their 

 apices arcuately anastomosing, forming 

 linear transverse superficial receptacles, 

 which, by contiguity, constitute a con- 

 tinuous or interrupted, linear, intra- 

 marginal, naked sorus. 



1. D. furcatum, /. Sm. ; Bot. Voy. 

 Herald. Pteris furcata, 

 Linn.; Plum. Fil. t. 114. 

 Taenitis furcata, Willd. ; 

 Hook, et Grev. Ic. Fil. t. 7. 

 Pteropsis furcata, Presl. ; 

 J. Sm. Gen. Fil 1841. Cus- 

 pidaria furcata, Fee, Gen. 

 Fil t. 8 A, f. 2 -West Genusl8 _ Portionoffertlle 

 Indies and Tropical America. trend, under side. NO. i . 



I ____ . 



19. HYMENOLEPIS, Kaulf. 

 Eliizomes short, cjsspitose. Fronds simple, 6-12 inches long, 



Genus 19. Portion of fertile frond, natural size ; ditto fert le &nd sterile, enlarged. 



No. 1. 



