AN ENUMERATION OF CULTIVATED FERNS. 



87 



podium cuspidatum, Presl. Reliq. Hcenk. t. I,/. 3. 

 Polypodium avenium, Desv. Tropical America. 



2. P. lanceolata, Presl. Polypodium lanceolatum, Linn.; 



Plum. Fil. t. 137. Polypodium macrocarpum, Willd. 

 Pleopeltis macrocarpa, Kaulf. Pleopeltis lepidota, 

 Presl. Pleopelfcis Helenas, Presl. Tropical America, 

 St. Helena, South Africa, and Bourbon. 



3. P. elongata, J. Sm. Grammitis elongata, Sw. Synammia 



elongata, Presl. Grammitis lanceolata, Sclik. Fil. t. 7. 

 Tropical America. 



4. P. nuda, Hook. Exot. Fl. t. 63 (non Hook. Gen. Fil.). Phy- 



matodes (Lepisorus) nuda, /. Sm. Cat. Cult. Ferns 

 (1857). Polypodium loriforme, Wall. Hook. Gard. 

 Ferns, t. 18. Pleopeltis loriformis, Presl. ; Drynaria 

 Fortunei, T. Moore (non Link). Polypodium leio- 

 pteris, Kunze; Metten. Fil. Hort. Leip. t. 25, /. 37. 

 East Indies. 



5. P. excavata, J. Sm. Polypodium excavatum, Bory in 



Willd. Phymatodes (Lepisorus) excavata, J. 8m. 

 Cat. Cult. Ferns (1857). Polypodium scolopendrinum, 

 D. Don. Polypodium sesquipedalis, Wall. Poly- 

 podium phlebodes, Kunze; Pleopeltis nuda, Hook. 

 Gen. Fil t. 18 (non Hook. Exot. .FZ.). East Indie?, 

 Mauritius, and China. 



13. PARAGBAMMA, Moore. 



Rhizome short, csespitose or slender 

 elongated. Fronds simple, linear- 

 lanceolate, obtuse, -| to 1^ foot in 

 length, smooth, coriaceous. Veins 

 compound anastomosing, internal, ob- 

 scure, nearly uniform. Receptacles 

 compital, deeply immersed, forming 

 oblong or short linear cysts near to, 

 and parallel with, the margin. Sori 

 oblong-linear, marginal, furnished 

 with indusioid stipitate squamae. 



Genus 13. Portion of mature 

 frond, under side. No. 1. 



