AN ENUMEEATfOH OF CULTIVATED PEENS. 169 



multifid, and from 1-6 feet high. Veins forked or pinnate; 

 venules free. Receptcbdes punotiform, terminal, medial, or basal. 

 Sori round, rarely oblong, naked. 



§ 1. Vernation fasciculate, erect, becoming emspitose, 

 (Anopodinm.) 



1. P. alpestris, J. 8m. Polypodium alpestre, Hoppe ; JAndl, 



amd Moore's Brit. Ferns, t. 7, A, B, C ; Sowerhy's 

 Ferns, 2, t. 49 ; Lowe's Ferns, 1, t. 39. Aspidium 

 alpestre, Hoppe ; 8w. ; 8chk. Fil. t. 60, escclus. syn. 

 Lvnm,. — Europe, Britain. 



2. P. flexilis, J. 8m. Polypodium flexile, Moore. Polypodium 



alpestre, va/r. flexile, Lindl. and Moore's Brit. Ferns, 

 f. 7, D, E; Sook. Brit. Ferns, t. 6.— Scotland. 



§ 2. VemaMon fasciculate, erect ; canidex leconwng elevated, 

 solitary. (Desmopodium.) 



3. P. hastsefolia, /. 8m. Polypodium hastaefolium, 8w. ; 



Hook, et Grev. Ic. Fil. t. 203 ; Lowe's Ferns, 2, t. 55. — 

 Jamaica. 



4 P. WalkerBB, Hook. 8p. Fil. 4, p. 233.— Ceylon. 



5. P. Sieberianum, Fee. Polypodium Sieberianum, Kamlf. ; 



Hook. Sp. FU. 4, p, 235. — Mauritius. 



6. F. decussata, J. 8m. Polypodium decussatnm, Linm. 



(Pimm. Fil. t. 24) ; Lowe's Ferns, 2, t. 54. Polypodium 

 grammicnm, 8pr.-^Wezt Indies. 



7. P. macroptera, Fee. Polypodium macroptemm, Ka/ulf. 



Polypodium formosum, Lowe's Ferns, 2, t. 53. Also- 

 phila IHsoheriana, Begel, Hort. Petrop. — Brazil. 



8. P. ampla, Fee. Polypodium amplum, Humb. ; Lowe's 



Ferns, 9, t. 62. — Martinique. 



9. P. spectabilia, Fee. Polypodium spectabile, Kaulf.; 



Lowe's Ferns, 2, i. 43. — ^Tropical America. 



10. P. lachnopoda, J. 8m. Polypodium laohnopodium, 



J. 8m. En. FU. Hort. Kew (1846) ; Lowe's Ferns, 1, 

 t. 33.— Jamaica. 



