AN ENUMERATION OF CULTIVATED IfJBlSKS. 109 



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

 venules free. Becejptacles punctiform, terminal, medial, or basal. 

 Son round, rarely oblong, naked. 



§ 1. Vernation fasciculate, erect, becoming ccsspitose. 

 (Anopodium.) 



1. P. alpestris, J. 8m. Poly podium alpestre, Hoppe ; Lindl. 



and Moore's Brit. Ferns, t. 7, A, B, C ; Sowerby's 

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

 alpestre, Soppe ; Sw. ; Schk'. Fil. t. 60, exclus. syn. 

 Linn.-~- Europe, Britain. 



2. P. flexilis, J. Sm. Polypodium flexile, Moore. Polypodium 



alpestre, var. flexile, Lindl. and Moore's Brit. Ferns, 

 t. 7, V, F; Hook. Brit. Ferns, t. 6.— Scotland. 



§ 2. Vernation fasciculate, erect ; caudex becoming elevated, 

 solitary. (Desmopodium.) 



3. P. hastsefolia, J. Sm. Polypodium hastasfolium, Sw. ; 



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

 Jamaica. 



4. P. Walkerse, HooTc. Sp. Fil. 4, p. 233.— Ceylon. 



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



Eook. Sp. Fil. 4, p. 235. — Mauritius. 



C. P. decussata, /. Sm. Polypodium decussatum, Linn. 

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

 grammicum, Spr. — West Indies. 



7. P. macroptera, Fee. Polypodium macropterum, Kaulf. 



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

 phila Fischeriana, Begel, Sort Petrop. — Brazil. 



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



Ferns, 9, t. 52. — Martinique. 



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



■Lowe's Ferns, 2, t. 43. — Tropical America. 



10. P. laehnopoda, J. Sm. Polypodium lachnopodium, 



J.Sm. Fn. Fil. Bort. Kew (1846) ; Lowe's Ferns, 1, 

 t. 33. — Jamaica. 



