AN ENUMERATION OF CULTIVATED FERNS. 



M9 



generally below its apex. Receptacles punctiform. Sori round. 

 Indusium orbicular or subreniform. 



§ 1. Vernation fasciculate, caudex erect. 



{Polystichum verum.) >. 



* Fronds pinnate. iMg/ 



1. P. aerostichoid.es, Schott. Aspidium t„Slfy 



acrostichoides, Sw.; Lowe'sFerns, 

 6, 1. 19. Aspidium auriculatum, 

 Sclih. Fit. t. 30. — North America. 



.2. P. falcinellum, Presl. Aspidium falci- 

 nellum, Sw.; Lowe's Fems,6, t.7. 

 Hook. Fil. Exot. t. 53. — Madeira. 



■3. P. mucronatum, Presl. Aspidium 

 mucronatum, Sw. ; Schh. Fil. 

 t. 29 B, C; Hooh. Sp. Fil. 4, 

 t. 216. — Jamaica. 



4. P. Lonehitis, Both; Schott,Gen.Fil.t.9; 



Lindl. and Moore's Brit. Ferns, 

 t. 9 ; Sowerby's Ferns, 1. 15. Poly- 

 podium Lonehitis, Linn.; Eng. 

 Bot. t. 797. Aspidium Lonchiti.=, 

 Sw. ; Schh. Fil. t. 29 ; Hooh. 

 Brit. Ferns, t. 9. — Europe, 

 Britain. ': ;,i._>If »%' 



5. P. triangulum, Fee. Polypcdium 



triangulum, Linn. (Plum. Fil. 

 t. 72). Aspidium triangulum, "*%&' 



Sw. ; Hooh. Fil. Exot. t. 33. 

 Aspidium trapezoides, Sw. As- Genus 74.- Portion of 

 1 1 -r , mature frona, under 



pidium mucronatum, ■ Lowe s side. No. 1 1 . 



Ferns, 6, t. 31 B (non Sw.). 



Var. laxum, Lowe's New Ferns, p. 143. — 

 West Indies. 



6. P. obliquum, J. Sm. Aspidium obliquum, Don. Aspidium 



casspitosum, Wall. ; Hooh. Sp. Fil. 4, t. 213.— Nepal, 

 Japan. 



** Fronds bipinnate. 



7. P. aeuleatum, Both; Lindl. and Moore's Brit. Ferns, 



1. 10 ; Sowerby's Ferns, 1. 17. Polystichum aeuleatum, 



