AN INUMEEATION OF CULWVATED FEENS. 



189 



receptacle, constituting a linear, oontinnons or interrupted 

 Borus. Indiiisivm), linear, marginaL 



* VernattM fasdculate, deewmhent 



f Fronds simply pvnmate. 



1. P. longifolia, £m»i.; {Phim. 

 Fit t. 69); ScKk. Fil. 

 t 88; Lowe's F&me, 3, 

 i. 4SL. p. vittata, Lmn. 

 P. ensifolia, Sw. P. lan- 

 ceolata, Besf. P. Alpini, 

 Desv, P. obliqna, ForsTe. 

 P. costata,' Bory. P. 

 sequalis, Presl. P, acu- 

 minatissimuin, Bhmne. 

 P. amplectans. Wall. P. 

 Bahamensis, Fee. — Tro- 

 pics and Northern Tem- 

 perate Zone. 



Geiias96. — Bdirenpinna. No. 4. 



Portion n{ fertile firond, natural size. 



fj- Fronds pinnate, the lower pair or more of pinnae 

 lobed or pinnate. 



2. P. Cfetica, Linn. ; Schk. Fil. t. 90; Lowe's Ferns, 3, t. 43. 

 P. serraria, Sw. P. pentaphylla, WillA. 



Var. — albo-lineata, SboAs.Boi. Jfog'. t. 5194!; Lov)e's 

 New Ferns, t. 25. 



Tropics and North Temperate Zone. 



