662 



Cajlipteris. 



CRYPTOGAMIA FILICES. Aspidluitl. 



. A. majusculiim ; pinnis alternis, laciniis oblongis inse- 



quaiiter adpresso-serratis, fronde apice fructificante. 

 Polypodium Callipteris. Ehrh. beitr. 3. p. 77. 

 Polystichum cristatum. Roth germ. 3. p. 84, 

 lancastriense. y.A. pinnis suboppositis, laciniis triangulari-ovatis acute 

 serratis, stipite nudo. — Wilid. sp, pi. 5. p. 26l. 

 Schkuhrfilic.t.AX. 

 In moist rocky situations : New York to Virginia. "}/. 

 July. V. V. Of middle size. 



**** Frondihus lipimiatis triplicato-pinnatisve ; indusiis 

 diinidiatis reniformibus. 



ebtusum. 6. A. frondihus bipinnatis, pinnulis oblongis obtusis supe- 



rioribus coadunatis dentato-crenatiSj rachi superne pu- 

 bescente. JVilld. sp. pi. 5. p. 254. 

 Polypodium obtusum. Swarlz. synop. Jilic. 3g. Schkuh^^ 



Jilic. IS. 

 Icon. Schkuhr Jilic. t.1l.& 43. h. 

 In clefts of rocks ; Pensylvan'a and Virginia. l/.July. 

 V. V. A small species, not above four or five inches 

 high. 

 ocukatum. /. A. ft-ondibus bipinnatis, pinnulis ovatis subfalcatis acutis 

 mucronato-serratis, basi superiore truncatis, inferiore 

 abbreviato-cuneatis, superioribus fructificantibus, sti- 

 pite rachique paleaceis. IVilld. sp. pi. 5. p. 258. 

 Polypodium aculeatum. Sp. pi. 1552. 

 Polystichum aculeatum. Roth Ji. germ. 3. p. 7Q. 

 Icon. Schkuhr filic. t. 39. ^ 40. Bolt. Jilic. t. 56. Pluk. 



alin.t. ISO./. 1. 

 In shady rocky places, on the Green mountains, Ver- 

 mont. 1/ . Aug. V. V. The size of No, 5, of a 

 shining and strong texture. 

 iiiaroipMle. 8. A, frondihus bipinnatis, pinnulis oblongis obtusis decur- 

 rentibus crenatis, crenis baseos protundioribus, soris 

 marginalibus, stipite paleaceo. JVilld. sp. pi. 5. 

 p. 259. 

 Polypodium marginale. Sppl. 1522, 

 Nephrodium marginale. Mich.Jt. amer. 2. p. 267. 

 Icon. Schkuhr Jilic. t.45. b. 



In rocky shady places: Canada to Carolina. %. July, 

 V. V Resembles the following. 

 Filix mas. 9- A. frondihus bipinnatis, pinnulis oblongis obtusis serratis, 

 serraturis muticis, soris costfe mediae approximatis, sti- 

 pite rachique. paleaceis. ^^illd. sp. pi. 5. p. 25g. 



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