666 



CRYPTOG/VMIA FILICES. 



726. STRUTHIOPTERIS. mild, in mag. ges. nal.fr. %. 

 lerl. ISOg.p. ItJO. 



1. S. frondibus slerilibus bipimiatifidis, laciniis ir.tegerri- 

 mis obtusis, infima elongata acuta. JVilld. sp. pi. 5. 

 p. 289. 



Onoclea nodulosa. Schkuhr fiiic. p. 96. t. 104. 



In Pensylvania. Muhlenberg. 1/. +. Resembles 

 S. gennanica. 



rhhophyllum. 



anguslifoli- 

 uin. 



eheneum. 



melanocau- 

 Ion. 



727. ASPLENIUM. Swariz.synop.Jilic.p.A. 



1. A. frondibns lanceolatis stipitatis subcrenatis, basi auri- 



culato-cordatis, apice longissimo lineari-filiforme radi- 



cante. Willd. sp. pi. 5- p. 305. 

 Ion. Pluk. aim. t. 105./. 3. Peliv. gazoph. t. 105./. 7. 



Moris, hist. 3. s. 1-4. t.5.f. 14. 

 On wet shady rocks : Canada to Carolina. 1/ . July. 



V. V. This fern is highly ornamental to rock-works, 



and very singular in its striking root at the elongated 



points of the leaves. 



2. A. frondibus pinnatis, pinnis altcrnis, superioribus sub- 



oppositis, lineari-lanceolatis subrepandis, basi superiore 



truncalis, inferiore leviter rotundatis. IV Hid. sp.pl. 5. 



p. 313. 

 A. pycnocarpon. Sprengel. avleit. 3. p. 1 12. 

 Icon. Schkuhr Jilic. t. 67. tS" 69. Moris, hist. 3. s. 14. 



t. 'l.f. 25. 

 In shady woods, on the banks of livers : western parts 



of New York and Pensylvania. Z\. . July. v. v. A 



very elegant fern about a foot high. 



3. A. frondibus pinnatis, pinnis sessilibus lanceolatis serrn- 



latis basi cordatis, sursum auriculatis. Willd. sp.pl. 5. 



p. 329. 

 A. polypodioides. Swartz. synap. fdic. 79. ^2/2. 

 A. trichomanoides. Mich.fi. anier. 1, p. 265. 

 Acrostichnm platyneurcn. Sp. pi. 1527. excl. synon. 

 Icon. Schkuhr fiiic. t. 73. Pliih. aim. t.2S7. f. 2. et 



t. Sg.f. 8. Moris, hist. 3. 5. 14. /. 2./ 12. 

 In clefts of rocks : New England to Carolina. 1/ . July. 



V. V. A small species. 



4. A. frondibus pinnatis, pinnis subrotundis obtusis crena- 



tis basi cuneatis, stipite discolore. Willd. enum. 1072. 

 Willd.sp.pl. 5. p. 332. 



