CRYPTOGAMIA SCHISMATOPTERIDES. HydrOgloSSUm. 



Lygodium palmatum. Swartz. synop.Jilk. 154. 

 Cteisium paniculatum. Mich.Ji. amer. 2. p 275. 

 Icon. Schkuhrfilic. 140. Willd. act. acad. erford. 1802. 



/. 1./. 2. 

 In low copses, climbing among small shrubs. % . July. 



V. V. This is the most beautiful and singular of all 



the North American ferns, and is a highly ornamental 



plant when cultivated in pots. 



Q57 



719. SCHIZ^A. Smith act. taur. 5. p. 419. 



S. fronde simplicissima lineari-compressa, spicis conglo- 

 meratis intlexis secundis. 



In barren sandy but moist grounds : New Jersey, Bur- 

 lington county, near a place called Quaker Bridge. 1/ . 

 Aug. Sept. V. V. This singular little fern is very 

 scarce, and so small that it generally escapes the notice 

 of the botanist, unJi-.ss accident points it out. 



piisilla. 



720. OSMUNDA. Gen. pi. l622. 



1. O. frondibus sterilibus pinnatis, pinnis pinnatifidis, la- dnnamomea. 



ciniis ovato-oblongis obtusis integerrimis, stipite lan^- 

 to, fructificantibus bipinnatis lanuginosis. — Willd. sp. 

 pi. 5. p. Q8. 



Icon. Schkuhr Jillc. t. 146. Moris, hist. 3. s. 14. /. 4. 

 /• 3. , . 



Jn low open woods and exsiccated swamps : New En- 

 gland to Florida. 1/. June— Aug. v. v. This is a 

 fern of the size and habit of Polypodium Filix mas ; 

 the fertile stems are covered with a cinnamon-coloured 

 down. 



2. O. frondibus pinnatis ferrugineo-tomentosis, pinnis pin- Claytoniana,. 



natifidis apice coarctato-fructificantibus. — IVilld. sp. 

 pi. 5. p. qC). 

 In Virginia. Clayton. % . April, -f . This is pro- 

 bably only a variety of the preceding. I have no spe- 

 cimen in my herbarium ; but recollect very well that 

 the fructiferous stems of that species very frequently 

 grow out into leaves, which may have given rise to the 

 formation of the present species. 



3. O. frondibus pinnatis glabris, pinnis opposkis pinnatiiidis, interrupta*, 



laciniis oblongis acutiusculis integerrimis, pinnis ali- 

 quot intermediis fructificantibus. — JVilld. sp. pi. 5, 



