«7» 
natans. 
caroliniana. 
GRYPTOGAMIA HVUROPTERIPBS. 
758. SALVINIA. Cen. pl. l6l/. 
1. S. foliis ellipticis obtusis supra fasciculato-setosis, petiolis 
pilosis, fructibus subsessilibus aggregatis. JVilld, sp. 
pL 5. p. 536. 
Marsilea natans. Sp. pl. 1562. 
Icon. Schkuhr jilic. t. 1^3. Lam.illust.S63, 
Floating, like Lemna^ on the surface of stagnant waters : 
in several of the small lakes in the western parts of 
New York and Canada. O- v.v. 
739 . AZOLLA. Lam. encycl. 1 . p. 340. 
1. A. foliis imbricatis ovato-oblongis obtusis patentibus sub- 
tus rubris. — Willd. sp.pl. 5. jt). 541. 
Floating on the waters of Lake Ontario. O . v.v. 
Resembles a floating moss or Jungermannia, 
FINIS. 
