natans . 
saroliniana . 
i 
CRYPTOG AMIA H YD R OPTER IDES. 
j 
738. SALVINIA. Gen. pi. 1617. 
1. S. foliis ellipticis obtusis supra fasciculato-setosis, petiolis 
pilosis, fructibus subsessilibus aggregatis. Willd, sp. 
pi. 5. p. 536. 
Marsilea natans. Sp. pi. 1562. 
Icon. Schkuhr filic. t. 173. Lam. illust. 8 63. 
Floating, like Lemna , on the surface of stagnant waters : 
in several of the small lakes in the western parts of 
New York and Canada. ©. v.v. 
739» AZOLLA. Lam. encycl. i.p.340. 
1. A. foliis imbricatis ovato-oblongis obtusis patentibus sub= 
tus rubris. — Willd. sp.pl. 5. p. 541. 
Floating on the waters of Lake Ontario. © . v.v. 
Resembles a floating moss or Jungermannia . 
FINIS. 
