FLORA OF NORTH AMERICA 



CONTAINING 



[DGED DESCRIPTIONS OF ALL THE KNOWN INDIGENOUS AND 

 NATURALIZED PLANTS GROWING NORTH OF MEXICO ; 



ARI^ANGED ACCORDING TO 



THE NATURAL SYSTii.i\:. 



BY 



JOHN TORREY and ASA GRAY. 



: : \ 



Vol. ii. -- - ^-i*-* -*■• 





NEW- YORK & LONDON : 

 WILEY AND PUTNAM. 



Paris: Bossange & Co. 11 arAi Voltatrk. 

 May, 18 41. 



