AN 



Illustrated Flora 



OF THE 



Northern United States, Canada 



AND THE 



BRITISH POSSESSIONS 



From Newfoundland to the Parallel of the southern Boundary of Virginia, 

 and from the Atlantic Ocean westward to the 102D Meridian 



BY 



NATHANIEL LORD BRITTON, Ph.D. 



Emeritus Professor of Botany in Columbia University, and Director-in-Chief 



of the New York Botanical Garden 



and 



HON. ADDISON BROWN 



President of the Torrey Botanical Club 



THE DESCRIPTIVE TEXT 



Chiefly prepared by Professor Britton, with the assistance of Specialists in 

 several Groups; the Figures also drawn under his Supervision 



IN THREE VOLUMES 



Vol. Ill 



APOCYNACEAE TO COMPOSITAE 



DOGBANE TO THISTLE 





0- 



NEW YORK 



CHARLES SCRIBNER'S SONS 



1898 



