American il^ature §>e«e« 



Group II. Classification of Nature — ^Library Series 



NORTH AMERICAN TREES 



BEING 



DESCRIPTIONS AND ILLUSTRATIONS OF THE TREES 



GROWING INDEPENDENTLY OF CULTIFATION 



IN NORTH AMERICA, NORTH OF MEXICO 



AND THE WEST INDIES 



BY 



NATHANIEL LORD BRITTON, Ph.D., Sc.D. 



Director'trt'Chief of the New Tork Botanical Garden 



/ 



WITH THE ASSISTANCE OF 



JOHN ADOLPH SHAl4^, Pharm. D. 



Custodian of the Museums of thf New Tork Botanical Garden 



NEW YORK 



HENRY HOLT AND COMPANY 



1908 



7 



