/ 



/, 



-o 



American |laturc ^ctics 



Group III. The Inunctions of Nature 



THE LIVING PLANT 



A DESCRIPTION AND INTERPRETATION OF ITS 

 FUNCTIONS AND STRUCTURE 



BY 



WILLIAM F. GANONG, Ph.D. 



PROFESSOR OF BOTANY IN SMITH COLLEGE 



NEW YORK 



HENRY HOLT AND COMPANY 



1913 



