The American Botanist 



DEVOTED TO ECONOMIC 

 AND ECOLOGICAL BOTANY 



EDITED BY WILLARD N. CLUTE 



Volume XVII 



LIBRARY 

 NEW YORK 

 eOTANIC^X 

 UAkfJJti.N 

 JOLIET, ILLINOIS 

 WILLARD N. CLUTE & CO. 

 1911 



