L^*^ * -*'"* 



fr*r 



A MANUAL OF WEEDS 



WITH DESCRIPTIONS OF ALL OF THE MOST PERNI- 

 CIOUS AND TROUBLESOME PLANTS IN THE UNITED 

 STATES AND CANADA, THEIR HABITS OF GROWTH 

 AND DISTRIBUTION, WITH METHODS OF CONTROL 



BY 



ADA E. GEORGIA 



ASSISTANT IN THE FARM COURSE, NEW YORK STATE COLLEGE 

 OF AGRICULTURE, CORNELL UNIVERSITY 



WITH 385 ILLUSTRATIONS 

 BY 



F. SCHUYLER MATHEWS 



AtrTHOK OF "FIELD BOOK or AMERICAN WILD FLOWI 



Neto gotfe 



THE MACMILLAN COMPANY 

 1916 



All rights reserved 



