STATE OF ILLINOIS 
Henry Horner, Governor 
Fieldbook 
of 
ILLINOIS 
WILD FLOWERS 
Six hundred fifty of the more common 
flowering plants in the state 
ILLINOIS NATURAL HISTORY SURVEY MANUAL 1 
DEPARTMENT OF REGISTRATION AND EDUCATION 
NATURAL HISTORY SURVEY DIVISION 
Printed by authority of the State of Illinois 
Urbana, [!linois 
March 1936 
