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Bulletin No. 11. 



U. S. DEPARTMENT OF AGRICULTURE 



DIVISION OF BIOLOGICAL SURVEY 



THE 



Geograpbic Distribution of Cereals in North America 



C. S. PI^UMB, B. S. 



Director, Indiana Agricultural Experiment Station 

 Purdue University, Lafayette, Ind. 



prepared under the direction of 

 Chief op Biological Survey 



WASHIKGTO:tT 



GOVERNMENT PRINTING OFFICE 



1898 



