X 



DEPARTMENT OF AGRICULTURE 



THE AGRICULTURAL GRASSES 



OF THE 



UNITED STATES, 



DR. GEORGE VASEY, 



BOTANIST OF THE DEPARTMENT OF AGRICULTURE 

 ALSO 



THE CHEMICAL COMPOSITION 



OF 



AMERICAN GRASSES, 



CLIFFORD RICHARDSON, 



ASSISTANT CHEMIST. 



^ASHIXGTOX: 



G()YER>'MENT PRI>'TIXG OFFICE. 



1884. 

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