DEPARTMENT OF AGRICULTURE. 



THE AGRICULTURAL GRASSES 



OF THE 



UNITED STATES, ^'2-^ 



BY 



DR. GEORGE VASEY, 



BOTANIST OF THE DEPARTMENT OF AGRICULTURE 

 ALSO 



THE CHEMICAL COMPOSITION 



OF 



AMERICAN GRASSES, 



CLIFFORD RICHARDSON, 



ASSISTANT CHEMIST. 



TVASniXGTOX: 

 GOVERNMENT PRINTING OFFICE. 



188i. 



2218 



