Bulletin No. 9. 



Agros. 20. 



U. S. DEPARTMENT OE AGRICULTURE. 



DIVISION OF AGROSTOLOGY. 

 [C!ra»*!!i aii<l For»$;<- Plant. IiiveMtigatioiiN.J 



NOTES 



ON THE 



GRASSES AND FORAGE PLANTS 



ov 



IOWA, NEBRASKA, AND COLORADO, 



BY 



L. II. PAMMEL, 



I'rofe>i!ior of BoUimj in luiva A<jricu}turid CoUcf/c. 



I'UEPAKEl) UXDEK THE DIRECTION OF THE AGEOSTOLOGIST. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 

 1897. 



