Bulletin No. 7. 



U. S. DEPARTMENT OF AGRICULTURE. 



DIVISION OF AGROSTOLOGY. 



; Grass ami Forage Plant Investigations.) 





A MEEK !AN ( J-R ASSES. 



(ILLUSTRATED.) 





BY 



IF- LAMSON-SCRIBNER, 

 A.GROSTOLOGIST. 





i 



f 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 



1897. 



