BULLETIN No. 17. (Revised edition.) (bios. 80.) 
U. S. DEPARTMENT OF AGRICULTURE, 
DIVISION OF AGROSTOLOGY. 
[Grass and Forage Plant Investigations.] 
AMERICAN GRASSES—II. 
(ILLUSTRATED.) 
F. LAMSON-SCRIBNER, 
AGROSTOLOGIST. 
WASHINGTON: 
GOVERNMENT PRINTING OFFICE. 
1901. 
