CO 



WEED FLORA OF IOWA 



Fig. 31-A. Distribution of Squirrel-tail Grass. 



as the usual method of breaking in June will destroy it. It gives 

 most trouble in waste places where it ripens its seed, which is spread 

 abroad in every direction by wind and water. It grows freely about 

 the edges of hay sloughs on the prairie and is generally ripe before 

 the hay is cut. The remedy in this case would be cutting before the 

 seed is formed. ' ' 



Fig. 32. Squirrel-tail Grass or Wild Barley (Hordeum jubatum) . 

 tributed in Iowa pastures, roadsides, etc. 

 (Photographed by Charlotte M. King.) 



Widely dis- 



Chemical Composition. — Analyses have been reported from Iowa 

 and South Dakota. The following report is by Weems from Iowa. 



