416 



GRASSES OF IOWA. 

 AIR-DRY CONDITION. 



South Dakota. Tut .June 30, 1891. 





42 81 



WATEK freh: substance. 



Same as above I 6.P3 I 2.60 , 35.44 | 8.40 | 47.53 



Bull. S. D. Agrl. Exp. Sta 40:60. 



Feather Bunch Grass. — Allied to this grass is another 

 bunch grass, Stipa viridula, Trin., or Feather Bunch Grass, 

 which is a slender grass, from one to three feet high. It prc- 



FJg. 193. Western Bunch Grass, (Siipa viridula). Common (F. Lamson-Scrlb- 

 ner, Dlv. Agrosr. U. S. Dept. Agrl.) 



