1 1 r 



Phalaris Caiiarieiisis, L. Canary Grass. 



A European grass which has escaped in the eastern 

 part of the state. 



Savastaiia odorata, (L.) Scribn. Holy Grass. Seneca Grass. 

 Hierochloe borealis. R. & S. 



From the Missouri valley eastward and in the Black 

 Hills. 



Aristida purpurea, Nutt. Purple Aristida. 



From the James valley westward, an abundant grass 

 on the range. It forms large bunches of dry wiry leaves 

 that cattle will not eat or the mower cut. 



Stipa Macoimii. Macoun's Stipa. 

 In the Black Hills. 



Stipa viridula, Trin. Green Stipa. 

 Throughout the state. 



Stipa aveiiacea, L. Black-oat Grass. 

 In the Minnesota region. 



Stipa coinata, Trin. & Rupr. Western Stipa. 

 From the Missouri valley westward. 



Stipa Spartea, Trin. Porcupine Grass. 



In the Minnesota, Sioux, James and Missouri valleys 

 and in the Black Hills. 



Oryzopsis micrautha, (Trin. & Rupr.) Thurb. Small 

 flowered Mountain Rice. 



From the Missouri valley westward. 



Oryzopsis asperifolia, Michx. White grained Mountain 

 Rice. 



In the Black Hills. 



Oryzopsis melaiioearpa, Muhl. Black-fruited Mountain 

 Rice. 



On wooded bluffs in the Minnesota valley. 



Oryzopsis cuspidata, (Nutt.) Vasey. Silky Oryzopsis. 

 Throughout the state. 



