36 THE BIOLOGY OF HARDING COUNTY 



[Elymus glaucus Buckley. Smooth Wild Rye. 

 Reported by Fromme.] 



46 Elymus Macoutiii Vasey. 



Locally abundant on Antelope Creek and in open woods in 



Little Missouri Valley. (Extends range from little Minnesota 



Valley) 



[Elymus striatus Willd. 



Taken by Fromme.] 

 [Elymus virginicus L. Virginia Wild Rye. 



Recorded by Fromme.] 



47 Ericoma cuspidata Nutt. 



Common along floodplains and other valleys throughout. 

 [Festuca ovina L. Sheep's Fescue Grass. 

 Collected by Fromme.] 



*48 Festuca rubra L. 



Rare on the steppe. 



49 Glycerin neruata (Willd.) Trin. 



Common on springy soil in the forest reserves. 



50 Hordeum jubatum L. Squirrel tail. 



Frequent in open woods of Little Missouri and occasionally 

 in wet spots on the plains. 

 *5i Hordeum nodosum L. 

 On open clay banks. 



52 Koeleria cristate (L) Pers. June Grass. 



Abundant in the bunch grass association about buttes. 



53 Muhlenbergia racemosa (Michx.) B. S. P. 



Common along brooks in the Slim Buttes. 



54 Panicum capillare L. 



Frequent in moist soil of Little Missouri and other valleys 



55 Panicum virgatum L. 



Locally common on floodplains. 



56 Phalaris arundinacea L. 



Very abundant on open springy ground in the buttes. 



57 Phleum pratense L. 



Common along brooks well up in Slim Buttes. 

 *58 Poa e pilis Scribn. 



Rare in the West Short Pines. 



