Bui. 25, Div. of Agrcstology, U. S. Dept. of Agriculture. 



Plate XXV. 



Fig. 1.— WRIGHT'S Saccaton iSporobolus wrightip. In the Santa Cruz Valley, 

 Arizona, showing bunches which have not been grazed. 



From a photograph by D. Griffiths. 



Fig. 2.— WRIGHT'S Saccaton, showing its Appearance after being grazed. Same 



Locality. 



From a photograpli by I). Griffiths. 



