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



Plate XV. 



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Nevada Blue Grass < Poa nevadensisI. An important native Grass in the 



Northwest. 



I'bjtographfd from iilaiit grown at Washingtoii, I). ('., by F. Lamson-Scriljuer. 



