28 A TEXT-BOOK OF GRASSES 
ton. The term “bunch-grass’”. is applied to diverse spe- 
cies in different regions. The name refers to any species 
that forms conspicuous tufts. In western Kansas it refers 
to Sporobolus airoides; in Oregon to Agropyron spicatum; 
in other localities to various other species. (See Yearbook 
for 1900.) 
