
A Handbook of Nebraska Grasses. 
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FIG, PAGE 
4. First glume 5-7 nerved....... lristida oligantha 45 
eran WIDING 1-0 TOTVOU <u Sw. ck wis eee oes 5 
Middle awn horizontal; much longer than the lateral 
gg SAAR Rae pe ere Aristida gracilis 45 
Middle awn not horizontal; as long as the lateral 
I PR sien om whee iG sie uk hd wi. a Aristida 
Figure 45. 

Aristida oliganthu. Aristida gracilis. 
purpurea 45 

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SO) 
SO) 
Aristida purpurea, 
