A Handbook of Nebraska Grasses. 27 
FIG, PAGE 
8. Lemma with long basal hairs............... 9 39 
8. Lemma without basal hairs................ 10 39 28 
Figure 39. 

9. Lemma awned; basal hairs abundant............ 
OS ee ene ee Calamagrostis 40 35 
9. Lemma awnless; basal hairs not abundant....... 
BEE eta “at sce are boa ss We Calamovilfa longifolia 40 83 
Figure 40. 

Calamagrostis. Calamovilfa longifolia. 
