GENERA OF GRASSES OF THE UNITED STATES. 
143 
the glumes ; glumes about equal ; lemma equaling or longer than the 
glumes, 3-nerved, often bearing a slender awn just below the tip. 
Fig. 79. — Hare's-tail grass, Lagurus ovatus. Plant, x I ; spikelet and floret, X 5. 
Tall cespitose perennials, with open, narrow, or spikelike panicles. 
Species 15, northern South America to Mexico, 5 extending into the 
southwestern United States. 
