138 BULLETIN 772, U. S. DEPARTMENT OF AGRICULTURE. 



Polypogon lutosus (Poir.) Hitchc. (Agrostis lutosa Poir., P. lit 

 tordlis J. E. Smith, based on Agrostis littoralis With., 1796, not Lam. 

 1791), a perennial 

 with awns scarcely 

 longer than the 

 glumes, is frequent 

 on the Pacific coast. 

 Polypogon monspeli- 

 ensis (L.) Desf. (fig. 

 75) is an annual with 

 soft, bristly, green or 

 yellowish spikes 1 to 

 6 inches long, the 

 awns much longer 

 than the glumes. 

 This is a common 

 weed on the Pacific 

 coast and is occa- 

 sional in the Atlantic 



\ 



FIG. 75. Polypogon monspeliensis. Plant, X I ; spikelet and floret, X 5. 



States. Polypogon maritimus "Willd. is a rare species found in 

 Georgia and California, and differs from the preceding in having 

 deeply lobed lemmas, the lobes ciliate. Our species are relished by 



