138 BULLETIN 772, U. S. DEPARTMENT OF AGRICULTURE. 
Polypogon lutosus (Poir.) Hitche. (Agrostis lutosa Poir., P. lit- 
toralis J. KE. Smith, based on Agrostis littoralis With., 1796, not Lam., 
1791), a perennial is - “4 
with awns scarcely 
longer than the 
glumes, is frequent 
on the Pacific coast. 
Polypogon monspeli- 
ensis (.) 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 
) 
NV, 
AY S 
i 
SS KL) Dif ¢- Was OSs . 
Sar Ue EX ——~_ 
ea U> Set me 4 S 
Fig, 75.—Polypogon monspeliensis. Plant, X 33 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 
