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IOWA ACADEMY OF SCIENCE Voi.. XXVII, 1920 
Fig. 27. Downy Brome Grass, about one-third natural size. 
tail. In a few places it has been observed running out into 
thickly sodded areas and apparently thriving in the face of the 
competition of blue grass and timothy. It matures its seed even 
earlier than Squirrel-tail, and the seeds are disseminated long 
before one thinks of cutting weeds. This early seeding which 
has made Squirrel-tail such an obnoxious weed permits the 
Downy Brome to extend its area unchecked. 
As late as 1912 Doctor Pammel gave in the “Weed Flora of 
Iowa” only five counties in which it was known to exist. During 
the recent seasons we have been observing it and while in many 
cases the record has been neglected it has been identified and 
record made for the following towns within our state : Monroe, 
Pella, Keota, Washington, Glendale, Eockridge, Beckwith, Can- 
tril, Donnellson, Mount Pleasant, Delta, Rose Hill, Oskaloosa, 
