Nesse, Philip E.; Ball, Daniel A. (Daniel Allen), 1954-; Oregon State University. Extension Service; Washington State University. Cooperative Extension; University of Idaho. Cooperative Extension System; United States. Dept. of Agriculture; Pacific Northwest Cooperative Extension ([Corvallis, Or.] : Oregon State University Extension Service ; [Olympia, Wash.] : Washington State University Cooperative Extension ; [Moscow, Idaho] : University of Idaho Cooperative Extension System ; [Washington, D.C.] : U.S. Dept. of Agriculture, 1994-10)
Downy brome (Bromus
tectorum L.), also known
as cheatgrass, was introduced
into the North American
continent from the Mediterranean
area of Europe.