Origin: Native
Conservation Status: Not of concern
[none provided]
 Occurring east of the Cascades crest in Washington; Washington to Californai, east to Nevada and Arizona.
   Occurring east of the Cascades crest in Washington; Washington to Californai, east to Nevada and Arizona. Southern British Columbia south to California, east to Idaho and Montana; occasional in eastern United States.
   Southern British Columbia south to California, east to Idaho and Montana; occasional in eastern United States. Occurring east of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast.
   Occurring east of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast. Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east across North America to the Atlantic Coast.
   Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east across North America to the Atlantic Coast. Occurring chiefly west of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains, southern Great Plains, and in eastern North America.
   Occurring chiefly west of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains, southern Great Plains, and in eastern North America. Occurring on both sides of the Cascades crest in Washington; Alaska to Baja California, east to Idaho and Montana.
   Occurring on both sides of the Cascades crest in Washington; Alaska to Baja California, east to Idaho and Montana. Occurring chiefly east of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast
   Occurring chiefly east of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast Occurring east of the Cascades crest in Washington; southern British Columbia to California, east across North America to the Atlantic Coast.
   Occurring east of the Cascades crest in Washington; southern British Columbia to California, east across North America to the Atlantic Coast.
 Occurring chiefly east of the Cascades crest in Washington; southern Washington to California, east to Nevada and Arizona.
   Occurring chiefly east of the Cascades crest in Washington; southern Washington to California, east to Nevada and Arizona. Occurring west of the Cascades crest in Washington; Alaska to Oregon.
   Occurring west of the Cascades crest in Washington; Alaska to Oregon. Occurring east of the Cascades crest in Washington; Alaska to Oregon, east to the Rocky Mountains, east across Canada to the Atlantic Coast.
   Occurring east of the Cascades crest in Washington; Alaska to Oregon, east to the Rocky Mountains, east across Canada to the Atlantic Coast. Occurring east of the Cascades crest in south-central Washington; south-central Washington to California, east to Idaho, Utah and Arizona.
   Occurring east of the Cascades crest in south-central Washington; south-central Washington to California, east to Idaho, Utah and Arizona. Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic coast.
   Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic coast. Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Great Plains
   Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Great Plains Occurring west of the Cascades crest in northwestern Washington; Alaska to northwestern Washington.
   Occurring west of the Cascades crest in northwestern Washington; Alaska to northwestern Washington. British Columbia south to Mexico, east to Rocky Mountains.
   British Columbia south to Mexico, east to Rocky Mountains. Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains.
   Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains.
 Occurring east of the Cascades crest in Washington; British Columbia to California, east in scattered locations to the Atlantic Coast.
   Occurring east of the Cascades crest in Washington; British Columbia to California, east in scattered locations to the Atlantic Coast. Occurring chiefly west of the Cascades crest in Washington; Southern British Columbia to California, east to Idaho, the southern Rocky Mountains, and Texas; also in eastern North America.
   Occurring chiefly west of the Cascades crest in Washington; Southern British Columbia to California, east to Idaho, the southern Rocky Mountains, and Texas; also in eastern North America. Occurring east of the Cascades crest in southern Washington; southern Washington to California.
   Occurring east of the Cascades crest in southern Washington; southern Washington to California. Occurring on both sides of the Cascades crest in Washington; Alaska to Baja California, Mexico, east across North America to the Atlantic Coast.
   Occurring on both sides of the Cascades crest in Washington; Alaska to Baja California, Mexico, east across North America to the Atlantic Coast. Occurring on both sides of the Cascades crest in Washington; British Columbia south along the coast to northern California, east to Alberta, Montana and Wyoming.
   Occurring on both sides of the Cascades crest in Washington; British Columbia south along the coast to northern California, east to Alberta, Montana and Wyoming.PNW Herbaria: Specimen records of Bromus in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Bromus checklist entry
OregonFlora: Bromus information
E-Flora BC: Bromus atlas page
CalPhotos: Bromus photos