Origin: Introduced
Conservation Status: Not of concern
[none provided]
Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains; also in the central U.S., Great Lakes region, and northeastern U.S.PNW Herbaria: Specimen records of Apera in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Apera checklist entry
OregonFlora: Apera information
E-Flora BC: Apera atlas page
CalPhotos: Apera photos