Origin: Introduced
Conservation Status: Not of concern
[none provided]
Occurring east of the Cascades crest and in the Columbia River Gorge in Washington; southern Washington to adjacent northern Oregon along the Columbia River; also in the southeastern U.S.PNW Herbaria: Specimen records of Mazus in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Mazus checklist entry
OregonFlora: Mazus information
E-Flora BC: Mazus atlas page
CalPhotos: Mazus photos