
Origin: Introduced
Conservation Status: Not of concern
[none provided]
Occurring chiefly west of the Cascades crest and in the Columbia River Gorge in Washington; Alaska to California, east to Idaho and Montana; also in central and eastern North America.PNW Herbaria: Specimen records of Melissa in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Melissa checklist entry
OregonFlora: Melissa information
E-Flora BC: Melissa atlas page
CalPhotos: Melissa photos