Origin: Introduced
Conservation Status: Not of concern
[none provided]
Occurring west of the Cascades crest in lowland western Washington; southwestern British Columbia to California; also in scattered location in central and eastern U.S.
Occurring west of the Cascades crest in lowland western Washington; southwestern British Columbia to California; also in scattered location in central and eastern U.S.PNW Herbaria: Specimen records of Arum in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Arum checklist entry
OregonFlora: Arum information
E-Flora BC: Arum atlas page
CalPhotos: Arum photos