Origin: Introduced
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Viola ×wittrockiana in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Viola ×wittrockiana checklist entry.
OregonFlora: Viola ×wittrockiana information.
E-Flora BC: Viola ×wittrockiana atlas page.
CalPhotos: Viola ×wittrockiana photos.
USDA Plants: Viola ×wittrockiana information.