Distribution: Occurring west of the Cascades crest in Washington; British Columbia to California, scattered eastward across North America to the Atlantic Coast where more broadly distributed.
Habitat: Roadsides, retaining walls, wastelots, and other disturbed open areas at low elevation.
Origin: Introduced from Eurasia
Growth Duration: Annual
Conservation Status: Not of concern
Glabrous perennial, prostrate and trailing, often purplish.
Leaves alternate, ivy-like, palmately lobed, long-petiolate.
Flowers solitary on long peduncles arising from the leaf axils; corolla lilac with a yellow center spot, bilabiate, 8-10 mm. long, with a short, curved spur, the upper 2 lobes deeply divided, the lower 3 rounded.
PNW Herbaria: Specimen records of Cymbalaria muralis in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Cymbalaria muralis checklist entry.
OregonFlora: Cymbalaria muralis information.
E-Flora BC: Cymbalaria muralis atlas page.
CalPhotos: Cymbalaria muralis photos.
USDA Plants: Cymbalaria muralis information.