Distribution: Occurring west of the Cascades crest on the outer coast and along the Salish Sea in Washington; Alaska to California, east across northern Canada to the Atlantic Coast and Greenland.
Habitat: Along immediate coast in tidal flats, maritime rocky beaches, dunes, lagoons, stream banks, and peat hammocks,
Flowers: June-August
Origin: Native
Growth Duration: Biennial, Perennial
Conservation Status: Threatened in Washington (WANHP)
Pollination: Bees, flies, butterflies
[none provided]
Publication: Sp. Pl. 2: 647. 1753 1753.
Cochlearia fenestrata R. Br.
Cochlearia officinalis L., misapplied [HC]
Cochlearia officinalis L. ssp. oblongifolia (DC.) Hultén [VPPNW2]
Cochlearia officinalis L. var. arctica (D.F.K. Schltdl. ex DC.) Gelert
PNW Herbaria: Specimen records of Cochlearia groenlandica in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Cochlearia groenlandica checklist entry
OregonFlora: Cochlearia groenlandica information
E-Flora BC: Cochlearia groenlandica atlas page
CalPhotos: Cochlearia groenlandica photos
