| | Cochlearia officinalis subsp. arctica (Schlecht.) Hult. |
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| Family | Cruciferae — APG family: Brassicaceae |
| Synonyms | Cochlearia arctica Schlecht., Cochlearia groenlandica L., Cochlearia fenestrata R. Br. |
| Description | Somewhat fleshy; basal leaves soon withering, long-petiolated, ovate, with cu- neate, rounded or reniform base; stem leaves short-petiolated or sessile, entire or toothed; petals white; silicles broadly elliptic, with short style. |
| Ecology | Along the coast, also rarely on tundra inland. C. officinalis described from north- ern Europe, subsp. arctica from northern Siberia. A plant from Kodiak Island with sessile leaves has been described as C. sessilifolia Rollins [var. sessilifolia (Rollins) Hult.]. |
| Uses | The leaves are eaten raw or boiled and are a valuable antiscorbutic. |
