- any of a genus (Myosotis) of marsh plants of the borage family, with clusters of small blue, white, or pink flowers: an emblem of faithfulness and friendship
- any of a number of other plants related or similar to this
- Any of various herbaceous plants of the genus Myosotis, having clusters of small blue flowers.
- Any of several similar or related plants.
Origin of forget-me-notTranslation of Old French ne m'oubliez mie.