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Perennial or annual herbaceous plant with a creeping rhizome and delicate alternate leaves, pubescent with hairs. Small leaves, moving out of the kidneys, outwardly resemble mouse ears. Grass inflorescences are like curls, and when they open, they look pale blue. The largest flowers are in the marsh forget-me-not, they sometimes grow the size of a fingernail.
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This flower lives from the Kola Peninsula to Kherson, and in the southeast it is common in the Middle Volga and Siberia. Grows in wet meadows and near water.
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In folk medicine, cough syrup is prepared from the grass juice collected in the initial flowering stage, sore eyes are soaked with a decoction of the grass.