touch-me-not, common name for any plant of the genus Impatiens of the jewelweed family. I. balsamina is also called balsam.

forget-me-not: see borage.

Any of about 50 species of plants that make up the genus Myosotis, in the borage family, native to temperate Eurasia and North America and to mountains of the Old World tropics. Some are favoured as garden plants for their clusters of blue flowers. The woods forget-me-not (M. sylvatica), like most other species, changes colour from pink to blue as the tubular, flaring, five-lobed flower matures.

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