Shame plant

noun

Definitions

Noun
  1. 1
    Mimosa, especially Mimosa pudica.
  2. 2
    prostrate or semi-erect subshrub of tropical America, and Australia; heavily armed with recurved thorns and having sensitive soft grey-green leaflets that fold and droop at night or when touched or cooled wordnet

Etymology

So called because of its shrinking reaction to being touched. Compare Latin pudica (“shamefaced”) in the taxonomic name.

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