lemna

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WORDNET DICTIONARY

Noun lemna has 1 sense

lemna(n = noun.plant) genus lemna - minute aquatic herbs floating on or below the water surface of still water consisting of a leaflike frond or plant body and single root; Array

is a kind of liliopsid genus, monocot genus

is a member of duckweed family, family lemnaceae, lemnaceae

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CIDE DICTIONARY

lemna, n.

A genus of minute acquatic herbs floating on or below the water surface of still water consisting of a leaflike frond or plant body and single root. [WordNet 1.5]

For further exploring for "lemna" in Webster Dictionary Online