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|Noun||1.||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|
liliopsid genus, monocot genus - genus of flowering plants having a single cotyledon (embryonic leaf) in the seed
common duckweed, Lemna minor, lesser duckweed - of temperate regions except eastern Asia and Australia
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