common duckweed

Thesaurus

Noun

1.

common duckweed - of temperate regions except eastern Asia and AustraliaLemna minor, lesser duckweedduckweed - any small or minute aquatic plant of the family Lemnaceae that float on or near the surface of shallow pondsgenus Lemna, 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