frogbit : Idioms & Phrases
american frogbit
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noun American plant with roundish heart-shaped or kidney-shaped leaves; usually rooted in muddy bottoms of ponds and ditches
Limnodium spongia.
WordNet
frogbit family
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noun simple nearly stemless freshwater aquatic plants; widely distributed
Hydrocharidaceae; family Hydrocharitaceae; frog's-bit family; Hydrocharitaceae; family Hydrocharidaceae.