frogbit

  1. Noun.  A European plant, ''Hydrocharis morsus-ranae'', with roundish leaves and small white flowers, that floats on still water and propagates itself by runners.
  2. Noun.  An American plant, ''Limnobium spongia'', with similar propagation.
  3. Noun.  A South American plant, ''Limnobium laevigatum''.

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This entry was last updated on RefTopia from its source on 3/20/2012.