WISCONSIN BOTANICAL INFORMATION SYSTEM
Wisconsin State Herbarium

Wisflora - Vascular Plant Species

University of  Wisconsin - Madison 

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Family: Lemnaceae
  Genus: Spirodela

    Spirodela polyrrhiza (L.) Schleid.*+

        giant duckweed, greater duckweed
             Lemna polyrrhiza L.
             Spirodela polyrrhiza (L.) Schleid. var. masonii Daubs

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