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Pistia stratiotes (Water Lettuce) is a species of perennial herb in the family Araceae. They have a self-supporting growth form. They are associated with freshwater habitat. They are native to GoiáS, Cerrado, Rio Grande Do Norte, Espirito Santo, Alagoas, Minas Gerais, Middle America, ParaíBa, Acre (Brazil), Atlantic And Gulf Coastal Plain (Agcp), Pará, South America, The Contiguous United States, Maranhao, Santa Catarina, Mato Grosso, Caatinga, U.S. Virgin Islands, Bahia, AmazôNia, Puerto Rico, Rio Grande Do Sul, SãO Paulo, Mato Grosso Do Sul, Pernambuco, Piauí, Rio De Janeiro, Ceará, Amapá, Pantanal, Sergipe, Paraná, and Mata AtlâNtica. They have simple, broad leaves. Individuals can grow to 0.2 m.

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EOL has data for 24 attributes, including:

Known occurrences, collected specimens and observations of water lettuce. View this species on GBIF