Helanthium

Helanthium is a genus of plants in the Alismataceae, native to the Western Hemisphere. At present (May 2014), three species are recognized:

• Helanthium bolivianum <small>(Rusby) Lehtonen & Myllys</small> - southern Mexico, West Indies, Central America, South America
• Helanthium tenellum <small>(Mart. ex Schult.f.) J.G.Sm. in N.L.Britton</small> - eastern United States (from Texas to Florida, north to Michigan and Massachusetts), southern Mexico, West Indies, Central America, South America
• Helanthium zombiense <small>(Jérémie) Lehtonen & Myllys</small> - Jamaica, Island of Guadeloupe

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