Wisteria (also spelled Wistaria or Wysteria) is a genus of flowering plants in the pea family, Fabaceae, that includes ten species of woody climbing vines native to the Eastern United States and to China, Korea, and Japan. Some species are popular ornamental plants, especially in China and Japan. An aquatic flowering plant with the common name wisteria or ‘water wisteria’ is in fact Hygrophila difformis, in the family Acanthaceae.
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