pistia water lettuce water cabbage Pistia stratiotes Pistia stratoites
pistia%1:20:00:: water_lettuce%1:20:00:: water_cabbage%1:20:00:: pistia_stratiotes%1:20:00:: pistia_stratoites%1:20:00::
pantropical floating plant forming a rosette of wedge-shaped leaves; a widespread weed in rivers and lakes