Sium latifolium
 Sium latifolium is a species of flowering plant in th family Apiaceae known by the common names great water-parsnip greater water-parsnip and wideleaf waterparsnip. It is native to much of Europe Kazakhstan and Siberia.This plant grows in wet habitat such as swamps and lakeshores sometimes in the water. It is a perennial herb with a hollow grooved stem up to 2 meters tall. The herbage is green and hairless.