Now artificial marshes are being planted to further cleanse the effluent from sewage treatment plants or to make the ... using primarily the common cattail Typha latifolia, in places where the ...

the marshes. Althaea officinalis, known by its common name marshmallow (or marsh mallow), is a flowering plant in the mallow family that grows in wet, marshy environments, and it gives its name to ...

The salt marshes of northern Kansas are characterized by large areas absolutely destitute of vegetation; by the paucity of species around their margins; and by the entire absence of all woody plants .