Plants such as sedges and cattails provide oxygen and cleanse the wetland waters of heavy metals, pollutants, and disease organisms.
(Plants such as sedges and cattails; provide; oxygen) (Plants such as sedges and cattails; cleanse; the wetland waters of heavy metals, pollutants, and disease organisms)
Plants such as sedges and cattails Plants such as sedges and cattails
provide cleanse
oxygen
the wetland waters of heavy metals, pollutants, and disease organisms