spirodela polyrhiza, bolboschoenus yagara, butomus umbellatus, eleocharis palustris, sparganium erectum, glyceria maxima, lemna minor, persicaria amphibia, typha latifolia, alisma plantago-aquatica, ceratophyllum demersum, potamogeton natans, sagittaria sagittifolia, schoenoplectus lacustris