rorippa amphibia, oenanthe aquatica, lysimachia nummularia, persicaria amphibia, alisma lanceolatum, alisma plantago-aquatica, alopecurus geniculatus, eleocharis palustris, equisetum fluviatile, lemna minor, myosotis scorpioides, phalaris arundinacea, ranunculus repens, ranunculus sceleratus, sium latifolium, spirodela polyrhiza