nl, groot-rijnmond, stuckenia pectinata, phragmites australis, agrostis stolonifera, elodea nuttallii, lemna trisulca, potamogeton pusillus, ceratophyllum demersum, ranunculus circinatus, spirodela polyrhiza, myriophyllum spicatum, zannichellia palustris, bolboschoenus maritimus, sparganium erectum, glyceria maxima, ranunculus repens, persicaria amphibia, lemna gibba, lemna minor, poa trivialis, alisma plantago-aquatica, glyceria fluitans, elymus repens, callitriche obtusangula, trifolium repens, butomus umbellatus, ranunculus sceleratus, eleocharis palustris, cirsium arvense, potamogeton crispus, potamogeton trichoides, phalaris arundinacea, lolium perenne, argentina anserina, sagittaria sagittifolia, alopecurus geniculatus, carex riparia, urtica dioica, equisetum fluviatile, poa annua, nymphoides peltata, dactylis glomerata, veronica catenata, elodea canadensis, plantago major, potamogeton friesii, rumex crispus, holcus lanatus, polygonum aviculare, carex hirta, stellaria media