nl, groot-rijnmond, stuckenia pectinata, agrostis stolonifera, elodea nuttallii, potamogeton pusillus, ranunculus repens, phragmites australis, poa trivialis, zannichellia palustris, spirodela polyrhiza, lemna trisulca, elymus repens, trifolium repens, ceratophyllum demersum, lolium perenne, ranunculus circinatus, glyceria maxima, myriophyllum spicatum, glyceria fluitans, persicaria amphibia, poa annua, bolboschoenus maritimus, stellaria media, alopecurus geniculatus, ranunculus sceleratus, cirsium arvense, polygonum aviculare, sparganium erectum, lemna gibba, butomus umbellatus, dactylis glomerata, cerastium holosteoides, lemna minor, holcus lanatus, eleocharis palustris, alisma plantago-aquatica, callitriche obtusangula, plantago major, phalaris arundinacea, urtica dioica, argentina anserina, ranunculus acris, capsella bursa-pastoris, poa pratensis, potamogeton trichoides, potamogeton friesii, phleum pratense, rumex crispus, equisetum fluviatile, potamogeton crispus, glechoma hederacea