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