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