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