nl, delft en westland, agrostis stolonifera, phragmites australis, poa trivialis, ranunculus repens, glyceria maxima, holcus lanatus, phalaris arundinacea, persicaria amphibia, glyceria fluitans, trifolium repens, lemna minor, lolium perenne, equisetum fluviatile, elodea nuttallii, cardamine pratensis, lemna trisulca, rumex acetosa, eleocharis palustris, spirodela polyrhiza, elymus repens, epilobium hirsutum, myosotis scorpioides, ranunculus acris, sparganium erectum, galium palustre, cerastium holosteoides, alopecurus geniculatus, ranunculus sceleratus, urtica dioica, cirsium arvense, stuckenia pectinata, potamogeton pusillus, ceratophyllum demersum, carex riparia, argentina anserina, bolboschoenus maritimus, rumex hydrolapathum, juncus articulatus, berula erecta, alopecurus pratensis, butomus umbellatus, iris pseudacorus, valeriana officinalis, stellaria media, lemna gibba, juncus effusus, equisetum palustre, ranunculus circinatus, dactylis glomerata, phleum pratense