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