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