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