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