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