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