nl, delft en westland, poa trivialis, agrostis stolonifera, ranunculus repens, holcus lanatus, lolium perenne, trifolium repens, phragmites australis, ranunculus acris, persicaria amphibia, elymus repens, phalaris arundinacea, glyceria fluitans, cirsium arvense, rumex acetosa, cerastium holosteoides, glyceria maxima, cardamine pratensis, alopecurus geniculatus, alopecurus pratensis, stellaria media, dactylis glomerata, urtica dioica, glechoma hederacea, galium palustre, bellis perennis, eleocharis palustris, phleum pratense, myosotis scorpioides, poa annua, ranunculus sceleratus, argentina anserina, juncus articulatus, poa pratensis, plantago major, carex riparia, carex hirta, rumex crispus, sparganium erectum, bolboschoenus maritimus, juncus effusus, oenanthe fistulosa, lolium pratense, equisetum fluviatile, persicaria hydropiper, festuca rubra, elodea nuttallii, carex disticha, lemna trisulca, trifolium pratense, equisetum palustre