nl, zuidwest-friesland, poa trivialis, agrostis stolonifera, ranunculus repens, phragmites australis, phalaris arundinacea, lolium perenne, glyceria maxima, holcus lanatus, trifolium repens, cardamine pratensis, glyceria fluitans, urtica dioica, persicaria amphibia, cirsium arvense, alopecurus geniculatus, elymus repens, rumex acetosa, cerastium holosteoides, galium palustre, ranunculus acris, juncus effusus, alopecurus pratensis, calystegia sepium, carex riparia, lemna minor, epilobium hirsutum, persicaria hydropiper, lycopus europaeus, myosotis scorpioides, stellaria media, ranunculus sceleratus, iris pseudacorus, poa annua, plantago major, glechoma hederacea, symphytum officinale, argentina anserina, lolium pratense, lythrum salicaria, bellis perennis, equisetum fluviatile, galium aparine, bolboschoenus maritimus, rumex crispus, carex acuta, eleocharis palustris, rumex obtusifolius, rumex hydrolapathum, sparganium erectum, phleum pratense