agrostis stolonifera, poa trivialis, alopecurus geniculatus, elymus repens, glyceria fluitans, glyceria maxima, stellaria media, alisma plantago-aquatica, bolboschoenus maritimus, carex hirta, nasturtium microphyllum, persicaria hydropiper, phalaris arundinacea, poa pratensis, ranunculus repens, cardamine pratensis, cirsium arvense, persicaria lapathifolia, ranunculus sceleratus, rumex conglomeratus