agrostis stolonifera, poa trivialis, alopecurus geniculatus, glyceria maxima, holcus lanatus, phalaris arundinacea, cardamine pratensis, glyceria fluitans, lolium perenne, oenanthe aquatica, persicaria hydropiper, ranunculus repens, stellaria alsine, glechoma hederacea, myosotis scorpioides, ranunculus sceleratus, rorippa amphibia, sparganium erectum, urtica dioica, argentina anserina, berula erecta, bidens cernuus