poa trivialis, alopecurus geniculatus, glyceria fluitans, glyceria maxima, myosotis scorpioides, eleocharis palustris, agrostis stolonifera, persicaria hydropiper, ranunculus repens, argentina anserina, lolium perenne, persicaria amphibia, poa annua, ranunculus sceleratus, rorippa amphibia, alisma plantago-aquatica, cerastium holosteoides, cirsium arvense, holcus lanatus, rumex crispus, stellaria media