rorippa amphibia, glyceria fluitans, glyceria maxima, persicaria hydropiper, agrostis stolonifera, alopecurus geniculatus, catabrosa aquatica, alopecurus pratensis, holcus lanatus, myosotis scorpioides, phalaris arundinacea, poa trivialis, ranunculus repens, stellaria alsine, oenanthe aquatica