nasturtium microphyllum, callitriche stagnalis, callitriche platycarpa, lemna minor, myosotis scorpioides, glyceria maxima, persicaria hydropiper, phalaris arundinacea, agrostis stolonifera, epilobium ciliatum, glyceria fluitans, lycopus europaeus, persicaria maculosa, persicaria mitis, ranunculus repens, stellaria alsine