equisetum fluviatile, poa trivialis, agrostis stolonifera, glyceria maxima, phalaris arundinacea, alopecurus geniculatus, glyceria fluitans, holcus lanatus, galium palustre, ranunculus repens, alopecurus pratensis, argentina anserina, carex hirta, eleocharis palustris, persicaria hydropiper, ranunculus sceleratus, epilobium hirsutum, juncus articulatus, stellaria alsine