glyceria maxima, poa trivialis, alopecurus geniculatus, ranunculus repens, veronica catenata, agrostis stolonifera, drepanocladus aduncus, glyceria fluitans, holcus lanatus, phalaris arundinacea, alopecurus pratensis, argentina anserina, carex hirta, cerastium holosteoides, epilobium hirsutum, persicaria amphibia, ranunculus sceleratus, rumex crispus, stellaria media, trifolium repens, equisetum palustre, juncus articulatus, persicaria hydropiper