glyceria fluitans, agrostis stolonifera, glyceria maxima, persicaria hydropiper, phalaris arundinacea, poa trivialis, ranunculus repens, alopecurus geniculatus, stellaria media, trifolium repens, atriplex prostrata, elymus repens, glechoma hederacea, holcus lanatus, lolium perenne, poa annua, ranunculus sceleratus, rorippa palustris, chenopodium album, plantago uliginosa, rumex obtusifolius