poa trivialis, agrostis stolonifera, alopecurus geniculatus, glyceria fluitans, stellaria alsine, catabrosa aquatica, holcus lanatus, phalaris arundinacea, ranunculus repens, stellaria media, equisetum palustre, oenanthe fistulosa, persicaria hydropiper, ranunculus sceleratus, equisetum fluviatile, rorippa amphibia, rorippa palustris