juncus compressus, agrostis stolonifera, matricaria discoidea, argentina anserina, plantago major, rorippa sylvestris, veronica catenata, alopecurus geniculatus, limosella aquatica, poa trivialis, rumex crispus, gnaphalium uliginosum, persicaria amphibia, phalaris arundinacea, poa annua, ranunculus sceleratus, rorippa amphibia, veronica beccabunga