agrostis stolonifera, glyceria fluitans, poa trivialis, alopecurus geniculatus, persicaria hydropiper, phalaris arundinacea, poa annua, ranunculus sceleratus, stellaria alsine, argentina anserina, carex hirta, elymus repens, equisetum fluviatile, juncus bufonius, myosotis scorpioides, persicaria amphibia, polygonum aviculare, ranunculus repens, stellaria media, trifolium repens, cerastium holosteoides, gnaphalium uliginosum, juncus articulatus, lipandra polysperma, rorippa palustris