puccinellia distans, poa annua, agrostis gigantea, lolium perenne, glyceria fluitans, hordeum jubatum, juncus articulatus, juncus bufonius, phalaris arundinacea, phleum pratense, plantago major, poa palustris, ranunculus repens, melilotus officinalis, persicaria hydropiper, tripleurospermum inodorum