agrostis stolonifera, poa trivialis, lolium perenne, alopecurus geniculatus, glyceria fluitans, holcus lanatus, phleum pratense, bidens cernuus, eleocharis palustris, equisetum fluviatile, glyceria maxima, helosciadium nodiflorum, oenanthe fistulosa, persicaria hydropiper, ranunculus repens, stellaria alsine, trifolium repens, carex hirta, juncus articulatus, myosotis scorpioides, persicaria amphibia, ranunculus sceleratus, rumex conglomeratus, sagittaria sagittifolia