glyceria fluitans, poa trivialis, agrostis stolonifera, alopecurus geniculatus, hydrocotyle vulgaris, holcus lanatus, persicaria hydropiper, stellaria alsine, helosciadium nodiflorum, oenanthe fistulosa, poa annua, ranunculus repens, ranunculus sceleratus, rorippa amphibia, trifolium repens, galium palustre, rumex conglomeratus