poa trivialis, agrostis stolonifera, holcus lanatus, alopecurus geniculatus, glyceria fluitans, sagina procumbens, bidens cernuus, elymus repens, glyceria maxima, myosotis scorpioides, persicaria hydropiper, phalaris arundinacea, ranunculus repens, stellaria alsine, alisma plantago-aquatica, cardamine pratensis, carex hirta, cerastium holosteoides, helosciadium nodiflorum, juncus articulatus, oenanthe fistulosa, persicaria minor, rorippa palustris, rumex conglomeratus, trifolium repens, equisetum palustre