agrostis stolonifera, poa trivialis, glyceria maxima, alopecurus geniculatus, glyceria fluitans, holcus lanatus, lolium perenne, oenanthe fistulosa, phalaris arundinacea, trifolium repens, persicaria hydropiper, stellaria alsine, bidens cernuus, cardamine pratensis, glechoma hederacea, poa annua, ranunculus repens, ranunculus sceleratus, rorippa amphibia