alopecurus geniculatus, glyceria fluitans, poa trivialis, persicaria hydropiper, agrostis stolonifera, bidens cernuus, galium palustre, holcus lanatus, leptobryum pyriforme, lolium perenne, myosotis scorpioides, oenanthe fistulosa, phalaris arundinacea, poa annua, ranunculus flammula, ranunculus repens, ranunculus sceleratus, rorippa sylvestris, spirodela polyrhiza, stellaria media, polygonum aviculare, rorippa palustris, trifolium repens