agrostis stolonifera, glyceria fluitans, alopecurus geniculatus, catabrosa aquatica, eleocharis palustris, glyceria maxima, poa trivialis, lemna gibba, spirodela polyrhiza, lolium perenne, argentina anserina, berula erecta, cirsium arvense, helosciadium nodiflorum, myosotis scorpioides, oenanthe fistulosa, plantago major, polygonum aviculare, ranunculus repens, ranunculus sceleratus, rorippa palustris, stellaria media, trifolium repens, bidens tripartita, rumex conglomeratus