poa trivialis, agrostis stolonifera, glyceria fluitans, phalaris arundinacea, alopecurus geniculatus, holcus lanatus, oenanthe fistulosa, glyceria maxima, ranunculus repens, rorippa palustris, butomus umbellatus, carex hirta, cerastium holosteoides, cirsium arvense, galium palustre, juncus articulatus, lolium perenne, ranunculus sceleratus, rumex crispus, stellaria alsine, trifolium repens, argentina anserina, myosotis scorpioides, plantago major