glyceria fluitans, agrostis stolonifera, persicaria hydropiper, poa annua, poa trivialis, alopecurus geniculatus, lolium perenne, holcus lanatus, phalaris arundinacea, atriplex patula, capsella bursa-pastoris, elymus repens, persicaria lapathifolia, plantago major, polygonum aviculare, stellaria media, urtica dioica, atriplex prostrata, cardamine pratensis, glyceria maxima, juncus effusus, matricaria discoidea, ranunculus sceleratus