glyceria fluitans, poa trivialis, alopecurus geniculatus, persicaria hydropiper, ranunculus repens, lolium pratense, poa annua, glyceria maxima, lolium perenne, trifolium repens, cerastium holosteoides, holcus lanatus, polygonum aviculare, ranunculus flammula, stellaria media, capsella bursa-pastoris, cardamine pratensis, rorippa sylvestris