glyceria fluitans, agrostis stolonifera, alopecurus geniculatus, juncus articulatus, ranunculus repens, carex hirta, poa trivialis, trifolium repens, cardamine pratensis, holcus lanatus, juncus acutiflorus, lolium perenne, mentha arvensis, persicaria hydropiper, calliergonella cuspidata, cirsium arvense, glyceria maxima, juncus effusus, lolium pratense, persicaria amphibia, rorippa amphibia, veronica scutellata