glyceria fluitans, agrostis stolonifera, lolium perenne, alopecurus geniculatus, glyceria maxima, poa trivialis, elymus repens, holcus lanatus, juncus articulatus, phalaris arundinacea, cardamine pratensis, carex hirta, cerastium holosteoides, equisetum fluviatile, glechoma hederacea, myosotis laxa, myosotis scorpioides, nymphoides peltata, oenanthe fistulosa, phleum pratense, physcomitrium pyriforme, poa annua, poa pratensis, ranunculus repens, stellaria alsine, trifolium repens, ranunculus sceleratus, rumex conglomeratus