poa trivialis, agrostis stolonifera, glyceria fluitans, alopecurus geniculatus, cardamine pratensis, galium palustre, oenanthe fistulosa, persicaria hydropiper, poa annua, ranunculus sceleratus, eleocharis palustris, juncus articulatus, ranunculus repens, sagina procumbens, stellaria alsine, alisma plantago-aquatica, capsella bursa-pastoris, juncus effusus, rorippa palustris