agrostis stolonifera, alopecurus geniculatus, glyceria fluitans, poa trivialis, persicaria hydropiper, bidens cernuus, ranunculus repens, rorippa palustris, argentina anserina, cardamine pratensis, eleocharis palustris, juncus effusus, myosotis laxa, myosotis scorpioides, poa annua, polygonum aviculare, ranunculus sceleratus, stellaria media, capsella bursa-pastoris, oenanthe aquatica, rumex crispus, trifolium repens