helosciadium nodiflorum, poa trivialis, agrostis stolonifera, glyceria fluitans, myosotis scorpioides, bidens cernuus, ranunculus flammula, ranunculus repens, acorus calamus, cirsium arvense, oenanthe fistulosa, persicaria hydropiper, phleum pratense, ranunculus sceleratus, stellaria alsine, trifolium repens, rorippa amphibia