agrostis stolonifera, alopecurus geniculatus, glyceria fluitans, poa trivialis, ranunculus repens, persicaria hydropiper, ranunculus sceleratus, bidens tripartita, holcus lanatus, myosotis laxa, oenanthe aquatica, persicaria amphibia, rorippa amphibia, stellaria media, bidens cernuus, cerastium holosteoides, cirsium arvense, juncus effusus, polygonum aviculare, rumex crispus