poa trivialis, glyceria fluitans, agrostis stolonifera, holcus lanatus, alopecurus geniculatus, phalaris arundinacea, ranunculus repens, trifolium repens, cardamine pratensis, eleocharis palustris, myosotis scorpioides, persicaria amphibia, persicaria hydropiper, poa annua, ranunculus sceleratus, sagina procumbens, oenanthe fistulosa