poa trivialis, alopecurus geniculatus, elymus repens, glyceria fluitans, persicaria hydropiper, ranunculus repens, stellaria alsine, agrostis stolonifera, cardamine pratensis, carex hirta, dactylis glomerata, equisetum fluviatile, glechoma hederacea, glyceria maxima, myosotis scorpioides, phalaris arundinacea, ranunculus sceleratus, trifolium repens, bidens cernuus, cirsium arvense, polygonum aviculare, sagittaria sagittifolia, stellaria media