poa trivialis, ranunculus sceleratus, agrostis stolonifera, stellaria alsine, alopecurus geniculatus, cardamine pratensis, glyceria fluitans, glyceria maxima, juncus articulatus, oenanthe fistulosa, persicaria hydropiper, ranunculus flammula, ranunculus repens, sagina procumbens, holcus lanatus, ranunculus acris