poa trivialis, agrostis stolonifera, glyceria maxima, holcus lanatus, persicaria hydropiper, ranunculus repens, alopecurus geniculatus, glyceria fluitans, lolium perenne, stellaria alsine, trifolium repens, myosotis scorpioides, oenanthe fistulosa, berula erecta, bidens cernuus, cardamine pratensis, carex hirta, equisetum palustre, glechoma hederacea, ranunculus sceleratus, sparganium erectum, stellaria media, sagittaria sagittifolia