agrostis stolonifera, poa trivialis, ranunculus repens, glyceria fluitans, berula erecta, cardamine pratensis, galium palustre, glyceria maxima, juncus articulatus, oenanthe aquatica, oenanthe fistulosa, polygonum aviculare, ranunculus sceleratus, stellaria alsine, trifolium repens, alopecurus geniculatus, bidens cernuus, cerastium holosteoides