agrostis stolonifera, poa trivialis, eleocharis palustris, glyceria fluitans, alopecurus geniculatus, berula erecta, holcus lanatus, lolium perenne, oenanthe fistulosa, trifolium repens, argentina anserina, bolboschoenus maritimus, butomus umbellatus, juncus articulatus, phalaris arundinacea, phleum pratense, phragmites australis, plantago major, polygonum aviculare, ranunculus sceleratus, triglochin palustris, cirsium arvense