agrostis stolonifera, persicaria hydropiper, alopecurus geniculatus, elymus repens, glyceria fluitans, poa trivialis, argentina anserina, atriplex prostrata, bidens cernuus, bidens connata, bolboschoenus maritimus, eleocharis palustris, persicaria maculosa, polygonum aviculare, ranunculus sceleratus, stellaria media, trifolium repens, plantago major, rumex maritimus