agrostis stolonifera, alopecurus geniculatus, eleocharis palustris, glyceria fluitans, persicaria hydropiper, poa trivialis, trifolium repens, elymus repens, helosciadium nodiflorum, holcus lanatus, ranunculus repens, argentina anserina, bidens tripartita, bolboschoenus maritimus, cirsium arvense, juncus bufonius, lolium perenne, myosotis scorpioides, oenanthe fistulosa, plantago major, polygonum aviculare, rorippa palustris, rumex conglomeratus, sagina procumbens, veronica catenata, bidens cernuus, cerastium holosteoides