agrostis stolonifera, glyceria fluitans, poa trivialis, alopecurus geniculatus, poa annua, cardamine pratensis, eleocharis palustris, helosciadium nodiflorum, persicaria hydropiper, ranunculus sceleratus, stellaria alsine, trifolium repens, argentina anserina, bolboschoenus maritimus, oenanthe fistulosa, plantago major, polygonum aviculare, ranunculus repens