agrostis stolonifera, poa trivialis, alopecurus geniculatus, glyceria fluitans, elymus repens, lolium pratense, phragmites australis, ranunculus sceleratus, argentina anserina, juncus bufonius, plantago major, ranunculus repens, stellaria media, trifolium repens, triglochin palustris, cerastium holosteoides, chenopodium album, polygonum aviculare, rumex crispus