agrostis stolonifera, argentina anserina, eleocharis palustris, alopecurus geniculatus, alopecurus pratensis, bidens tripartita, deschampsia cespitosa, elymus repens, juncus compressus, medicago lupulina, acer negundo, arctium tomentosum, chenopodium album, lactuca serriola, lythrum salicaria, rorippa amphibia, tripleurospermum inodorum