xanthium orientale, cirsium arvense, elymus repens, glycyrrhiza echinata, persicaria lapathifolia, salix triandra, acer negundo, arctium lappa, atriplex prostrata, bidens tripartita, chenopodium album, chenopodium ficifolium, convolvulus arvensis, erigeron canadensis, lycopus europaeus, plantago major, rorippa austriaca