cyclachaena xanthiifolia, bromus japonicus, hordeum murinum, ambrosia artemisiifolia, arctium tomentosum, artemisia annua, artemisia vulgaris, atriplex tatarica, carduus acanthoides, chenopodium album, conium maculatum, datura stramonium, descurainia sophia, elymus repens, erigeron canadensis, lactuca serriola, lolium perenne, malva sylvestris