atriplex tatarica, achillea collina, amaranthus retroflexus, artemisia absinthium, artemisia vulgaris, bromus japonicus, bromus tectorum, capsella bursa-pastoris, carduus acanthoides, conium maculatum, convolvulus arvensis, cynodon dactylon, daucus carota, erigeron canadensis, hordeum murinum, lactuca serriola, lepidium draba, sisymbrium loeselii, solanum nigrum, stellaria media