artemisia absinthium, lepidium ruderale, achillea setacea, amaranthus hybridus, arctium tomentosum, artemisia annua, artemisia vulgaris, ballota nigra, brassica nigra, bromus tectorum, capsella bursa-pastoris, cichorium intybus, datura stramonium, descurainia sophia, erigeron canadensis, erysimum diffusum, hordeum murinum, lappula squarrosa, lysimachia arvensis, malva sylvestris, marrubium vulgare, matricaria chamomilla, medicago falcata, polygonum aviculare, sisymbrium officinale, tanacetum vulgare, xanthium spinosum