descurainia sophia, amaranthus retroflexus, setaria verticillata, sisymbrium loeselii, amaranthus albus, artemisia annua, atriplex tatarica, capsella bursa-pastoris, convolvulus arvensis, cynodon dactylon, datura stramonium, echium vulgare, hordeum murinum, lepidium ruderale, linaria vulgaris, malva pusilla, matricaria chamomilla, poa angustifolia, poa annua, polygonum aviculare, sclerochloa dura, setaria pumila, xanthium spinosum