xanthium spinosum, cynodon dactylon, amaranthus albus, amaranthus retroflexus, capsella bursa-pastoris, echinochloa crus-galli, hibiscus trionum, lepidium ruderale, matricaria chamomilla, persicaria maculosa, plantago media, polygonum aviculare, trifolium pratense, verbena officinalis, xanthium albinum