argentina anserina, xanthium spinosum, amaranthus retroflexus, polygonum aviculare, plantago major, poa annua, rorippa sylvestris, solanum angustifolium, datura stramonium, euphorbia helioscopia, lolium perenne, malva neglecta, medicago lupulina, mentha pulegium, persicaria lapathifolia, potentilla reptans, trifolium repens