argentina anserina, persicaria lapathifolia, persicaria maculosa, solanum angustifolium, xanthium spinosum, poa annua, ambrosia artemisiifolia, bidens tripartita, datura stramonium, dipsacus fullonum, euphorbia helioscopia, lolium perenne, malva neglecta, matricaria chamomilla, mentha pulegium, plantago major, polygonum aviculare, potentilla supina, rorippa sylvestris, rumex conglomeratus