argentina anserina, poa annua, anthemis cotula, lysimachia arvensis, matricaria discoidea, persicaria maculosa, plantago major, salix alba, trifolium repens, agrostis stolonifera, carex leporina, erigeron acris, lythrum salicaria, ranunculus repens, rorippa sylvestris, rumex crispus, xanthium strumarium, stellaria media