argentina anserina, persicaria lapathifolia, inula britannica, lolium perenne, lythrum hyssopifolia, matricaria chamomilla, mentha longifolia, veronica beccabunga, bidens tripartita, lycopus europaeus, malva neglecta, matricaria discoidea, plantago major, poa annua, prunella vulgaris, pulicaria vulgaris, trifolium repens, lysimachia minima, oxybasis glauca, xanthium strumarium