zea mays, equisetum arvense, setaria verticillata, calystegia sepium, convolvulus arvensis, echinochloa crus-galli, helminthotheca echioides, lysimachia arvensis, marrubium vulgare, persicaria lapathifolia, plantago major, sonchus arvensis, sonchus oleraceus, verbena officinalis, lotus corniculatus, lythrum salicaria, pimpinella major, rumex crispus, trifolium repens