beta vulgaris, matricaria chamomilla, polygonum aviculare, chenopodium album, convolvulus arvensis, cynodon dactylon, daucus carota, digitaria sanguinalis, echinochloa crus-galli, helminthotheca echioides, medicago lupulina, persicaria lapathifolia, solanum nigrum, sonchus arvensis, verbena officinalis, veronica hederifolia, diplotaxis muralis, equisetum ramosissimum