text: amaranthus retroflexus, convolvulus arvensis, setaria viridis, chenopodium album, cynodon dactylon, echinochloa crus-galli, cirsium arvense, portulaca oleracea, digitaria sanguinalis, polygonum aviculare, sambucus ebulus, senecio vulgaris, eragrostis cilianensis, erigeron canadensis, fallopia convolvulus, hibiscus trionum, lactuca serriola, lathyrus tuberosus, rubus caesius, rumex crispus, sinapis arvensis, solanum nigrum, sorghum halepense, thlaspi arvense, xanthium strumarium