helminthotheca echioides, artemisia vulgaris, bromus sterilis, arctium lappa, cichorium intybus, cirsium arvense, daucus carota, echinochloa crus-galli, elymus repens, galium aparine, helianthus annuus, lolium perenne, persicaria lapathifolia, polygonum aviculare, sonchus oleraceus, abutilon theophrasti, ambrosia artemisiifolia, arrhenatherum elatius, bromus commutatus, chenopodium album, hibiscus trionum, lactuca serriola, sinapis arvensis, solanum nigrum, sorghum halepense, stachys palustris, tripleurospermum inodorum, tussilago farfara