melilotus albus, picris hieracioides, plantago lanceolata, scolymus hispanicus, anacyclus radiatus, avena barbata, bromus sterilis, chenopodium album, dasypyrum villosum, erigeron sumatrensis, helminthotheca echioides, medicago polymorpha, piptatherum miliaceum, rubus ulmifolius, silene latifolia, vicia villosa