onopordum acanthium, hordeum murinum, centaurea calcitrapa, cirsium arvense, cirsium vulgare, lolium perenne, marrubium vulgare, polygonum aviculare, rumex crispus, cichorium intybus, echium vulgare, lipandra polysperma, plantago lanceolata, sisymbrium officinale, verbascum pulverulentum, verbena officinalis, arctium minus, ballota nigra, carduus carpetanus, dipsacus fullonum, eryngium campestre, malva neglecta, urtica dioica