carduus bourgeanus, anacyclus clavatus, ballota nigra, carthamus lanatus, marrubium vulgare, medicago sativa, avena barbata, conium maculatum, daucus carota, eryngium campestre, hordeum murinum, onopordum acanthium, rumex pulcher, scolymus hispanicus, sisymbrium officinale, urtica dioica