verbascum thapsus, hordeum murinum, artemisia absinthium, carthamus lanatus, centaurea calcitrapa, marrubium supinum, marrubium vulgare, scolymus hispanicus, anacyclus clavatus, ballota nigra, carduus nigrescens, mantisalca salmantica, onopordum acanthium, papaver rhoeas, salvia aethiopis