artemisia absinthium, centaurea solstitialis, eryngium campestre, lolium pratense, achillea millefolium, agrimonia eupatoria, anchusa officinalis, ballota nigra, bromus squarrosus, cichorium intybus, echium vulgare, euphorbia seguieriana, knautia arvensis, lepidium perfoliatum, linaria genistifolia, polygonum aviculare, reseda lutea, salvia nemorosa, sonchus oleraceus, thalictrum minus, verbascum orientale