melilotus albus, linaria vulgaris, melilotus officinalis, cichorium intybus, crepis setosa, achillea millefolium, capsella bursa-pastoris, carduus acanthoides, convolvulus arvensis, crepis foetida, daucus carota, echium vulgare, lactuca serriola, lolium perenne, lolium rigidum, medicago orbicularis, papaver rhoeas, picris hieracioides, scolymus hispanicus, sisymbrium officinale, sonchus asper