carduus bourgeanus, bromus diandrus, cirsium vulgare, conium maculatum, crepis capillaris, crepis pulchra, daucus carota, holcus lanatus, lactuca virosa, papaver rhoeas, sonchus oleraceus, torilis arvensis, verbena officinalis, bromus hordeaceus, cynosurus echinatus, dipsacus fullonum, filago pyramidata, helminthotheca echioides, hordeum murinum, sonchus asper