it, viterbo, papaver rhoeas, convolvulus arvensis, eryngium campestre, lolium rigidum, anthemis arvensis, polygonum aviculare, avena sterilis, sherardia arvensis, cynodon dactylon, avena barbata, poa bulbosa, lysimachia arvensis, hordeum murinum, bromus hordeaceus, plantago lanceolata, dasypyrum villosum, vicia sativa, medicago polymorpha, chenopodium album, scandix pecten-veneris, rumex pulcher, scorzonera laciniata, daucus carota, chondrilla juncea, calendula arvensis, hedypnois rhagadioloides, sonchus asper, ranunculus arvensis, filago pyramidata, bromus madritensis, lamium amplexicaule, silybum marianum, raphanus raphanistrum, erodium cicutarium, trifolium campestre, bromus sterilis, galium tricornutum, rapistrum rugosum, buglossoides arvensis, medicago minima, lactuca serriola, cichorium intybus, alopecurus myosuroides, medicago rigidula, sonchus oleraceus, senecio vulgaris, heliotropium europaeum, centaurea solstitialis, plantago lagopus, rostraria cristata