atriplex patula, bromus hordeaceus, bromus sterilis, centaurea solstitialis, convolvulus arvensis, lactuca serriola, lolium rigidum, papaver rhoeas, poa compressa, polygonum aviculare, potentilla reptans, trifolium repens, avena sativa, avena sterilis, capsella bursa-pastoris, cichorium intybus