papaver rhoeas, convolvulus arvensis, veronica polita, cynodon dactylon, capsella bursa-pastoris, onopordum acanthium, ranunculus arvensis, lamium purpureum, poa angustifolia, veronica persica, stellaria media, arabidopsis thaliana, bromus sterilis, lamium amplexicaule, rumex crispus, viola arvensis