text: zea mays, sonchus arvensis, sonchus asper, fumaria officinalis, rubus caesius, amaranthus powellii, atriplex patula, beta vulgaris, campanula rapunculoides, capsella bursa-pastoris, cerinthe minor, chenopodiastrum hybridum, euphorbia helioscopia, fumaria vaillantii, galium aparine, galium spurium, lamium amplexicaule, lamium purpureum, lapsana communis, lathyrus tuberosus, lipandra polysperma, lysimachia arvensis, mentha arvensis, myosotis arvensis, neslia paniculata, papaver rhoeas, sherardia arvensis, silene noctiflora, sonchus oleraceus, thlaspi arvense, vicia sativa, viola arvensis, avena fatua, elymus repens, hordeum distichon, medicago lupulina, tripleurospermum inodorum, veronica polita