convolvulus arvensis, papaver rhoeas, tripleurospermum inodorum, bromus sterilis, carduus acanthoides, descurainia sophia, elymus repens, lactuca serriola, viola arvensis, bromus tectorum, capsella bursa-pastoris, galium aparine, sinapis arvensis, thlaspi arvense, atriplex sagittata, silene noctiflora