triticum aestivum, veronica persica, papaver rhoeas, geranium pusillum, thlaspi arvense, tripleurospermum inodorum, veronica sublobata, bromus sterilis, capsella bursa-pastoris, cirsium arvense, descurainia sophia, euphorbia helioscopia, fumaria officinalis, lactuca serriola, lamium amplexicaule, lamium purpureum, silene latifolia, stellaria media