centaurea cyanus, buglossoides arvensis, matricaria chamomilla, triticum aestivum, viola arvensis, arabidopsis thaliana, brassica napus, capsella bursa-pastoris, convolvulus arvensis, elymus repens, erodium cicutarium, fumaria officinalis, galium aparine, geranium pusillum, lamium amplexicaule, lamium purpureum, matricaria discoidea, myosotis arvensis, papaver rhoeas, stellaria media, thlaspi arvense, tripleurospermum inodorum, veronica persica, aethusa cynapium, arrhenatherum elatius, fallopia convolvulus