hordeum distichon, descurainia sophia, veronica triphyllos, arabidopsis thaliana, capsella bursa-pastoris, delphinium consolida, galium aparine, lamium amplexicaule, myosotis arvensis, papaver rhoeas, poa annua, stellaria media, tripleurospermum inodorum, veronica polita, veronica sublobata, viola arvensis, cirsium arvense, erigeron canadensis, lolium perenne, thlaspi arvense