hordeum distichon, stellaria media, capsella bursa-pastoris, elymus repens, galium aparine, lamium purpureum, papaver rhoeas, veronica persica, veronica sublobata, anthemis arvensis, descurainia sophia, lolium perenne, medicago lupulina, sonchus oleraceus, trifolium repens, tripleurospermum inodorum