stellaria media, arabidopsis thaliana, lamium purpureum, thlaspi arvense, veronica hederifolia, veronica persica, capsella bursa-pastoris, cirsium vulgare, draba verna, geranium pusillum, myosotis arvensis, papaver rhoeas, tripleurospermum inodorum, vicia hirsuta, viola tricolor, rumex crispus, silene latifolia