tripleurospermum inodorum, viola arvensis, arabidopsis thaliana, capsella bursa-pastoris, aphanes arvensis, myosotis arvensis, poa annua, veronica arvensis, draba verna, lamium amplexicaule, myosotis stricta, stellaria media, veronica hederifolia, cirsium arvense, geranium pusillum, myosurus minimus, roemeria argemone, scleranthus annuus