stellaria media, apera spica-venti, poa annua, arabidopsis thaliana, capsella bursa-pastoris, myosotis arvensis, viola arvensis, aphanes arvensis, draba verna, lamium amplexicaule, myosurus minimus, veronica hederifolia, centaurea cyanus, roemeria argemone, thlaspi arvense, tripleurospermum inodorum, valerianella locusta, veronica triphyllos, vicia hirsuta