arabidopsis thaliana, stellaria media, capsella bursa-pastoris, fumaria officinalis, lamium amplexicaule, lamium purpureum, myosotis stricta, poa annua, veronica triphyllos, cerastium holosteoides, elymus repens, fallopia convolvulus, juncus bufonius, myosurus minimus, roemeria argemone, sinapis arvensis, veronica hederifolia, viola arvensis, erigeron canadensis, tripleurospermum inodorum