stellaria media, apera spica-venti, lamium amplexicaule, poa annua, veronica hederifolia, aphanes arvensis, arabidopsis thaliana, arenaria serpyllifolia, capsella bursa-pastoris, tripleurospermum inodorum, veronica arvensis, viola arvensis, myosotis arvensis, thlaspi arvense, veronica triphyllos