apera spica-venti, veronica triphyllos, arabidopsis thaliana, capsella bursa-pastoris, draba verna, papaver rhoeas, stellaria media, tripleurospermum inodorum, veronica hederifolia, viola arvensis, chenopodium album, descurainia sophia, lamium amplexicaule, myosotis stricta, roemeria argemone, valerianella locusta, veronica arvensis