veronica triphyllos, arabidopsis thaliana, draba verna, gagea arvensis, myosotis arvensis, stellaria apetala, tripleurospermum inodorum, veronica hederifolia, apera spica-venti, cirsium arvense, lamium amplexicaule, lamium purpureum, papaver dubium, tanacetum vulgare, galium aparine