secale cereale, apera spica-venti, vicia sativa, arabidopsis thaliana, centaurea cyanus, arnoseris minima, capsella bursa-pastoris, cirsium arvense, convolvulus arvensis, draba verna, elymus repens, fallopia convolvulus, myosotis arvensis, myosotis stricta, odontites vernus, roemeria argemone, scleranthus annuus, teesdalia nudicaulis, veronica arvensis, veronica dillenii, veronica triphyllos