secale cereale, arnoseris minima, arabidopsis thaliana, cirsium arvense, convolvulus arvensis, elymus repens, rumex acetosella, scleranthus annuus, spergula arvensis, teesdalia nudicaulis, veronica dillenii, viola arvensis, anthemis arvensis, apera spica-venti, draba verna, equisetum arvense, fallopia convolvulus, lupinus luteus, rhinanthus serotinus, vicia hirsuta