secale cereale, arnoseris minima, teesdalia nudicaulis, veronica dillenii, centaurea cyanus, draba verna, equisetum arvense, scleranthus annuus, achillea millefolium, apera spica-venti, arabidopsis thaliana, arenaria serpyllifolia, elymus repens, fallopia convolvulus, myosotis stricta, persicaria amphibia, rumex acetosella, spergula morisonii, veronica arvensis, vicia sativa, viola arvensis, roemeria argemone