apera spica-venti, veronica dillenii, viola tricolor, anthemis arvensis, arenaria serpyllifolia, draba verna, erigeron canadensis, fallopia convolvulus, myosotis stricta, papaver dubium, roemeria argemone, rumex acetosella, scleranthus annuus, setaria viridis, veronica arvensis, arabidopsis thaliana