viola arvensis, aphanes arvensis, apera spica-venti, centaurea cyanus, stellaria media, arabidopsis thaliana, arenaria serpyllifolia, capsella bursa-pastoris, chenopodium album, myosotis arvensis, myosotis stricta, scleranthus annuus, tripleurospermum inodorum, veronica arvensis, draba verna, elymus repens, fallopia convolvulus, geranium pusillum, gnaphalium uliginosum, lycopsis arvensis, matricaria chamomilla, rumex crispus, vicia hirsuta, vicia sativa