text: apera spica-venti, draba verna, elymus repens, achillea millefolium, equisetum arvense, rumex acetosella, scleranthus annuus, aphanes arvensis, arabidopsis thaliana, cirsium arvense, fallopia convolvulus, mentha arvensis, myosotis arvensis, ornithopus sativus, raphanus raphanistrum, roemeria argemone, spergula arvensis, stellaria media, tripleurospermum inodorum, vicia hirsuta, viola arvensis