text: secale cereale, apera spica-venti, aphanes arvensis, centaurea cyanus, vicia hirsuta, vicia sativa, viola arvensis, achillea millefolium, arabidopsis thaliana, arenaria serpyllifolia, buglossoides arvensis, cirsium arvense, convolvulus arvensis, equisetum arvense, fallopia convolvulus, matricaria chamomilla, rumex acetosella, scleranthus annuus, spergula arvensis, stellaria media, thlaspi arvense, trifolium arvense, veronica triphyllos