text: apera spica-venti, centaurea cyanus, chenopodium album, cirsium arvense, elymus repens, equisetum arvense, euphorbia helioscopia, fallopia convolvulus, fumaria officinalis, lathyrus tuberosus, lycopsis arvensis, tripleurospermum inodorum, tussilago farfara, vicia hirsuta, vicia sativa, viola arvensis