text: secale cereale, galium aparine, stellaria media, viola arvensis, brassica napus, buglossoides arvensis, centaurea cyanus, cirsium arvense, convolvulus arvensis, equisetum arvense, fallopia convolvulus, geranium pusillum, lamium amplexicaule, lamium purpureum, thlaspi arvense, tripleurospermum inodorum, tussilago farfara, veronica hederifolia, vicia sativa