text: hordeum distichon, cirsium arvense, convolvulus arvensis, sinapis arvensis, buglossoides arvensis, chenopodium album, equisetum arvense, fallopia convolvulus, galeopsis tetrahit, galium aparine, lamium amplexicaule, lamium purpureum, rumex crispus, silene latifolia, stellaria media, veronica persica, vicia tetrasperma