text: matricaria chamomilla, sinapis arvensis, veronica persica, veronica polita, aphanes arvensis, chenopodium album, cirsium arvense, convolvulus arvensis, elymus repens, fallopia convolvulus, lamium purpureum, myosotis arvensis, papaver rhoeas, persicaria lapathifolia, poa annua, rumex crispus, sonchus asper, stellaria media, thlaspi arvense, tripleurospermum inodorum, viola arvensis, centaurea cyanus, euphorbia helioscopia, polygonum aviculare