text: convolvulus arvensis, trifolium repens, aethusa cynapium, galium spurium, cirsium arvense, galeopsis tetrahit, geranium pusillum, myosotis arvensis, sonchus arvensis, veronica persica, vicia sativa, chenopodium album, euphorbia helioscopia, galium aparine, lamium purpureum, odontites vulgaris, persicaria maculosa, polygonum aviculare, setaria viridis, vicia sepium, viola arvensis