text: chenopodium album, lamium amplexicaule, sonchus arvensis, thlaspi arvense, atriplex patula, galium aparine, lamium purpureum, linaria vulgaris, viola arvensis, avena fatua, centaurea cyanus, euphorbia helioscopia, fumaria officinalis, lapsana communis, papaver rhoeas, polygonum aviculare