convolvulus arvensis, hordeum murinum, bromus sterilis, buglossoides arvensis, calepina irregularis, capsella bursa-pastoris, cirsium arvense, delphinium hispanicum, descurainia sophia, fumaria vaillantii, lamium amplexicaule, papaver dubium, senecio vernalis, veronica hederifolia, allium atroviolaceum, chenopodium album, euphorbia tommasiniana, rapistrum rugosum, conium maculatum