fr, pas-de-calais, convolvulus arvensis, veronica persica, chenopodium album, mercurialis annua, polygonum aviculare, euphorbia helioscopia, papaver rhoeas, lysimachia arvensis, senecio vulgaris, lamium purpureum, triticum aestivum, capsella bursa-pastoris, galium aparine, hordeum vulgare, fallopia convolvulus, lapsana communis, viola arvensis, sonchus asper, aethusa cynapium, geranium dissectum, centaurea cyanus, sinapis arvensis, cirsium arvense, raphanus raphanistrum, sherardia arvensis, stellaria media, vicia sativa, myosotis arvensis, plantago major, vicia hirsuta, veronica arvensis, matricaria chamomilla, beta vulgaris, avena sativa, poa annua, sonchus oleraceus, brassica napus, agrostemma githago, achillea millefolium, persicaria maculosa, fumaria officinalis, tripleurospermum inodorum, veronica hederifolia, gnaphalium uliginosum, avena fatua, elymus repens, erodium cicutarium, papaver somniferum, artemisia vulgaris, trifolium repens