papaver rhoeas, cirsium arvense, convolvulus arvensis, artemisia vulgaris, avena sterilis, cerastium glomeratum, euphorbia falcata, euphorbia helioscopia, fallopia convolvulus, ficaria verna, fumaria officinalis, legousia speculum-veneris, lolium multiflorum, malva sylvestris, matricaria chamomilla, mentha suaveolens, mercurialis annua, ornithogalum umbellatum, ranunculus arvensis, scandix pecten-veneris, sonchus oleraceus, trifolium campestre, tussilago farfara, valerianella dentata, veronica arvensis, veronica persica, vicia sativa, viola arvensis