lepidium draba, lolium multiflorum, matricaria chamomilla, papaver rhoeas, poa trivialis, veronica arvensis, veronica hederifolia, veronica persica, alopecurus myosuroides, anthemis arvensis, aphanes arvensis, avena sterilis, bromus hordeaceus, capsella bursa-pastoris, convolvulus arvensis, ficaria verna, geranium dissectum, lamium purpureum, legousia speculum-veneris, mercurialis annua, ranunculus arvensis, rapistrum rugosum, rumex crispus, scandix pecten-veneris, tripleurospermum inodorum, tussilago farfara