foeniculum vulgare, vicia villosa, cichorium intybus, cirsium arvense, helminthotheca echioides, avena sterilis, bromus squarrosus, bromus sterilis, centaurea diffusa, convolvulus arvensis, cota tinctoria, daucus carota, elymus repens, hordeum murinum, lactuca serriola, tragopogon dubius