hordeum murinum, atriplex tatarica, bromus hordeaceus, cirsium vulgare, cynodon dactylon, descurainia sophia, geranium pusillum, lepidium draba, lepidium ruderale, lolium perenne, malva sylvestris, matricaria chamomilla, medicago lupulina, poa annua, rumex crispus, sonchus oleraceus