carduus acanthoides, aegilops cylindrica, ambrosia artemisiifolia, berteroa incana, bromus squarrosus, bromus tectorum, ceratocephala falcata, cichorium intybus, cirsium arvense, convolvulus arvensis, lotus corniculatus, matricaria chamomilla, plantago lanceolata, poa angustifolia, potentilla argentea, sonchus arvensis, trifolium arvense, achillea millefolium, delphinium consolida, reseda lutea, trifolium pratense, verbascum lychnitis, xeranthemum annuum