polygonum aviculare, cynodon dactylon, achillea millefolium, aegilops cylindrica, eragrostis minor, erodium cicutarium, lolium perenne, cichorium intybus, plantago lanceolata, bromus arvensis, capsella bursa-pastoris, centaurea solstitialis, centaurea stoebe, convolvulus arvensis, echium vulgare, matricaria chamomilla