aegilops cylindrica, convolvulus arvensis, poa angustifolia, hordeum murinum, cannabis sativa, cirsium arvense, cynodon dactylon, dactylis glomerata, lolium perenne, veronica persica, centaurea solstitialis, polygonum aviculare, bromus tectorum, capsella bursa-pastoris, lathyrus aphaca, veronica arvensis, viola kitaibeliana