hordeum geniculatum, cynodon dactylon, lepidium perfoliatum, matricaria chamomilla, poa annua, polygonum aviculare, atriplex tatarica, capsella bursa-pastoris, eragrostis minor, festuca pulchra, lepidium ruderale, lolium perenne, plantago lanceolata, polycnemum arvense, trifolium repens, xanthium strumarium