lepidium draba, bromus tectorum, cirsium arvense, convolvulus arvensis, elymus repens, poa compressa, arrhenatherum elatius, artemisia vulgaris, equisetum arvense, erigeron canadensis, melilotus officinalis, achillea millefolium, atriplex tatarica, diplotaxis tenuifolia, reseda lutea, sisymbrium altissimum