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IRIS MITIGATION AND DESIGN, INC. <br />IRIS 2022 Arapahoe Street <br />MITIGATION AND DESIGN, INC. Golden, Colorado 80401 <br />Environmental Consulting Phone: 720 - 272 -1985 <br />bleisure @irismitigation.com <br />Table 1 <br />Common Name <br />Scientific Name <br />Classification <br />Common mullein <br />Verbascum thapsus <br />C <br />Canada thistle <br />Cirsium arvense <br />B <br />Houndstongue <br />Cynoglossum officinale <br />B <br />Redstem filaree <br />Erodium cicutanium <br />B <br />Diffuse knapweed <br />Centaurea diffusa <br />B <br />Leafy spurge <br />Euphorbia esula <br />B <br />Chinese clematis <br />Clematis orientalis <br />B <br />Dalmatian toad flax <br />Linaria dalmatica <br />B <br />Burdock <br />Arctium minus <br />C <br />Musk thistle <br />Carduus nutans <br />B <br />Wild buckwheat <br />Polygonum convolvulus <br />N/A <br />List B Species are weed species for which the Colorado Agricultural Commission has developed <br />and implemented a weed management plan to stop the spread of these species. List C Species <br />are weed species for which the Colorado Agricultural Commission will develop and implement a <br />weed management plan to integrate weed management on both public and private land. <br />Ted Duncan of Weed Wranglers, Inc. completed four separate weed control applications during <br />this reporting period targeting the prominent weeds. All applications consisted of both blanket <br />spraying and spot spraying the targeted weeds. <br />Schwartzwalder Mine Weed Management Update Page 2 <br />September 28, 2013 <br />