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Table G -2. Allowable Herbaceous Cover Calculations - Mountainbrush Reference Area, <br />Phase III BRB5, Seneca II Mine, Seneca Coal Company, Routt Co., CO - 2011 <br />Page 3 of 15 <br />FIRST HIT ALL HIT <br />FIRST HIT <br />RELATIVE <br />ALL HIT <br />RELATIVE <br />PLANT SPECIES <br />AVERAGE <br />VEGETATION <br />AVERAGE <br />VEGETATION <br />COVER <br />FREQUENCY <br />COVER <br />COVER <br />COVER <br />M <br />M <br />M <br />M <br />M <br />NATIVE PERENNIAL FORBS <br />Solidago velutina <br />0.00 <br />4.76 <br />0.00 <br />0.00 <br />0.00 <br />Thalictrum fendlen <br />0.05 <br />9.52 <br />0.06 <br />0.05 <br />0.04 <br />Valeriana edulis <br />0.14 <br />42.86 <br />0.17 <br />0.43 <br />0.33 <br />Vicia americana <br />0.62 <br />85.71 <br />0.73 <br />0.95 <br />0.74 <br />Viola adunca <br />0.00 <br />23.81 <br />0.00 <br />0.05 <br />0.04 <br />Viola nuttallii <br />0.00 <br />23.81 <br />0.00 <br />0.10 <br />0.07 <br />Viola praemorsa ssp. major <br />0.00 <br />14.29 <br />0.00 <br />0.00 <br />0.00 <br />Viola scopulorum <br />0.33 <br />47.62 <br />0.39 <br />1.14 <br />0.89 <br />TOTAL NATIVE PERENNIAL FORBS <br />10.9 <br />100.0 <br />12.8 <br />22.0 <br />17.1 <br />INTRODUCED PERENNIAL FORBS <br />Taraxacum officinale <br />0.10 <br />76.19 <br />0.11 <br />0.38 <br />0.30 <br />TOTAL INTRO. PERENNIAL FORBS <br />0.1 <br />76.2 <br />0.1 <br />0.4 <br />0.3 <br />NATIVE PERENNIAL GRASSES (cool) <br />Achnatherum lettermanii <br />0.43 <br />47.62 <br />0.50 <br />0.52 <br />0.41 <br />Achnatherum nelsonii <br />0.33 <br />42.86 <br />0.39 <br />0.57 <br />0.44 <br />Bromelica bulbosa <br />0.33 <br />61.90 <br />0.39 <br />0.48 <br />0.37 <br />Bromelica spectabilis <br />0.05 <br />23.81 <br />0.06 <br />0.10 <br />0.07 <br />Bromopsis canadensis <br />0.29 <br />33.33 <br />0.34 <br />0.48 <br />0.37 <br />Bromopsis lanatipes <br />0.00 <br />14.29 <br />0.00 <br />0.00 <br />0.00 <br />Bromopsis porteri <br />0.33 <br />42.86 <br />0.39 <br />0.43 <br />0.33 <br />Carex douglasii <br />0.00 <br />4.76 <br />0.00 <br />0.00 <br />0.00 <br />Carex geyeri <br />0.62 <br />76.19 <br />0.73 <br />3.86 <br />3.00 <br />Ceratochloa polyantha <br />0.86 <br />71.43 <br />1.01 <br />1.62 <br />1.26 <br />Elymus glaucus <br />0.10 <br />42.86 <br />0.11 <br />0.43 <br />0.33 <br />Elymus lanceolatus fm. albicans <br />0.00 <br />9.52 <br />0.00 <br />0.05 <br />0.04 <br />Elymus trachycaulus <br />1.52 <br />95.24 <br />1.79 <br />3.10 <br />2.41 <br />Festuca saximontana <br />0.05 <br />4.76 <br />0.06 <br />0.05 <br />0.04 <br />Leymus cinereus <br />0.00 <br />4.76 <br />0.00 <br />0.05 <br />0.04 <br />Leymus triticoides <br />0.05 <br />4.76 <br />0.06 <br />0.10 <br />0.07 <br />Poa palustris <br />0.00 <br />47.62 <br />0.00 <br />0.24 <br />0.19 <br />Poa pratensis ssp. agassizensis <br />2.33 <br />66.67 <br />2.74 <br />5.52 <br />4.30 <br />TOTAL NATIVE PERENNIAL GRASSES (c) <br />7.3 <br />100.0 <br />8.5 <br />17.6 <br />13.7 <br />INTRODUCED PERENNIAL GRASSES (cool) <br />Agrostis gigantea <br />0.00 <br />4.76 <br />0.00 <br />0.00 <br />0.00 <br />Bromopsis inermis <br />0.10 <br />19.05 <br />0.11 <br />0.14 <br />0.11 <br />Phleum pratense <br />0.05 <br />19.05 <br />0.06 <br />0.05 <br />0.04 <br />Poa pratensis ssp. pratensis <br />1.29 <br />28.57 <br />1.51 <br />3.43 <br />2.67 <br />TOTAL INTRO. PERENNIAL GRASSES (c) <br />1.4 <br />42.9 <br />1.7 <br />3.6 <br />2.8 <br />