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Table B -25 Colow o - Vegetation Cover - 2009 <br />CSU 3 Out <br />Percent Ground Cover Based on Point - intercept <br />Sampling <br />Transect No. -> <br />1 1 <br />2 <br />3 <br />4 <br />5 <br />Average <br />Cover <br />Relative <br />Cover <br />Freq. <br />Grasses <br />and Grass -likes <br />I <br />P <br />Agropyron cristatum <br />Crested Wheatgrass <br />1 <br />0.20 <br />0.46 <br />20 <br />N <br />P <br />Agropyron trachycau /um <br />Slender Wheatgrass <br />9 <br />5 <br />6 <br />5 <br />4 <br />5.80 <br />13.36 <br />100 <br />I <br />P <br />Bromus inermis <br />Smooth Brome <br />9 <br />1.80 <br />4.15 <br />20 <br />N <br />P <br />Bromus marginatus <br />Mountain Brome <br />1 <br />1 <br />0.40 <br />0.92 <br />40 <br />I <br />A <br />Bromus tectorum <br />Cheatgrass <br />1 <br />1 <br />0.40 <br />0.92 <br />40 <br />I <br />P <br />Dactylisglomerata <br />Orchardgrass <br />1 <br />0.20 <br />0.46 <br />20 <br />N <br />P <br />Festuca ovina/saximontana <br />Hard Fescue <br />1 <br />3 <br />1 <br />6 <br />8 <br />3.80 <br />8.76 <br />100 <br />I <br />P <br />Poa pratensis <br />Kentucky Bluegrass <br />3 <br />2 <br />6 <br />13 <br />9 <br />1 6.60 <br />15.21 <br />100 <br />Forbs <br />N <br />P <br />Achillea lanulosa <br />Western Yarrow <br />4 <br />1 <br />3 <br />4 <br />2.40 <br />5.53 <br />80 <br />I <br />P <br />Astragalus cicer <br />Cicer Milkvetch <br />12 <br />9 <br />4.20 <br />9.68 <br />40 <br />N <br />P <br />Linum lewisii <br />Lewis Flax <br />6 <br />3 <br />1 <br />3 <br />4 <br />3.40 <br />7.83 <br />100 <br />N <br />P <br />Penstemon strictus <br />Rocky Mtn. Penstemon <br />1 <br />1 <br />1 <br />0.60 <br />1.38 <br />60 <br />Shrubs, Cacti & Trees <br />N <br />P <br />Artemisia cana <br />Silver Sage <br />7 <br />2 <br />3 <br />2.40 <br />5.53 <br />60 <br />N <br />P <br />Artemisia tridentata wyo. <br />Wyo. Big Sagebrush <br />11 <br />4 <br />8 <br />6 <br />10 <br />7.80 <br />17.97 <br />100 <br />N <br />P <br />Chrysothamnus nauseosus <br />Rubber Rabbitbrush <br />6 <br />7 <br />2.60 <br />5.99 <br />40 <br />N <br />P <br />Purshia tridentata <br />Antelope Bitterbrush <br />3 <br />1 <br />0.80 <br />1.84 <br />40 <br />Mean <br />Total Plant Cover <br />44 <br />43 <br />36 <br />52 <br />42 <br />43.40 <br />Rock <br />1 <br />5 <br />5 <br />2 <br />2 <br />3.00 <br />Litter <br />16 <br />17 <br />28 <br />28 <br />17 <br />21.20 <br />Bare ground <br />39 <br />35 <br />31 <br />18 <br />39 <br />32.40 <br />Total Perennial Coverl <br />44 <br />43 <br />36 <br />51 <br />41 <br />r <br />43.00 <br />No. of Perennial Grasses (3% - 50% Rel. Cover) = 4 <br />Diversity <br />No. of Perennial <br />Forbs (1% - 500/b Rel. Cover) = 4 <br />Plant Cover Mean = 43.40 <br />t= <br />1.53 <br />n = 5 <br />Sample <br />Adequacy Calculations <br />Variance = <br />32.80 <br />nmin = <br />4.09 <br />Cedar Creek Associates, Inc. B - 47 Colowyo Mine <br />2011 Revegetation Monitoring Report <br />