2012-03-09_REPORT - C1981019 (9)

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Table B -2 Colo o - Vegetation Cover - 2009 CSU Shrub Plots - Relative Cover Summary - 1 to 5 Percent Ground Cover eased on Point - Intercept samplin Inside Fence Outside Fence 1 2 3 4 5 1 2 3 4 Sa Test Plot - -> 18" 18" 6" 6" 0 0 Topsoil - -> 6" 6' 0 0 Average Average 1 &2 1 &2 1 1 &2 1 &2 3 seed mix - -> 1 1 &2 1 &2 3 Grasses and Grass -likes I P Agropyroncristatum Crested Wheatgrass - - - - - - 0.25 - 0.46 - 1.82 0.51 I P Agropyron tntennedium Intermediate Wheatgrass - - - - - - 1.98 - - - - 0.40 I P Agropyronsidericum Siberian Wheatgrass - - - - - - - - - - 0.91 0.18 - 2.29 - - - - - 1.82 N P Agropyronsm1ffi# Western Wheatgrass - 0.46 1.23 0.61 N P Agmpyronspicatum Bluebunch Wheatgrass - - 12.96 18.54 4.98 7.29 0.49 - - - 1.82 0.46 N P Agmpyron spcatum m-nne Beardless Bluebunch W. - - - - - - - - - - 27.27 5.45 N P Agropyron trachycaulum Slender Wheatgrass 0.94 - 0.81 0.35 6.67 0.62 13.36 32.50 - 10.63 I P 8romusinermis Smooth Brome - 2.67 14.57 - - 3.45 - 0.62 4.15 - - 0.95 I A Branusjaponicus 3apaneseBrome - 0.76 0.40 - - 0.23 - - - - - - N P Bmmusmarginatus Mountain Brome 2.58 - 0.52 0.25 0.93 0.92 - _ 0.42 I A Bramus tectorum Cheatgrass 0.23 0.05 0.25 - 0.92 0.83 0.91 0.58 I P Dactyiisg/anerata Orchardgrass - - - 0.46 - 0.91 0.27 N P festuca ovina/saximontana Hard Fescue 0.70 1.15 10.53 19.87 6.97 7.84 6.42 8.95 8.76 10.00 2.73 7.37 I P Poa pratensis Kentucky Bluegrass 26.46 7.25 9.72 - - 8.69 44.44 3.40 15.21 - - 12.61 N P Poa secunda Sandberg Bluegrass - 1.53 - - - 0.31 - N P Myna vlridula Green Needlegra _ - - - - 0.62 1 - - - - - - 0.12 Forbs N P Achillea tanutosa Western Yarrow 1.87 - 0.40 0.66 0.50 0.69 6.17 - 5.53 - 4.55 3.25 I P Astragalus over Cicer Milkvetch - - - 1.99 2.99 0.99 0.25 - 9.68 28.33 15.45 10.74 N P Astragalus sp. Milkvetch - - - - - - - - - - 2.73 0.55 N P Balsamorhlm sagitiata Anowleaf Balsamroot - - - 0.06 0.76 - - 0.15 - 0.31 - N A Collomia lineans Slenderleaf Collomia - 0.81 0.16 0.25 - 0.05 N B Gnndella squarrosa Curlycup Gumweed 2.02 0.40 - 0.31 0.06 N P Heliomens muldBora Goldeney - - - - - - - 0.31 - - - 0.06 N P Llnum lewisii Lewis Flax 0.23 2.29 2.43 5.30 1.00 2.25 2.72 3.10 7.83 3.33 13.64 6.18 N P Penstemon shi fus Rocky Mtn. Penstemon - - - 7.28 5.47 2.55 - - 1.38 1.67 13.64 3.34 I P Sanguisorta minor Small Bumet - 0.40 0.08 Shrubs, Cacti & Trees N P Antelnisia cans Silver Sage 10.54 43.13 4.86 5.96 0.50 13.00 23.95 38.89 5.53 - 0.91 13.86 N P Artemisa hidentata wyo. Wyo. Big Sagebrush 56.44 36.26 34.01 20.53 47.76 39.00 5.93 37.04 17.97 7.50 9.09 15.51 N P Abipterranescens Four -wing Saltbush - - - - - - - - - 10.00 - 2.00 N P 0ri0sothamnusnauseosus RubberRabbitbrush 2.02 _ 9.93 28.86 8.16 3.40 5.99 4.17 1.82 3.07 N P arysoUramnus visodiBorus Low Rabbitbrush - - - - 1.00 0.20 - - - - - - N P_ Purshia tndentata Antelope Bitterbrush - 1_.91 3.24 9.93 - 3.02 - - 1.84 - - 0.37 N P SYMphonrarpos oreophilus Mountain Snowberry - - - - _ - - 0.81 - - 0.16 1.67 0.33 Summary by Lifeform: Perennial Grasses 30.68 14.89 48.58 38.41 11.94 28.90 60.49 16.36 43.32 42.50 37.27 39.99 Annual Grasses 0.23 0.76 0.40 - - 0.28 0.25 - 0.92 0.83 0.91 0.58 Perennial Forbs 2.11 3.05 3.24 15.23 9.95 6.72 9.14 4.01 24.42 33.33 50.00 24.18 Annual & Biennial Forbs - - 2.83 - - 0.57 0.25 0.31 - - - 0.11 Noxious / Aggressive Weeds - - - - - - - - - - - - Shurbs & Sub - Shrubs 66.98 81.30 44.94 46.36 78.11 63.54 29.88 79.32 31.34 23.33 11.82 35.14 Diversity (number of grasses with between 3% and 50% relative ground cover and number of forbes with between 1% and 50% relative ground cover) : Number of Perennial Grasses = 1 1 1 1 4 2 2 3 2 a 2 1 Number of Perennial Forbs = 0 0 0 1 2 1 1 1 3 2 a 1 Cedar Creek Associates, Inc. B - 12 Colowyo Mine 2011 Revegetation Monitoring Report