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AOL <br />Table 1 Colo o - Vegetation Cover - 2008 & 2009 (Page 1 of 2) <br />Average Ground Cover Summary <br />Percent Ground Cover Based on Point-Int"i u t Sampli,,,, <br />Sampling Year -> 2008 2009 <br />Area -> Phase III <br />I Mountain <br />Sagebrush <br />Weighted Phase III <br />Mountain <br />Sagebrush <br />Weighted <br /> Shrub R.A. R.A. Reference Shrub R.A. R.A. Reference <br />Wei ht -> 100% 55% 45% Values 100% SS% 45% Values <br />Grasses an Grass-likes <br />N P Agropymnalbicans Griffiths Wheatgrass - 1.95 3.05 2.45 - 0.45 11.05 5.22 <br />I P Agropyron cnstatum Crested Wheatgrass 10.73 - 0.05 0.02 10.12 - - - <br />N P Agropyron dasyetdchyum Thickspike Wheatgrass 15.04 21.08 0.30 0.14 <br />N P Agropyron fipanum Streambank Wheatgrass 5.12 4.73 - - <br />N P Agropyronsmithii Western Wheatgrass 2.08 2.60 4.25 3.34 8.77 1.75 1.00 1.41 <br />N P Agropyronspcatum Bluebunch Wheatgrass 0.19 - - - 0.27 - - - <br />N P Agropyron spicatum inerme Beardless Bluebunch W. 1.04 - - - <br />N P Agropyron trachycaulum Slender Wheatgrass 0.73 3.70 2.04 - 6.30 - 3.47 <br />I P Bromus inennis Smooth Brome 5.19 - 1.96 - 0.70 0.32 <br />I A Bromusjoponicus Japanese Brome 2.08 - 7.95 3.58 0.85 5.05 2.50 3.90 <br />N P Bromusmarginatus Mountain Brome 0.08 1.65 - 0.91 0.15 3.20 - 1.76 <br />I A Bromus tectorum Cheatgrass 1.46 6.20 14.10 9.76 0.73 1.10 6.00 3.31 <br />N P Carexgeyeri Elk Sedge - 0.90 - 0.50 - 0.20 - 0.11 <br />I P Dadylisglomereta Orchardgrass 0.19 - - 0.19 - - <br />N P Elymuscinereus Basin Wildrye 3.88 1.85 <br />I P Elymusjunceus Russian Wildrye 1.08 0.23 <br />N P Festuca ovina/saximontana Hard Fescue 0.12 0.88 <br />N P Hordeum jubatum Foxtail Barley 0.12 - <br />N P Koelena macrantha Prairie Junegrass 0.04 0.15 4.90 2.29 - 4.30 1.94 <br />I P Phleum pratense Timothy 0.04 - - - 0.08 - - - <br />N P Poa agasizensis Bluegrass - 4.90 2.70 - 8.60 2.50 5.86 <br />I P Poo, bulbosa Bulbous bluegrass 0.04 - - - - - - <br />I P Poa pratensis Kentucky Bluegrass 4.27 - 0.10 0.05 1.88 - - <br />N P Poa secunda Sandberg Bluegrass 0.15 0.20 3.65 1.75 0.12 0.40 0.18 <br />N P Sitamon hystrbr Bottlebrush Squirreltail 0.04 0.35 0.35 0.35 - 0.10 0.05 <br />N P Stipa lettermami Letterman Needlegrass - 4.65 - 2.56 3.50 - 1.93 <br />N P Stipa nelson Nelson Needlegrass 2.55 1.40 3.40 - 1.87 <br />N A Vulpia octoflora Six-weeks Fescue - - - 0.05 0.02 <br />Forbs <br />N P Achillea lanulosa Western Yarrow 0.50 0.05 0.30 0.08 0.55 - 0.30 <br />N P Allium textile Wild Onion 0.04 0.20 - 0.11 - - - - <br />N A Alyssum alyssoides Pale Madwort 0.23 0.10 0.65 0.35 0.12 - 0.10 0.05 <br />N P Amica ladfolia Broadleaf Arnica - - - - - 0.05 - 0.03 <br />I P Astragaluscicer Cicer Milkvetch 7.69 - - 12.65 - - <br />N P Astragalussp. Milkvetch - 0.05 0.02 - - <br />N P Astragalus tenellus Looseflower Milkvetch 0.10 0.35 0.21 0.15 0.07 <br />I A Camelina microcarpa Littlepod false flax - 0.05 0.02 - - <br />N P Cirsium undulatum Wavyleaf Thistle - 0.05 0.02 <br />Nw B Orsium vulgare Bull Thistle 0.10 - 0.06 <br />N A Collinsia parviflora Blue-eyed mary 0.60 - 0.33 0.19 - - <br />N A Collcmia linearis Slenderleaf Collomia 0.04 0.60 0.05 0.35 0.12 0.15 0.08 <br />N P Crepisacuminata Tapertip Hawksbeard - - - - - - 0.05 0.02 <br />I B Daucus carota Queen Anne's Lace 0.04 - - - - - <br />N P Galium bifolium Twinleaf Bedstraw - 1.05 0.58 - 0.55 0.30 <br />N B Grindelia squarrosa Curl/cup Gumweed 0.15 - - 0.23 - - <br />I B Lactuca serriola Prickly Lettuce 0.23 - - - - - <br />N P Lathyms leucanthus Peavine 1.05 0.58 1.00 0.55 <br />N A L idium densiflorum Prairie Pe reed - 0.10 0.06 <br />CEDAR CREEK ASSOCIATES, Inc. Page 15 Colowyo Coal Company <br />2009 Phase III Bond Release Evaluation