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Total average Fenced Riparian "Concentration" area woody plant density in the BRB-3 in 2015 was <br />2884.6 stems per acre, comprised of native shrubs (2501.0 stems per acre) and native trees (383.6 <br />stems per acre). Big sagebrush was the densest native shrub species at 562.5 stems per acre followed <br />by Wood's rose with 491.7 stems per acre, golden currant with 475.5 stems per acre, mountain <br />snowberry with 325.8 stems per acre, Saskatoon serviceberry with 205.6 stems per acre, sandbar willow <br />with 91.1 stems per acre, Gambel's oak with 89.0 stems per acre, and chokecherry with 74.9 stems per <br />acre. Eight other species of native shrub were present, each with densities of fewer than 65 stems per <br />acre. Native trees were comprised of aspen (221.8 stems per acre) and box elder (159.9 stems per <br />acre). <br />Fenced Upland "Concentration" Area Density <br />(Table A- 6) <br />Total average Fenced Upland "Concentration" area woody plant density in the BRB-3 in 2015 was 2227.4 <br />stems per acre, comprised of native shrubs (2191.0 stems per acre) and native trees (36.4 stems per <br />acre). Silver sagebrush was the densest native shrub species at 535.4 stems per acre followed by big <br />sagebrush with 422.1 stems per acre, Saskatoon serviceberry with 382.4 stems per acre, mountain <br />snowberry with 213.7 stems per acre, Wood's rose with 180.1 stems per acre, bitterbrush with 127.5 <br />stems per acre, prickly rose (Rosa says) with 91.1 stems per acre, Gambel's oak with 89.0 stems per <br />acre, and chokecherry with 82.2 stems per acre. Ten other species of native shrub were present, each <br />with densities of fewer than 55 stems per acre. Native trees were comprised entirely of box elder. <br />2015 Aspen Extended Reference Area <br />(Photographs 33 through 52) <br />COVER <br />(Table A-7) <br />Native perennial (orbs were the predominant lifeform observed in the Aspen ERA, contributing 59.6 <br />percent to vegetation cover, followed closely by native shrubs which contributed 41.3 percent to cover. <br />Native perennial forbs were comprised of many species, none of which were overwhelmingly dominant; <br />mountain bluebells (Mertensia ciliate), fendler meadowrue (Thalictrum fendlen), western aniseroot <br />(Osmorhiza occidentalis), and bracted aster (Aster foliaceus) were the greatest contributors with 6.8, 5.4, <br />4.5, and 4.0 percent respectively. Native shrubs were predominately comprised of mountain snowberry, <br />Saskatoon serviceberry, and chokecherry with 17.2, 14.1, and 4.4 percent cover. Seven other species <br />were present with less than 2.5 percent cover. Native perennial cool season grasses contributed 10.0 <br />17 <br />