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~_~ <br /> <br />f <br />L_.~ <br />Table 16. Cover Data -Alkali Sagebrush Reference Area, Seneca II Mine, SCC, Routt Co., CO - 2004 <br />PLANT SPECIES <br />RELATIVE <br />AVERAGE VEGETATION <br />COVER FREQUENCY COVER <br />Page 2 of 4 <br /> RELATIVE <br />AVERAGE VEGETATION <br />COVER-ALL COVER-ALL <br />(~) (%u) <br />INTRODUCED PERENNIAL GRASSES (wol) <br />Bromopsis inermis 0.10 20.00 0.26 0.10 0.26 <br />TOTAL INTRO. PERENNIAL GRASSES c) 0.1 20.0 0.3 0.1 0.3 <br />NATIVE SHRUBS <br />Amelanchier alnifolia 0.10 40.00 0.26 0.10 0.26 <br />Chrysothamnus viscidiflorus 1.30 70.00 3.44 1.40 3.65 <br />Seriphidium arbusculum ssp. longilobum 11.00 100.00 29.10 11.00 28.65 <br />Seriphidium tridentatum 1.80 80.00 4.76 1.8D - 4.69 <br />S mphoricarpos rotundifolius 2.30 80.00 6.08 2.40 6.25 <br />TOTAL NATIVE SHRUBS 16.5 100.0 43.7 16.7 43.5 <br />Standing dead 7.50 100.00 7.50 <br />Litter ~ 25.70 100.00 25.70 <br />Bare soil 29.00 100.00 29.00 <br />TOTALS 100.0 100.6 <br />TOTAL VEGETATION COVER 37.8 (s=10.2) 100.0 38.4 (s=10.2 100.0 <br />GROUND COVER (Litter+Rock+Veg+St.Dead) ~ 71.0 71.6 <br />SPECIES DENSITY (# of species/100 sq.m.) <br />(AVERAGE=22.9 Std.Dev.= 4.1) <br />'P= Present within 1 m, of either side of the cover transect, but not quantitatively encountered. <br />