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Table 9. Cover Data -Mountain Brush Extended Area, Seneca IIW Mine, SCC, Routt Co., CO - 2004 Page 2 of 4 • C J • RELATIVE RELATIVE PLANT SPECIES AVERAGE VEGETATION AVERAGE VEGETATION COVER FREQUENCY COVER COVER-ALL COVER-ALL INTRODUCED PERENNIAL FORBS Taraxacum officinale 0.20 30.00 0.29 0.20 0.21 TOTAL INTRO. PERENNIAL FORBS 0.2 30.0 0.3 0.2 0.2 NATIVE PERENNIAL GRASSES (cool) Achnatherum lettermanii 0.10 30.00 0.15 0.10 0.10 Achnatherum nelsonii 0.10 60.00 0.15 0.10 0.10 Bromelica bulbosa 0.00 10.00 0.00 0.10 0.10 Bromopsis canadensis 0.00 - 10.00 0.00 0.00 0.00 Bromopsis lanatipes 0.20 10.00 0.29 0.30 0.31 Carex geyeri 2.20 100.00 3.24 4.50 4.67 Carex pensylvanica ssp. heliophila 0.30 20.00 0.44 0.30 0.31 Carex prae9racilis 0.20 10.00 - 0.29 0.20 0.21 Ceratochloa carinata 0.10 70.00 0.15 0.80 0.83 Elymus glaucus ~ 0.20 50.00 0.29 0.70 0.73 Elymus lanceolatus fm. albicans 0.70 50.00 1.03' 1.10 1.14 Elymus lanceolatus fm. dasystachya 0.40 10.00 0.59 0.40 0.42 Elymus longifolius 0.00 20.00 0.00 0.00 0.00 Elymus trachycaulus 1.10 100.00 1.62 2.30 2.39 Festuca arizonica 0.00 20.00 0.00 0.00 0.00 Hesperostipa somata 0.50 40.00 0.74 0.60 0.62 Pascopyrum smithii 0.00 10.00 0.00 0.00 0.00 Poa agassizensis 1.60 100.00 2.36 6.00 6.23 Poa secunda 0.00 10.00 0.00 0.00 0.00 TOTAL NATIVE PERENNIAL GRASSES c) 7.7 100.0 11.4 17.5 18.2 INTRODUCED PERENNIAL GRASSES (cool) Thinop rum intennedium 0.10 20.00 0.15 0.10 0.10 TOTAL INTRO. PERENNIAL GRASSES (c) 0.1 20.0 0.1 0.1 0.1 NATIVE SHRUBS Ametanchier alnifolia 4.30 100.00 6.34 4.70 4.88 Chrysothamnus viscidiflorus 0.00 10.00 0.00 0.00 0.00 Mahonia repens 0.00 30.00 0.00 0.00 0.00 Padus virginiana ssp. melanocarpa 3.50 80.00 5.16 7.00 7.27 Purshia tridentate 0.00 10.00 0.00 0.00 ~ 0.00 Quercus gambelii 32.30 100.00 47.64 32.60 33.85 Rosa woodsii ~ 0.00 20.00 0.00 0.00 0.00 Seriphidium tritlentatum 0.80 40.00 1.18 0.90 0.93 S m horicarpos rotundifolius 12.00 100.00 17.70 18.90 19.63 TOTAL NATIVE SHRUBS 52.9 100.0 78.0 64.1 66.6 MOSS Moss - 0.10 10.00 0.15 0.10 0.10 TOTAL MOSS 0.1 10.0 0.1 0.1 0.1 Standing dead 2.30 80.00 2.30 Litter 20.80 100.00 20.80 Bare soil B.Op 90.00 8.00 Rock 1.50 30.00 1.50 TOTALS 100.4 128.9 TOTAL VEGETATION COVER 67.8 (s=12.6) 100.0 96.3 (s=22.6) 100.0 GROUND COVER (Litter+Rock+Veg+St.Dead) 92.4 120.9 SPECIES DENSITY (# of species/100 sq.m.) (AVERAGE= 31.3 Std.Dev.= 4.9 'P= Present within 1 m. of either side of the cover transect, but not quantitatively encountered.