REP06111

• Permit No: C1982057
• IBM Index Class Name: Report
• Doc Date: 3/29/2002
• Doc Name: 2001 Revegetation Monitoring Report
• From: Seneca Coal Company
• To: DMG
• Permit Index Doc Type: Reveg Monitoring Report
• Media Type: D
• Archive: No

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Table 14. Cover Data -Sagebrush Extended Reference Area, Seneca II-W Mine, SCC, Rouft Co., CO - 2001 Page 2 of 4
RELATIVE RELATIVE
PLANT SPECIES AVERAGE VEGETATION AVERAGE VEGETATION
COVER FREQUENCY COVER COVER-ALL COVER-ALL
NATIVE PERENNIAL GRASSES (wol}
Achnatherum lettermanii 0.20 20.00 0.37 0.40 0.64
Achnatherum nelsonii 0.40 50.00 0.74 0.60 0.96
Carex geyeri 0.20 10.00 0.37 0,20 0.32
Ceratochloa carinata 0.80 30.00 1.48 0,80 ~ 1.29
Elymus elymoides 0.60 40.00 1.11 0.60 0.96
Elymus lanwolatus fm. albicans 0.40 20.00 0.74 0.80 1.29
Elymus lanwolatus fm. dasystachya 0.20 30.00 0.37 0,60 0.96
Elymus trachycaulus 0.00 60.00 0.00 0.00 0.00
Hesperostipa comata 0.00 10.00 0.00 0,00 ~ 0.00
Koeleria macrantha 0.00 40.00 0.00 .0,00 0.00
Pascopyrum smithii 0.60 80.00 1.11 0.60 0.96
Poa agassizensis 9.00 90.00 16.67 14.00 22.51
Poa fendleriana 0.20 10.00 0.37 0.20 0.32
Poa secunda 0.00 50.00 0.00 0,00 0.00
TOTAL NATIVE PERENNIAL GRASSES (c) 12.6 100.0 23.3 18.8 30.2
NATIVE SHRUBS
Amelanchier alnifolia 0.60 70.00 1.11 1,00 1.61
Chrysothamnus viscidittorus 0.60 90.00 1.11 0.60 0.96
Mahonia repens 0.00 10.00 0.00 0.00 0.00
Padus virginiana ssp. melanowrpa 0.00 10.00 0.00 0.00 0.00
Purshia tridentata 0.20 20.00 0.37 0.20 0.32
Ouercus gambelii 0.20 10.00 0.37 0.20 0.32
Ribes wolfii 0.00 10.00 0.00 0.00 0.00
Seriphidium tridentatum 19.60 90.00 36.30 19.60 31.51
Symphoricarpos rotundifolius 13,40 90.00 24.81 13.80 22.19
TOTAL NATIVE SHRUBS 34.6 100.0 64.1 35.4 56.9
MOSS
Mass 0.40 20.00 0.74 0.40 0.64
TOTAL MOSS 0,4 20.0 0.7 0.4 0.6
LICHEN
Cladonia spp. 0.00 10.00 0.00 0.00 0.00
Peltigera caning 0.00 20.00 0.00 0.00 0.00
TOTAL LICHEN 0.0 20.0 0.0 0.0 0.0
SUCCULENT
Opuntia polyacantha 0.00 10.00 0.00 0.00 0.00
TOTAL SUCCULENT 0.0 10.0 0.0 0.0 0.0
Standing dead 5.00 80.00 5.00
Litter 32.80 700.00 32.80
Bare soil 8.00 tOtl.00 8.00
Rock 0.20 10.00 0.20
TOTALS 100.0 108.2
TOTAL VEGETATION COVER 54.0 (s=8.8) 100.0 62.2 (s=13.5) 100.0
GROUND COVER (Litter+Rock+Veg+St.Dead) 92.0 100.2
SPECIES DENSITY (# of species/100 sq.m.)
(AVERAGE= 22.7 Std.Dev.= 3.7)