REP51522

• Permit No: C1982057
• IBM Index Class Name: Report
• Doc Date: 3/28/2002
• Doc Name: 2002 Revegetation Monitoring Report
• From: Seneca Coal Company
• To: DMG
• Permit Index Doc Type: Reveg Monitoring Report
• Media Type: D
• Archive: No

Table 8. Cover Data • Sagebrush Extended Reference Area, Seneca IIW Mine, SCC, Routh Co., CO - 2002 Page 2 of 6

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PLANT SPECIES
RELATIVE
AVERAGE VEGETATION
COVER FREQUENCY COVER
RELATIVE
AVERAGE VEGETATION
COVER-ALL COVER-ALL
(%) (%1
INTRODUCED PERENNIAL FORKS
Arabis hirsula 0.00 70.00 0.00 0.00 0.00
Breea arvensis 0.30 30.00 0.57 0.30 0.52
Rumex crispus 0.00 10.00 0.00 0.00 0.00
Taraxacum officinale 0.10 20.00 0.19 0.10 0.17
TOTAL INTRO. PERENNIAL FORKS 0.4 60.0 0.8 0.4 0.7
NATIVE PERENNIAL GRASSES (wol)
Achnatherum lettennanii 1.00 60.00 7.92 1.00 1.73
Achnatherum nelsonii 0.20 30.00 0.38 0.20 0.35
Bromelica bulbosa 0.20 40.00 0.38 0.20 0.35
Bromopsis canadensis 0.00 10.00 0.00 0.00 0.00
Carex geyeri 0.00 10.00 0.00 0.00 0.00
Caret pensylvanica ssp. heliophila 0.20 10.00 0.38 0.20 0.35
Ceratochloa carinata 1.00 80.00 1.92 7.30 2.25
Elymus lanceolatus tm. albicans 0.40 20.00 0.77 0.40 0.69
Elymus lanceolatus fm. dasystachya 0.10 10.00 0.19 0.10 0.17
Elymus longifolius 0.40 60.00 0.77 0.50 0.87
Elymus trachycaulus 1.10 60.00 2.77 1.70 2.95
Hesperostipa comata 0.90 30.00 1.72 1.00 1.73
Koeleda macrantha 2.20 20.00 4.21 2.30 3.99
Pascopyrum smithii 2.90 50.00 5.56 3.00 5.20
Poa a9assizensis 8.70 ~ 00.00 16.67 ~ 10.80 18.72
Poa ampla 0.00 20.00 0.00 0.00 ~ 0.00
Poa fendleriana 0.00 10.00 0.00 0.00 0.00
Poa secunda 0.00 20.00 0.00 0.00 ~ 0.00
Pseudoroegneria spicata ssp. spicata 0.60 ~ 30.00 1.15 0.60 1.04
TOTAL NATIVE PERENNIAL GRASSES (c) 19.9 100.0 38.1 23.3 40.4
INTRODUCED PERENNIAL GRASSES (wol)
Agropyron desertorum 0.00 10.00 0.00 0.00 0.00
Thinopyrum intermedium 0.30 10.00 0.57 0.30 0.52
TOTAL INTRO. PERENNIAL GRASSES (c) 0.3 70.0 0.6 0.3 0.5
NATIVE SHRUBS
Amelanchier atnifolia 1.40 40.00 2.68 1.40 2.43
Chrysothamnus nauseosus ~ 0.00 10.00 0.00 0.00 0.00
Chrysothamnus viscidifloms 1.00 90.00 1.92 7.10 1.91
Padus virginiana ssp. melanocarpa 0.00 10.00 0.00 0.00 0.00
Quercus gambelii 0.30 20.00 0.57 0.30 0.52
Seriphidium arbusculum ssp. longilobum 0.00 10.00 0.00 0.00 0.00
Seriphidium tridentatum 12.50 100.00 23.95 72.70 22.01
Symphoricarpos rotundifolius 9.40 100.00 18.01 9.90 17.16
TOTAL NATIVE SHRUBS 24.6 700.0 47.7 25.4 44.0
MOSS
Moss 0.20 20.00 0.38 0.20 0.35
TOTAL MOSS 0.2 20.0 0.4 0.2 0.3
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