PERMFILE58849

• Permit No: C1982057
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: 1990 VEGETATION BASELINE REPORT SENECA II-W MINE & EXPANSION AREAS
• Section_Exhibit Name: TAB 10 APPENDIX 10-9
• Media Type: D
• Archive: No

TABLE 2. COVER DATA -WESTERN WHEATGRASS /ALKALI SAGEBRUSH VEGETATION TYPE, SENECA II-W MINE EXPANSION AREA, PEABODY COAL - 1990
PLANT SPECIES Percent Foliar Cover ' A~CaCGiEi FREQ. REL VCG.COVER
Sample Number 1 2 3 4 5 6 7 6 9 10 /1 12 13 14 15 (q) (Y,) (Yi

INTRODUCED PERENNIAL FORBS
Polygonum aviculare 0 0.0 7 0.0
Taraxacum officinale 2 0 0.1 1 3 0.3
TOTAL INTRO. PERENNIAL F-0RBS 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0.1 0.3
NATIVE PERENNIALGRAMINOID.S
Agropyron albicans 0 0 0.0 13 0.0
Agropyron smithii 22 16 38 14 12 16 12 16 78 6 20 6 10 10 14.5 93 30.7
Agropyron trachycaulum 0 0 a 2 a 0 0.7 a0 1.4
Juncus arcticus ssp. balucus 0 0.0 7 0.0
Koeleria macranfha 2 0 0 0 0 0 4 0 0 0 0 2 0.5 80 7.7
Malica spectabilis 0 0 0 4 2 0 0 0 0 0 8 2 1.1 60 2.2
Poa agauizensis 2 0 0 4 6 2 2 2 2 6 1.9 67 3.9
Poa ampla 0 0.0 7 0.0
Sitanlon hystrlx 0 0 0 0 2 0 2 0 0 0 0.3 67 0.6
Stipa lettermanii 2 2 0 6 30 72 4 0 4 6 12 6 20 7.2 87 14.9
TOTAL NATIVE PERENNg1LGRAM. 26 22 36 20 38 16 16 38 24 22 16 30 18 28 40 26.7 54.1
INTRODUCED PERENNIAL GRAMINOIDS
Bromopsis inermis 0 0 0.0 7 3 0.0
TOTAL INTRO. PERf7JNIALGRAM. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.0 0.0
SHRUBS
Amelanchier alnifolia 0 2 0 0 0.1 27 0.3
Artemisia eana 0 0 0.0 1 3 0.0
Artemisia longiloba 6 6 2 6 6 6 2 6 6 1 2 20 4 2 7 6 6 7.5 7 00 7 5.5
Artemisia tridentata var. tridentata 0 0.0 7 0.0
Armmisla tridentata var. vaseyana 0 0 0 0 0 0 0 0 0.0 53 0.0
Chrysothamnus viscidiflorus 0 0 0 0 0.0 27 0.0
Rosa acialaris 0 0 0.0 7 3 0.0
Symphoriwrpos oreophilus 2 0 0 1 0 0 0 0.6 40 1.7
TOTALSHRUBS 6 6 2 8 6 1 2 2 6 6 1 2 30 4 2 7 6 6 6.4 17.4
SUCCULBJTS
OpunGa polyacantha
0
0
0
0
0
0.0
3 3
0.0
TOTALSIX:CULENIS 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.0 0.0
BARE SOIL 54 28 22 18 f0 30 36 20 30 30 16 42 44 10 16 27,1
LITTER 4 24 26 16 26 30 34 26 28 26 24 20 26 26 30 24.5
Ft7C7( 2 0.1
Std. Dev.
TOTAICOVER 100 100 100 100 100 700 700 700 100 100 100 100 100 100 100 100.0 (n-1)
TOTALVEC£fATiCN COVER 42 46 52 64 64 40 30 54 42 44 60 36 30 62 54 46.3 71.5 100.0
SPECIES DENSITY 12 21 20 27 27 31 6 18 19 22 26 24 25 15 10 20.3
(No. of species / 100 sq. m.)
' 0 -Present within 7 meter either side of thfl 50 m s~mpla transact but not quantita0vely encountered.
• a~ 2
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