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• • • <br />23-Dec-91 TABLE e. COVER DATA -MOUNTAIN BRUSH REFERENCE AREA, SENECA II MINE, PEABODY COAL - 1991 <br /> RELATIVE RELATIVE <br />PLANT SPECIES AVERAGE VEGETATION AVERAGE VEGETATION <br /> COVER FREQUENCY COVER COVER-ALL COVER-ALL <br /> <br />FERNS <br />Fern 0.40 6.67 0.47 0.53 0.37 <br />Pteridium aquilinum 0.93 6.67 1.09 2.27 1.56 <br />TOTAL FERNS 1.3 13.3 1.6 2.8 1.9 <br /> , <br />Bare soil 4.40 93.33 4.40 <br />Litter 9.87 100.00 9.87 <br />TOTAL COVER 100.0 159.3 <br />TOTAL VEGETATION COVER 85.7 100.0 145.1 100.0 <br /> 5.4 = Std.Dev. 21.7 = Std.Dev. <br />SPECIES DENSITY (No. of species / 100 sq.m.) <br />(AVERAGE= 32.1 Std.Dev.= 5.3) <br />Page 5 of 10 <br />