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<br />Table 1. COVER, FREQUENCY AND IMPORTANCE VALUE SUMMARY FOR THE PORTION OF THE RECLAIMED AREA SEEDED IN <br />1984. WALDEN COAL PROJECT SITE. BASED ON 1993 (AUGUST 17) DATA FROM SIX 25-METER POINT <br />TRANSECT. +~- VALUES EQUAL THE STANDARD DEVIATION. <br /> <br /> Mean Relative Range of Percent Relative Importance <br />Species Cover Cover Cover Values Frequency Frequency Value Rank <br /> <br />COOL SEASON PERENNIAL GRASSES <br />Agropyron daeystachyum 11.33 49.24 6 - 16 100.00 33.33 82.57 1 <br />Agropyron smithii 1.67 7.24 0 - 6 33.33 11.11 18.35 3 <br />Festuca idahoensis <0.01 <0.01 0 - <1 0.00 0.00 0.01 7 <br />Oryzopsis hymenoides <0.01 <0.01 0 - <1 0.00 0.00 0.01 7 <br />Stipa viridula 0.67 2.90 0 - 2 33.33 11.11 14.01 5 <br />Sub-total 13.67 59.39 <br />INTRODUCED PERENNIAL GRASSES <br />Agropyron intermedium <0.01 <0.01 0 - <1 0.00 0.00 0.01 7 <br />Elymus junceus 1.00 4.34 0 - 4 33.33 11.11 15.46 4 <br />Poa pratensis <0.01 <0.01 0 - <1 0.00 0.00 0.01 7 <br />°` Sub-total <br />i 1.00 4.36 <br />PERENNIAL FORBS <br />Achillea lanulosa <0.01 <0.01 0 - <1 0.00 0.00 0.01 7 <br />Arabia sp. <0.01 <0.01 0 - <1 0.00 0.00 0.01 7 <br />Astragalus cicer <0.01 <0.01 0 - <1 0.00 0.00 0.01 7 <br />Penatemon etrictus <0.01 <0.01 0 - <1 0.00 0.00 0.01 7 <br />Rumex salicifolius <0.01 <0.01 0 - <1 0.00 0.00 0.01 7 <br />Sub-total <0.01 <0.01 <br />ANNUAL AND BIENNIAL FORBS <br />Machaeranthera canescene <0.01 <0.01 0 - <1 0.00 0.00 0.01 7 <br />Sub-total <0.01 <0.01 <br />SEMI-SHRUBS OR HALF-SHRUBS <br />Artemis is frigida 0.33 1.45 0 - 2 16.67 5.56 7.00 6 <br />Sub-total 0.33 1.45 <br />