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Table 13. Cover Data - Seneca II Mine Sagebrush Reference Area, <br />Sage Creek Mine Baseline, Sage Creek Coal Company, Routt County, CO - 2008 <br />Page 1 of 4 <br />RELATIVE RELATIVE Percent Foliar Cover* <br />• PLANT SPECIES AVERAGE VEGETATION AVERAGE VEGETATION <br />COVER FREQUENCY COVER COVER -ALL COVER -ALL - -- Sample Number--- <br />(%) M) (%) ( %) ( %) 1 7 3 <br />i s <br />NATIVE ANNUAL & BIENNIAL FORBS <br />Collinsia parviflora <br />0.40 <br />66.67 <br />0.60 <br />0.40 <br />0.52 <br />1 <br />P <br />Collomia linearis <br />0.07 <br />93.33 <br />0.10 <br />0.07 <br />0.09 <br />P <br />P <br />P <br />Microsteris gracilis ssp. humilis <br />0.00 <br />6.67 <br />0.00 <br />0.00 <br />0.00 <br />Polygonum douglasii <br />0.00 <br />13.33 <br />0.00 <br />0.00 <br />0.00 <br />TOTAL NATIVE ANN. & BIEN. FORBS <br />0.5 <br />93.3 <br />0.7 <br />0.5 <br />0.6 <br />P <br />1 <br />P <br />INTRODUCED ANNUAL & BIENNIAL FORBS <br />Thlaspi arvense <br />0.00 <br />33.33 <br />0.00 <br />0.00 <br />0.00 <br />Tragopogon dubius ssp. major <br />0.07 <br />46.67 <br />0.10 <br />0.07 <br />0.09 <br />P <br />Turritis glabra <br />0.00 <br />6.67 <br />0.00 <br />0.00 <br />0.00 <br />TOTAL INTRO. ANN. & BIEN. FORBS <br />0.1 <br />80.0 <br />0.1 <br />0.1 <br />0.1 <br />- -- <br />- -- <br />P <br />NATIVE PERENNIAL FORBS <br />Achillea lanulosa <br />1.73 <br />100.00 <br />2.58 <br />2.47 <br />3.24 <br />3 <br />3 <br />3 <br />Agastache urticifolia <br />0.00 <br />6.67 <br />0.00 <br />0.00 <br />0.00 <br />Allium textile <br />0.60 <br />93.33 <br />0.89 <br />0.60 <br />0.79 <br />P <br />P <br />Anaphalis margaritacea <br />0.00 <br />13.33 <br />0.00 <br />0.00 <br />0.00 <br />P <br />Antennaria spp. <br />0.00 <br />40.00 <br />0.00 <br />0.00 <br />0.00 <br />P <br />Aster ascendens <br />3.67 <br />100.00 <br />5.47 <br />4.33 <br />5.69 <br />7(1) <br />5 <br />4 <br />Astragalus miser var. oblongifolius <br />5.07 <br />100.00 <br />7.55 <br />6.20 <br />8.14 <br />6 <br />6(2) <br />2 <br />Balsamorhiza sagittata <br />1.80 <br />60.00 <br />2.68 <br />1.93 <br />2.54 <br />Calochortus nuttallii <br />0.00 <br />73.33 <br />0.00 <br />0.00 <br />0.00 <br />P <br />P <br />P <br />Cirsium centaureae <br />0.20 <br />13.33 <br />0.30 <br />0.20 <br />0.26 <br />Erigeron speciosus <br />0.20 <br />46.67 <br />0.30 <br />0.20 <br />0.26 <br />P <br />Eriogonum umbellatum <br />0.40 <br />86.67 <br />0.60 <br />0.47 <br />0.61 <br />P <br />P <br />2 <br />Erythrocoma triflora <br />0.00 <br />13.33 <br />0.00 <br />0.00 <br />0.00 <br />P <br />Helianthella uniflora <br />2.27 <br />80.00 <br />3.38 <br />2.60 <br />3.41 <br />(1) <br />1 <br />5 <br />Heuchera parvifolia <br />0.00 <br />6.67 <br />0.00 <br />0.00 <br />0.00 <br />Lupinus caudatus <br />0.00 <br />13.33 <br />0.00 <br />0.00 <br />0.00 <br />P <br />Lupinus prunophilus <br />0.13 <br />66.67 <br />0.20 <br />0.20 <br />0.26 <br />P <br />Noccaea montana <br />0.00 <br />26.67 <br />0.00 <br />0.00 <br />0.00 <br />P <br />P <br />Nothocalais cuspidata <br />0.27 <br />33.33 <br />0.40 <br />0.33 <br />0.44 <br />Perideridia gairdneri ssp. borealis <br />0.07 <br />100.00 <br />0.10 <br />0.07 <br />0.09 <br />P <br />P <br />P <br />Phacelia heterophylla <br />0.00 <br />6.67 <br />0.00 <br />0.00 <br />0.00 <br />Phlox longifolia <br />0.20 <br />46.67 <br />0.30 <br />0.20 <br />0.26 <br />P <br />1 <br />Potentilla gracilis <br />0.07 <br />13.33 <br />0.10 <br />0.07 <br />0.09 <br />Pseudostellaria jamesiana <br />0.87 <br />66.67 <br />1.29 <br />1.00 <br />1.31 <br />(1) <br />3 <br />Senecio integerrimus <br />0.67 <br />100.00 <br />0.99 <br />0.73 <br />0.96 <br />P <br />1 <br />P <br />Toxicoscordion venenosum <br />0.13 <br />86.67 <br />0.20 <br />0.13 <br />0.17 <br />P <br />P <br />P <br />Trifolium gymnocarpum <br />0.00 <br />13.33 <br />0.00 <br />0.00 <br />0.00 <br />Vicia americana <br />0.80 <br />66.67 <br />1.19 <br />0.87 <br />1.14 <br />(1) <br />4 <br />Viola nuttallii <br />0.20 <br />26.67 <br />0.30 <br />0.20 <br />0.26 <br />Wyethia amplexicaulis <br />0.07 <br />13.33 <br />0.10 <br />0.07 <br />0.09 <br />1 <br />TOTAL NATIVE PERENNIAL FORBS <br />19.4 <br />100.0 <br />28.9 <br />22.9 <br />30.0 <br />16(3) <br />16(3) <br />25 <br />INTRODUCED PERENNIAL FORBS <br />Astragalus cicer <br />0.07 <br />6.67 <br />0.10 <br />0.07 <br />0.09 <br />Medicago sativa <br />0.00 <br />6.67 <br />0.00 <br />0.00 <br />0.00 <br />Taraxacum officinale <br />0.00 <br />13.33 <br />0.00 <br />0.00 <br />0.00 <br />TOTAL INTRO. PERENNIAL FORBS <br />0.1 <br />13.3 <br />0.1 <br />0.1 <br />0.1 1 <br />- -- <br />- -- <br />-- <br />*P= Present within 1 m. on either side of cover transect, but not quantitatively encountered. <br />() =Data in parens. = 2nd hits. A 1st hit is top -most layer of vegetation, below 1st hit interceptions may exist other interceptions - these are 2nd <br />hits. <br />