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Table A -6. Production Data - Mountanbrush Reference Area, Seneca II Mine, Seneca Coal Company, Routt Co., CO - 2011 <br />PLANT SPECIES PRODUCTION (gm /0.5 sq. m.)* <br />- -- Sample Number- - <br />16 17 18 19 21 22 23 24 25 26 27 28 29 30 <br />TOTAL NATIVE ANN. & BIEN. FORBS <br />1.8 <br />2.2 <br />P <br />1.5 <br />3.3 <br />10.2 <br />14.1 <br />4.0 <br />-- <br />- <br />P <br />0.3 <br />1.5 <br />P <br />TOTAL INTRO. ANN. & BIEN. FORBS <br />- <br />0.6 <br />P <br />- <br />-- <br />3.6 <br />0.3 <br />-- <br />- -- <br />- -- <br />P <br />- <br />-- <br />- -- <br />TOTAL INTRO. ANN. GRASSES <br />- <br />- <br />- <br />- -- <br />- -- <br />- -- <br />-- <br />-- <br />-- <br />- -- <br />-- <br />- <br />-- <br />- -- <br />TOTAL NATIVE PERENNIAL FORBS <br />5.7 <br />0.9 <br />19.1 <br />16.9 <br />32.0 <br />4.8 <br />10.8 <br />8.4 <br />3.6 <br />27.5 <br />29.0 <br />4.1 <br />7.8 <br />7.6 <br />TOTAL INTRO. PERENNIAL FORBS <br />- <br />-- <br />-- <br />-- <br />-- <br />4.0 <br />P <br />- <br />- -- <br />- -- <br />- <br />- <br />- <br />-- <br />TOTAL NATIVE PERENNIAL GRASSES (c) <br />16.4 <br />57.2 <br />48.4 <br />10.4 <br />4.6 <br />17.4 <br />5.5 <br />16.1 <br />22.7 <br />13.2 <br />3.0 <br />25.1 <br />20.0 <br />7.7 <br />TOTAL FERNS <br />- <br />- <br />- -- <br />-- <br />-- <br />-- <br />- -- <br />- <br />- -- <br />-- <br />- <br />- <br />- <br />- <br />TOTAL PRODUCTION <br />23.9 <br />60.9 <br />67.5 <br />28.8 <br />39.9 <br />40.0 <br />30.7 <br />28.5 <br />26.3 <br />40.7 <br />32.0 <br />29.5 <br />29.3 <br />15.3 <br />Standard Deviation <br />SPECIES DENSITY (# of species /100 sq.m.) <br />(AVERAGE= 3.5 Std.Dev.= 1.0) <br />3 <br />4 <br />4 <br />3 <br />3 <br />5 <br />5 <br />3 <br />2 <br />2 <br />4 <br />3 <br />3 <br />3 <br />*P= Present with an average of less than 0.1 grams /0.5 sq. m. <br />Page 2 of 2 <br />