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Table 1. 2007 Plant Species List: Keenesburg Mine <br />1998 Reseeded or Interseeded Areas, 1999, 2000, 2002 and 2003 Reclamation Areas <br />continued <br />1998 1999 2000 2002 2003 <br />Species Name Common Name Lifeform Area Areas Areas Areas Areas <br />Forbs <br />• <br />Amaranthus retro~lexus Redroot Pigweed A,C,I X <br />Ambrosia psilostachya Ragweed P,C,N X X X X X <br />Asclepius species Creeping Milkweed P,W,N X <br />Chenopodium album Lambsquarters A,C,I X X X X <br />Cleome serrulata Bee Plant A,W,N X <br />Descurainia pinnata Tansy Mustard A,C,N X X <br />Helianthus anreuus Sunflower A,W,N X X X X X <br />Kochia scoparia Kochia A,C,I X X X X X <br />Lactuca serriola Prickly Lettuce A,C,I X X X <br />Medicago lupulina Black Medic A,C,I X X <br />Melilotus o~cinalis Yellow Sweetclover B,C,I X X <br />Ratibida column fera Prairie Coneflower P,W,N X <br />Sisymbrium altissimum Tumble Mustard A,C,I X X X X X <br />Total Number ojForbs 6 7 5 11 8 <br />Total Number Perennial Forbs 1 1 1 2 2 <br />Total Number Biennial Forbs 0 1 0 1 0 <br />Total Number Annual Forbs 5 5 4 8 6 <br />Total Number Native Forbs 2 3 2 4 4 <br />Total Number Introduced Forbs 4 4 3 7 4 <br />Total Number Cool Season Forbs 5 6 4 8 6 <br />Total Number Warm Season Fobs 1 1 1 3 2 <br />Succulents <br />Opuntia polyacantha Prickly Pear P,E,N X X <br />Total Number ojSueeulents 1 1 0 0 0 <br />Shrubs <br />Artemisia frlifolia Sand Sage P,D,N X <br />Total Number ojShrubs 1 0 0 0 0 <br />TOTAL NUMBER OFSPECIES <br />Lifeform abbreviations: A annual <br />B biennial <br />P perennial <br />17 19 14 16 16 <br />C cool season N native <br />W warm season I introduced <br />D deciduous L legume <br />E evergreen <br />Note: Only plant species encountered during cover sampling are represented on this list <br />Coors Energy Comparry Keenesburg Mine Page 29 <br />2007 Revegetation Monitoring Report <br />