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Table 1. 2007 Plant Species List: Keenesburg Mine <br />• 1985, 1986, 1987, 1995 and 1997 Reclamation Areas continued <br />1985/1986/1987 1995/1997 <br />Species Name Common Name Lifeform Areas Areas <br />Forbs <br />Ambrosia psilostachya Ragweed P,C,N X X <br />Argemone polyacantha Prickly Poppy P,W,N X <br />Chenopodium album Lambsquarters A,C,I X X <br />Eriogonum annuum Buckwheat A,C,N X <br />Helianthus annuus Sunflower A,W,N X X <br />Kochia scoparia Kochia A,C,I X X <br />Lactuca serriola Prickly Lettuce A,C,l X <br />Lepidium densiorum Pepperweed A,C,I X <br />Medicago lupulina Black Medic A,C,I X <br />Medicago sativa Alfalfa P,C,I X <br />Melilotus ofcinalis Yellow Sweetclover B,C,l X <br />Nuttallia nuda Blazing Star P,W,N X <br />Psoralidium tennuiorum Psoralidium P,C,N X <br />Sisymbrium altissimum Tumble Mustard A,C,I X X <br /> Tragopogon dubius Salsify P,C,I X <br />• Total Number of Forbs 8 12 <br /> Total Number Perennial Forbs 3 4 <br /> Total Number Biennial Forbs 0 1 <br /> Total Number Annual Forbs 5 7 <br /> Total Number Native Forbs 4 4 <br /> Total Number Introduced Forbs 4 8 <br /> Total Number Cool Season Forbs 6 10 <br /> Total Number Warm Season Forbs 2 2 <br /> Succulents <br /> Opuntia polyacantha Prickly Pear P,E,N X X <br /> Yucca glauca Yucca P,E,N X X <br /> Total Number of Succulents 2 2 <br /> Shrubs <br /> Artemisia filifolia Sand Sage P,D,N X X <br /> Total Number of Shrubs 1 1 <br /> TOTAL NUMBER OF SPECIES 22 30 <br /> Lifeform abbreviations: A annual C cool season N native <br /> B biennial W warm season I introduced <br /> P perennial D deciduous L legume <br /> E evergreen <br />Note: Only plant species encountered during cover sampling are represented on this list <br />Coors Energy Company Keenesburg Mine Page 19 <br />2007 Phase III Vegetation Study