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• • • <br />Table 2. Vegetation Cover: 1985, 1986, and 1987 Reclamation Areas (2007) <br />Transect Location <br />Area overall <br />Area 4 Area 11 Area 12 Area 13 Area 17 Area 20 22 overall relative overall <br />SneeiPC N.- ('nm n Nom 1 7 2 A e K 'r o <br /> <br />Graminoids - - _ _ __ Faun <br />A ro ron cristatum Crested Wheatgrass 2 2 4 0.40 0.67 15 <br />Agropyron smithii Western Wheatgrass 2 2 2 4 6 6 8 2 4 1.80 3.35 9 <br />Andropogon hallii Sand Bluestem 2 4 8 16 2 16 8 6 6 6 4 2 4 4 4.40 7.50 5 <br />Bouteloua curtipendula Sideoats Grama 4 0.20 0.54 16 <br />Bouteloua gracilis Blue Grams 2 6 8 6 12 2 8 2 6 2 2 12 10 2 6 14 5.00 9.37 4 <br />Bromus marginatus Mountain Brome 4 6 2 2 2 26 2 28 14 18 10 20 2 4 24 14 26 10.20 15.53 2 <br />Bromus tectorum Cheatgrass 6 6 2 2 2 6 2 4 2 1.60 2.14 11 <br />Calamovilfa longifolia Prairie Sandreed 30 32 2 18 2 12 18 8 8 8 32 24 4 18 8 22 16 4 13.30 24.10 1 <br />Oryzopsis hymenoides Indian Ricegrass 2 0.10 0.13 20 <br />Schizachyrium scoparium Little Bluestem 6 0.30 0.40 17 <br />Sporobolus cryptandrus Sand Dropseed 2 8 10 4 2 2 -2 -2 -2 - -2 2 2 6 4 2.50 3.88 7 <br />Graminoid cover 39.80 67.60 <br /> <br />Forbs <br />Ambrosia silostachya Ragweed 10 2 2 2 2 4 1.10 1.87 12 <br />Argemone polyacantha Prickly Poppy 2 0.10 <br />1 0.13 20 <br />Chenopodium album Lambs uarters 6 2 2 2 2 0. <br />0 0.94 14 <br />Eriogonum annuum Buckwheat 2 2 0.20 0.40 ] 7 <br />Helianthus annuus Sunflower 10 8 6 18 10 14 6 8 36 6 8 18 6 12 18 6 4 9.70 14.06 3 <br />Kochia scoparia Kochia 2 . 2 -8 4 12 2 12 4 10 6 2 4 16 2 2 10 2 5.00 6.83 6 <br />Sisymbrium altissimum Tumble Mustard 4 10 2 10 1.30 1.74 13 <br />Tragopogon dubius Salsify 2 0.10 0.13 20 <br />Forb Cover 18.20 26 <br />10 <br /> . <br />Succulents <br />Opuntia polyacantha Prickly Pear 2 2 2 0.30 0.40 17 <br />Yucca glauca Yucca 6 10 4 2 1.10 2.41 10 <br />Succulent Cover <br />1 <br />40 2 <br />81 <br /> . <br />. <br />Shrubs <br />L <br />Artemisia ftlijolia Sand Sage 20 6 2 <br />4 <br />d 1.40 3.48 8 <br />Shrub Cover 1.40 3.48 <br />-_ - - - -- -- -- •- ?? .-• ?? v? ..? ?.. vv vv .,v iv - Jz Ov Ov 70 J0 II OU.6u IUU.UU <br /> Std. Dev. = 7.40 <br /> Nmin = 4 <br />Cryptogams 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.00 <br />Litter 26 36 18 26 20 26 26 26 26 22 30 28 32 18 28 40 26 36 28 24 27.10 <br />Bare 18 8 40 0 18 2 12 8 10 18 4 12 12 12 10 8 10 4 16 20 12.10 <br />Rock 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.00 <br />Note: all data presented in percent (%) cover <br />Coors Energy Company Keenesburg Mine Page 20 <br />2007 Phase III Vegetation Study