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<br />1 <br /> <br />t <br />1 <br />1 <br />1 <br /> <br />1 <br /> <br />t <br /> <br /> <br />1 <br /> <br /> <br /> <br />1 <br /> <br /> <br />Sedges (Carex spp.) T-5 <br />Other Grasses 5 <br />Cheat Grass (Bromus spp.) 2 <br />Switch Grass (Panicum spp.) T <br />Needle-and-Thread (Stipa comata) T-2 <br />Smooth Brome (Bromus inermis) T-2 <br />Slender Wheatgrass (Agropyron trachycaulum) T-2 <br />Blue Grama (Bouteloua gracilis) T-2 <br />Alkali Sacaton (Sporbolus airoides) T <br />Rush (Scirpus spp.) T <br />Forbs <br />Russian Thistle and Other Weeds 5 <br />Yarrow (Achilles millefolium) 3 <br />Other Misc. Forbs 5 <br />Common Sunflower (Helianthus spp.) 2 <br />Other Misc. Composite Species 2 <br />Dandelion (Taraxacum officinale) 2 <br />cilia (cilia aggregata) T <br />Clover (Trifolium spp.) T-1 <br />Mullein (Verbascum thapsus) T <br />Lupine (Lupinus spp.) T-5 <br />Vetch (Vicia spp.) T-5 <br />Beard-tongue Penstemon (Penstemon spp.) 1 <br />Wild Iris (Iris spp) T <br />Clematis (Clematis spp.) T <br />Mustard (Brassica spp.) T <br />Fringed Sage (Artemesia frigida) T <br />The total annual herbaceous production in the vegetation community <br />undisturbed by mining operations has been estimated as follows. The annual <br />production for the lands west of the existing pit would be somewhat greater <br />than the value estimates given below. <br />2,000 lbs./acre, air-dry (favorable year). <br />1,600 lbs./acre, air dry (average year). <br />1,200 lbs./acre, air dry (unfavorable year). <br /> <br />