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R067BY036CO—Overflow:Reference Plant Community—Washington County,Colorado <br /> Grass/Grasslike <br /> Group Plant Common Name Plant Scientific Name Annual Production <br /> Pounds Per Acre <br /> Low High <br /> 1 1500 1800 <br /> big bluestem Andropogon gerardii 200 400 <br /> Fendler threeawn Aristida purpurea var.longiseta 0 20 <br /> sideoats grama Bouteloua curtipendula 0 100 <br /> buffalograss Bouteloua dactyloides 20 60 <br /> blue grama Bouteloua gracilis 100 200 <br /> sun sedge Carex inops ssp.heliophila 20 40 <br /> Canada wildrye Elymus canadensis 20 140 <br /> slender wheatgrass Elymus trachycaulus 0 100 <br /> needle and thread Hesperostipa comata ssp.comata 0 20 <br /> prairie Junegrass Koeleria macrantha 0 20 <br /> green needlegrass Nassella viridula 300 500 <br /> western wheatgrass Pascopyrum smithii 700 800 <br /> switchgrass Panicum virgatum 200 400 <br /> tumblegrass Schedonnardus paniculatus 0 12 <br /> little bluestem Schizachyrium scoparium 20 100 <br /> Indiangrass Sorghastrum nutans 100 200 <br /> composite dropseed Sporobolus compositus var. 0 20 <br /> compositus <br /> sand dropseed Sporobolus cryptandrus 0 20 <br /> sixweeks fescue Vulpia octoflora 0 20 <br /> usDA Natural Resources Web Soil Survey 11/7/2019 <br /> :i Conservation Service National Cooperative Soil Survey Page 2 of 4 <br />