Ecological Section Listing
| Northwestern Great Plains |  |
| Acer glabrum Drainage Bottom Shrubland |
| Agropyron cristatum - (Pascopyrum smithii, Hesperostipa comata) Semi-natural Herbaceous Vegetati |
| Andropogon gerardii - Schizachyrium scoparium Western Great Plains Herbaceous Vegetation |
| Andropogon hallii - Calamovilfa longifolia Herbaceous Vegetation |
| Artemisia cana / Hesperostipa comata Shrub Herbaceous Vegetation |
| Artemisia cana / Pascopyrum smithii Shrubland |
| Artemisia cana ssp. cana / Pascopyrum smithii Shrub Herbaceous Vegetation |
| Artemisia longifolia Badlands Sparse Vegetation |
| Artemisia tridentata / Festuca idahoensis Shrub Herbaceous Vegetation |
| Artemisia tridentata ssp. wyomingensis - Atriplex confertifolia Shrubland |
| Artemisia tridentata ssp. wyomingensis / Bouteloua gracilis Shrubland |
| Artemisia tridentata ssp. wyomingensis / Pascopyrum smithii Shrub Herbaceous Vegetation |
| Artemisia tridentata ssp. wyomingensis / Pseudoroegneria spicata Shrub Herbaceous Vegetation |
| Artemisia tridentata ssp. wyomingensis / Pseudoroegneria spicata Shrubland |
| Atriplex gardneri / Pascopyrum smithii Dwarf Shrubland |
| Betula occidentalis / Cornus sericea Shrubland |
| Betula occidentalis Shrubland |
| Bromus inermis - (Pascopyrum smithii) Semi-natural Herbaceous Vegetation |
| Calamovilfa longifolia - Carex inops ssp. heliophila Herbaceous Vegetation |
| Calamovilfa longifolia - Hesperostipa comata Herbaceous Vegetation |
| Carex aquatilis Herbaceous Vegetation |
| Carex nebrascensis Herbaceous Vegetation |
| Crataegus succulenta Shrubland |
| Distichlis spicata - Hordeum jubatum - Puccinellia nuttalliana - Suaeda calceoliformis Herbaceou |
| Distichlis spicata Herbaceous Vegetation |
| Eleocharis palustris Herbaceous Vegetation |
| Eriogonum pauciflorum - Gutierrezia sarothrae Badlands Sparse Vegetation |
| Festuca idahoensis - Carex inops ssp. heliophila Herbaceous Vegetation |
| Fraxinus pennsylvanica - Ulmus americana / Prunus virginiana Woodland |
| Fraxinus pennsylvanica / Prunus virginiana Forest |
| Hesperostipa comata - Bouteloua gracilis - Carex filifolia Herbaceous Vegetation |
| Hesperostipa comata - Carex inops ssp. heliophila Herbaceous Vegetation |
| Hordeum jubatum Herbaceous Vegetation |
| Juncus balticus Herbaceous Vegetation |
| Juniperus scopulorum / Piptatherum micranthum Woodland |
| Juniperus scopulorum / Pseudoroegneria spicata Woodland |
| Krascheninnikovia lanata / Hesperostipa comata Dwarf Shrubland |
| Panicum virgatum Herbaceous Vegetation [Provisional] |
| Pascopyrum smithii - Bouteloua gracilis - Carex filifolia Herbaceous Vegetation |
| Pascopyrum smithii - Distichlis spicata Herbaceous Vegetation |
| Pascopyrum smithii - Eleocharis spp. Herbaceous Vegetation |
| Pascopyrum smithii - Hesperostipa comata Central Mixedgrass Herbaceous Vegetation |
| Pascopyrum smithii Herbaceous Vegetation |
| Pascopyrum smithii -Hordeum jubatum Herbaceous Vegetation |
| Pinus flexilis / Pseudoroegneria spicata Woodland |
| Pinus ponderosa / Carex inops ssp. heliophila Woodland |
| Pinus ponderosa / Crataegus douglasii Woodland |
| Pinus ponderosa / Juniperus scopulorum Woodland |
| Pinus ponderosa / Prunus virginiana Forest |
| Pinus ponderosa / Pseudoroegneria spicata Woodland |
| Pinus ponderosa / Schizachyrium scoparium Woodland |
| Poa pratensis - (Pascopyrum smithii) Semi-natural Herbaceous Vegetation |
| Polygonum amphibium Herbaceous Vegetation |
| Populus deltoides - Fraxinus pennsylvanica Forest [Provisional] |
| Populus deltoides / Symphoricarpos occidentalis Woodland |
| Pseudoroegneria spicata - Carex filifolia Herbaceous Vegetation |
| Pseudoroegneria spicata - Pascopyrum smithii Herbaceous Vegetation |
| Pseudoroegneria spicata - Poa secunda Herbaceous Vegetation |
| Rhus trilobata / Pseudoroegneria spicata Shrub Herbaceous Vegetation |
| Salicornia rubra Herbaceous Vegetation |
| Salix amygdaloides Woodland |
| Salix bebbiana Shrubland |
| Salix exigua Mesic Graminoids Shrubland |
| Salix exigua Temporarily Flooded Shrubland |
| Sandstone Great Plains xeric butte - Bluff Sparse Vegetation |
| Sarcobatus vermiculatus / Pascopyrum smithii Shrub Herbaceous Vegetation |
| Schizachyrium scoparium - Bouteloua (curtipendula, gracilis) / Carex filifolia Herbaceous Vegeta |
| Scirpus pungens Herbaceous Vegetation |
| Scirpus tabernaemontani Temperate Herbaceous Vegetation |
| Spartina pectinata - Carex spp. Herbaceous Vegetation |
| Spartina pectinata - Scirpus pungens Herbaceous Vegetation |
| Spartina pectinata western Herbaceous Vegetation |
| Sporobolus airoides Herbaceous Vegetation |
| Sporobolus airoides Northern Plains Herbaceous Vegetation |
| Symphoricarpos occidentalis Shrubland |
| Yucca glauca / Calamovilfa longifolia Shrub Herbaceous Vegetation |
