Ecological Section Listing
| Bighorn Mountains |  |
| Abies lasiocarpa / Actaea rubra Forest Subalpine fir / baneberry Forest |
| Abies lasiocarpa / Arnica cordifolia Forest Subalpine fir / heartleaf arnica Forest |
| Abies lasiocarpa / Calamagrostis canadensis Forest Subalpine fir / bluejoint reedgrass Forest |
| Abies lasiocarpa / Carex geyeri Forest Subalpine fir / elk sedge Forest |
| Abies lasiocarpa / Clematis columbiana var. columbiana Forest Subalpine fir / Columbia clematis Forest |
| Abies lasiocarpa / Juniperus communis Woodland Subalpine fir / common juniper Woodland |
| Abies lasiocarpa / Ribes (montigenum, lacustre, inerme) Forest Subalpine fir / gooseberry Forest |
| Abies lasiocarpa / Vaccinium cespitosum Forest Subalpine fir / dwarf huckleberry Forest |
| Abies lasiocarpa / Vaccinium scoparium Forest Subalpine fir / grouse whortleberry Forest |
| Acer negundo / Prunus virginiana Forest Box elder / chokecherry Forest |
| Alnus incana Shrubland Mountain alder Shrubland |
| Artemisia pedatifida - Atriplex gardneri Dwarf Shrubland Birdfoot sagebrush - Gardner's saltbush Shrubland |
| Artemisia pedatifida / Pseudoroegneria spicata Dwarf Shrub Herbaceous Vegetation Birdfoot sagebrush / bluebunch wheatgrass Shrubland |
| Artemisia spinescens Dwarf Shrubland Bud sagebrush Shrubland |
| Artemisia tridentata / Festuca idahoensis Shrub Herbaceous Vegetation Big sagebrush / Idaho fescue Shrub Prairie |
| Artemisia tridentata ssp. vaseyana / Festuca idahoensis Shrub Herbaceous Vegetation Mountain big sagebrush / Idaho fescue Shrub Herbaceous Vegetation |
| Artemisia tridentata ssp. vaseyana / Pseudoroegneria spicata Shrubland Mountain big sagebrush / bluebunch wheatgrass Shrubland |
| Artemisia tridentata ssp. wyomingensis / Pseudoroegneria spicata Shrub Herbaceous Vegetation Wyoming big sagebrush / bluebunch wheatgrass Shrub Herbaceous Vegetation |
| Artemisia tridentata ssp. wyomingensis / Pseudoroegneria spicata Shrubland Wyoming big sagebrush / bluebunch wheatgrass Shrubland |
| Atriplex gardneri - Artemisia spinescens Dwarf Shrubland Gardner's saltbush - bud sagebrush Dwarf-shrubland |
| Atriplex gardneri / Monolepis nuttalliana Dwarf Shrubland Gardner's saltbush / Nuttall's poverty-weed Dwarf-shrubland |
| Atriplex gardneri / Pascopyrum smithii Dwarf Shrubland Gardner's saltbush / western wheatgrass Dwarf-shrubland |
| Betula occidentalis / Cornus sericea Shrubland Water birch / red-oiser dogwood Shrubland |
| Betula occidentalis Shrubland Water birch Shrubland |
| Carex aquatilis Herbaceous Vegetation Aquatic sedge Wet Meadow |
| Carex nebrascensis Herbaceous Vegetation Nebraska sedge Wet Meadow |
| Carex utriculata Herbaceous Vegetation Beaked sedge Wet Meadow |
| Cercocarpus ledifolius / Pseudoroegneria spicata Shrubland Curl-leaf mountain mahogany / bluebunch wheatgrass Shrubland |
| Dasiphora fruticosa / Festuca idahoensis Shrub Herbaceous Vegetation Shrubby cinquefoil / Idaho fescue Shrub Herbaceous Vegetation |
| Festuca idahoensis - Carex inops ssp. heliophila Herbaceous Vegetation Idaho fescue - sun sedge Mixedgrass Prairie |
| Festuca idahoensis - Carex obtusata Herbaceous Vegetation Idaho fescue - blunt sedge Herbaceous Vegetation |
| Festuca idahoensis - Deschampsia cespitosa Herbaceous Vegetation Idaho fescue - tufted hairgrass Meadow |
| Festuca idahoensis - Pascopyrum smithii Herbaceous Vegetation Idaho fescue - western wheatgrass Mixedgrass Prairie |
| Juncus balticus Herbaceous Vegetation Baltic rush wet Meadow |
| Juniperus osteosperma / Artemisia tridentata Woodland Utah juniper / big sagebrush Woodland |
| Juniperus osteosperma / Cercocarpus ledifolius Woodland Utah Juniper / curl-leaf Mountain-mahogany Woodland |
| Juniperus osteosperma / Pseudoroegneria spicata Woodland Utah juniper / bluebunch wheatgrass Woodland |
| Juniperus scopulorum / Artemisia nova Woodland Rocky Mountain juniper / black sagebrush Woodland |
| Picea (engelmannii X glauca, engelmannii) / Juniperus communis Forest Engelmann spruce / common juniper Forest |
| Picea engelmannii / Calamagrostis canadensis Forest Engelmann spruce / bluejoint reedgrass Forest |
| Picea engelmannii / Cornus sericea Woodland Engelmann spruce / red-osier dogwood Woodland |
| Picea engelmannii / Vaccinium scoparium Forest Engelmann spruce / grouse whortleberry Forest |
| Pinus contorta / Arctostaphylos uva-ursi Forest Lodgepole pine / kinikinnick Forest |
| Pinus contorta / Juniperus communis Woodland Lodgepole pine / common juniper Woodland |
| Pinus contorta / Vaccinium cespitosum Forest Lodgepole pine / dwarf huckleberry Forest |
| Pinus contorta / Vaccinium scoparium Forest Lodgepole pine / grouse whortleberry Forest |
| Pinus flexilis / Juniperus communis Woodland Limber pine / common juniper Woodland |
| Pinus flexilis / Pseudoroegneria spicata Woodland Limber pine / bluebunch wheatgrass Woodland |
| Pinus ponderosa / Cornus sericea Woodland Ponderosa pine / red-oiser dogwood Wetland Woodland |
| Pinus ponderosa / Crataegus douglasii Woodland Ponderosa pine / black hawthorn Woodland |
| Pinus ponderosa / Festuca idahoensis Woodland Ponderosa pine / Idaho fescue Woodland |
| Pinus ponderosa / Juniperus communis Woodland Ponderosa pine / common juniper Woodland |
| Pinus ponderosa / Pseudoroegneria spicata Woodland Ponderosa pine / bluebunch wheatgrass Woodland |
| Pinus ponderosa / Symphoricarpos albus Forest Ponderosa pine / common snowberry Forest |
| Populus angustifolia / Cornus sericea Woodland Narrowleaf cottonwood / red-oiser dogwood Forest |
| Populus deltoides / Cornus sericea Forest Plains cottonwood / red-oiser dogwood Forest |
| Populus tremuloides / Mahonia repens Forest Quaking aspen / Oregon grape Forest |
| Prunus virginiana Shrubland Chokecherry Shrubland |
| Pseudoroegneria spicata - Carex filifolia Herbaceous Vegetation Bluebunch wheatgrass - thread-leaved sedge Mixed Prairie |
| Pseudoroegneria spicata - Eriogonum brevicaule Sparse Vegetation Bluebunch wheatgrass - short-stem wild buckwheat Sparse Vegetation |
| Pseudotsuga menziesii / Arnica cordifolia Forest Douglas fir / heart leaf arnica Forest |
| Pseudotsuga menziesii / Calamagrostis rubescens Forest Douglas fir / pinegrass Forest |
| Pseudotsuga menziesii / Juniperus osteosperma Forest Douglas fir / Utah juniper Forest |
| Pseudotsuga menziesii / Mahonia repens Forest Douglas fir / Oregon grape Forest |
| Pseudotsuga menziesii / Physocarpus monogynus Forest Douglas fir / mountain ninebark Forest |
| Rhus trilobata / Festuca idahoensis Shrub Herbaceous Vegetation skunk bush sumac / Idaho fescue Shrub Herbaceous Vegetation |
| Rosa woodsii Shrubland Wood's rose Shrubland |
| Salix arctica / Polygonum bistortoides Dwarf Shrubland Arctic willow / American bistort Dwarf-shrubland |
| Salix exigua Temporarily Flooded Shrubland Sandbar willow Shrubland |
| Sarcobatus vermiculatus / Artemisia tridentata Shrubland Black greasewood / big sagebrush Shrubland |
| Sarcobatus vermiculatus / Atriplex gardneri Shrubland Black greasewood / Gardiner saltbush Shrubland |
| Symphoricarpos occidentalis Shrubland Western snowberry Shrubland |
