Ecological Section Listing
| Northern Rockies |  |
| Abies grandis / Athyrium filix-femina Forest Grand fir / lady fern Forest |
| Abies grandis / Clintonia uniflora Forest Grand fir / queen's cup beadlily Forest |
| Abies grandis / Linnaea borealis Forest Grand fir / twinflower Forest |
| Abies grandis / Senecio triangularis Forest Grand fir / arrowleaf ragwort Forest |
| Abies grandis / Taxus brevifolia Forest Grand fir / pacific yew Forest |
| Abies lasiocarpa - Acer glabrum Avalanche Chute Shrubland Subalpine fir - Rocky Mountain maple Avalanche Chute Shrubland |
| Abies lasiocarpa / Actaea rubra Forest Subalpine fir / baneberry Forest |
| Abies lasiocarpa / Alnus viridis ssp. sinuata Forest Subalpine fir / Sitka alder Forest |
| Abies lasiocarpa / Calamagrostis canadensis Forest Subalpine fir / bluejoint reedgrass Forest |
| Abies lasiocarpa / Clintonia uniflora Forest Subalpine fir / queen's cup beadlily Forest |
| Abies lasiocarpa / Galium triflorum Forest Subalpine fir / sweet-scented bedstraw Forest |
| Abies lasiocarpa / Ledum glandulosum Forest Subalpine fir / labrador-tea Forest |
| Abies lasiocarpa / Linnaea borealis Forest Subalpine fir / twin flower Forest |
| Abies lasiocarpa / Luzula glabrata var. hitchcockii Forest Subalpine fir / smooth woodrush Forest |
| Abies lasiocarpa / Menziesia ferruginea Forest Subalpine fir / fool's huckleberry Forest |
| Abies lasiocarpa / Oplopanax horridus Forest Subalpine fir / devil's club Forest |
| Abies lasiocarpa / Streptopus amplexifolius Forest Subalpine fir / clasping twisted-stalk Forest |
| Abies lasiocarpa / Vaccinium cespitosum Forest Subalpine fir / dwarf huckleberry Forest |
| Abies lasiocarpa / Vaccinium membranaceum Rocky Mountain Forest Subalpine fir / big huckleberry Forest |
| Abies lasiocarpa / Vaccinium scoparium Forest Subalpine fir / grouse whortleberry Forest |
| Abies lasiocarpa / Xerophyllum tenax Forest Subalpine fir / beargrass Forest |
| Abies lasiocarpa Krummholz Shrubland Subalpine fir Krummholz Shrubland |
| Abies lasiocarpa Scree Woodland Subalpine fir Scree Slope |
| Acer glabrum Avalanche Chute Shrubland Rocky Mountain Maple Avalanche Chute Shrubland |
| Agrostis stolonifera Herbaceous Vegetation Redtop Meadow |
| Alnus incana / Carex spp. Shrubland Mountain alder / sedge spp. Shrubland |
| Alnus incana Shrubland Mountain alder Shrubland |
| Alnus spp. Avalanche Chute Shrubland Alder Avalanche Chute Shrubland |
| Alnus viridis ssp. sinuata Shrubland Sitka Alder Shrubland |
| Artemisia tridentata / Festuca campestris Shrub Herbaceous Vegetation Mountain big sagebrush / rough fescue Shrub Herbaceous Vegetation |
| Betula glandulosa / Carex utriculata Shrubland Bog birch / beaked sedge Shrubland |
| Betula occidentalis / Cornus sericea Shrubland Water birch / red-oiser dogwood Shrubland |
| Betula occidentalis Shrubland Water birch Shrubland |
| Betula papyrifera Forest Paper Birch Forest |
| Calamagrostis canadensis Western Herbaceous Vegetation Bluejoint reedgrass Wet Meadow |
| Carex aperta Herbaceous Vegetation Columbia sedge Wet Meadow |
| Carex aquatilis - Carex utriculata Herbaceous Vegetation Aquatic sedge - beaked sedge Herbaceous Vegetation |
| Carex aquatilis Herbaceous Vegetation Aquatic sedge Wet Meadow |
| Carex buxbaumii Herbaceous Vegetation Buxbaum's sedge Wet Meadow |
| Carex lanuginosa Herbaceous Vegetation Woolly sedge Herbaceous Vegetation |
| Carex lasiocarpa Herbaceous Vegetation Slender sedge Herbaceous Vegetation |
| Carex limosa Herbaceous Vegetation Mud sedge Herbaceous Vegetation |
| Carex nebrascensis Herbaceous Vegetation Nebraska sedge Wet Meadow |
| Carex nigricans Herbaceous Vegetation Black alpine sedge Herbaceous Vegetation |
| Carex praegracilis Herbaceous Vegetation Clustered Field Sedge Herbaceous Vegetation |
| Carex scirpoidea - Geum rossii Herbaceous Vegetation Spike sedge - Ross' avens Herbaceous Vegetation |
| Carex scirpoidea - Potentilla diversifolia Herbaceous Vegetation Single spike sedge - mountain meadow cinquefoil Herbaceous Vegetation |
| Carex scopulorum Herbaceous Vegetation Holm's Rocky Mountain sedge Herbaceous Vegetation |
| Carex simulata Herbaceous Vegetation Short-beaked sedge Herbaceous Vegetation |
| Carex utriculata Herbaceous Vegetation Beaked sedge Wet Meadow |
| Carex vesicaria Herbaceous Vegetation Inflated sedge Herbaceous Vegetation |
| Cassiope mertensiana / Carex paysonis Dwarf Shrubland Merten's mountain heather / Payson's sedge Dwarf-shrubland |
| Cornus sericea Shrubland Red-oiser dogwood Shrubland |
| Crataegus succulenta Shrubland Succulent Hawthorn Shrubland |
| Dasiphora fruticosa / Deschampsia cespitosa Shrubland Shrubby cinquefoil / tufted hairgrass Shrub Prairie |
| Dasiphora fruticosa / Festuca campestris Shrub Herbaceous Vegetation Shrubby cinquefoil / rough fescue Shrub Herbaceous Vegetation |
| Deschampsia cespitosa - Carex spp. Herbaceous Vegetation Tufted hairgrass / sedge spp. Meadow |
| Deschampsia cespitosa - Potentilla diversifolia Herbaceous Vegetation Tufted hairgrass - mountain meadow cinquefoil Herbaceous Vegetation |
| Deschampsia cespitosa Herbaceous Vegetation Tufted hairgrass Meadow |
| Dryas integrifolia - Carex spp. Dwarf Shrub Herbaceous Vegetation Entire-leaved avens - sedge spp. Dwarf-shrub Herbaceous Vegetation |
| Dryas octopetala - Polygonum viviparum Dwarf Shrub Herbaceous Vegetation White dryas - serpent-grass Dwarf-shrub Herbaceous Vegetation |
| Dulichium arundinaceum Seasonally Flooded Herbaceous Vegetation Threeway sedge Seasonally Flooded Herbaceous Vegetation |
| Eleocharis palustris Herbaceous Vegetation Common spikerush Wet Meadow |
| Festuca campestris - Pseudoroegneria spicata Herbaceous Vegetation Rough fescue - bluebunch wheatgrass Mixedgrass Prairie |
| Festuca idahoensis - Deschampsia cespitosa Herbaceous Vegetation Idaho fescue - tufted hairgrass Meadow |
| Geum rossii - Minuartia obtusiloba Herbaceous Vegetation Ross' avens - alpine stitchwort Herbaceous Vegetation |
| Glyceria borealis Herbaceous Vegetation Northern mannagrass Wet Meadow |
| Juncus balticus Herbaceous Vegetation Baltic rush wet Meadow |
| Larix lyallii Woodland Subalpine larch Woodland |
| Larix occidentalis Forest Western larch Forest |
| Phalaris arundinacea Western Herbaceous Vegetation Reed canary-grass Wet Meadow |
| Phyllodoce empetriformis / Antennaria lanata Dwarf Shrubland Pink mountain-heath / woolly pussytoes Dwarf-shrubland |
| Picea (engelmannii X glauca, engelmannii) / Lysichiton americanus Forest Engelmann spruce / skunk cabbage Forest |
| Picea (engelmannii X glauca, engelmannii) / Maianthemum stellatum Forest Engelmann spruce / False Solomon's-Seal Forest |
| Picea engelmannii / Vaccinium cespitosum Forest Engelmann spruce / dwarf huckleberry Forest |
| Picea engelmannii / Calamagrostis canadensis Forest Engelmann spruce / bluejoint reedgrass Forest |
| Picea engelmannii / Clintonia uniflora Forest Engelmann's spruce / queen's cup beadlily Forest |
| Picea engelmannii / Cornus sericea Woodland Engelmann spruce / red-osier dogwood Woodland |
| Picea engelmannii / Equisetum arvense Forest Engelmann spruce / field horsetail Forest |
| Picea engelmannii / Galium triflorum Forest Engelmanii spruce (X glauca) / sweet-scented bedstraw Forest |
| Picea engelmannii / Galium triflorum Forest Engelmann spruce / sweet-scented bedstraw Forest |
| Picea engelmannii / Linnaea borealis Forest Engelmann spruce / twin flower Forest |
| Pinus albicaulis / Vaccinium scoparium Forest Whitebark pine / grouse whortleberry Forest |
| Pinus contorta / Calamagrostis rubescens Forest Lodgepole pine / pinegrass Forest |
| Pinus contorta / Linnaea borealis Forest Lodgepole pine / twin flower Forest |
| Pinus contorta / Vaccinium cespitosum Forest Lodgepole pine / dwarf huckleberry Forest |
| Pinus contorta / Vaccinium membranaceum Rocky Mountain Forest Lodgepole pine / big huckleberry Rocky Mountain Forest |
| Pinus contorta / Vaccinium scoparium Forest Lodgepole pine / grouse whortleberry Forest |
| Pinus ponderosa / Cornus sericea Woodland Ponderosa pine / red-oiser dogwood Wetland Woodland |
| Pinus ponderosa Scree Woodland Ponderosa pine Scree Woodland |
| Poa palustris Herbaceous Vegetation Fowl bluegrass Mixedgrass Prairie |
| Poa pratensis Herbaceous Vegetation Kentucky bluegrass Semi-natural Seasonally Flooded Herbaceous Vegetation |
| Populus balsamifera ssp. trichocarpa / Betula papyrifera Forest Black cottonwood / paper birch Forest |
| Populus balsamifera ssp. trichocarpa / Cornus sericea Forest Black cottonwood / red-oiser dogwood Forest |
| Populus balsamifera ssp. trichocarpa / Symphoricarpos albus Forest Black cottonwood / common snowberry Forest |
| Populus tremuloides - Populus balsamifera ssp.trichocarpa / Osmorhiza occidentalis Forest Quaking aspen - black cottonwood / western sweet-cicely Forest |
| Populus tremuloides / Cornus sericea Forest Quaking aspen / red-oiser dogwood Forest |
| Populus tremuloides / Osmorhiza occidentalis Forest Quaking aspen / western sweet-cicely Forest |
| Populus tremuloides / Symphoricarpos albus Forest Quaking Aspen / common Snowberry Forest |
| Prunus virginiana Shrubland Chokecherry Shrubland |
| Pseudotsuga menziesii / Arctostaphylos uva-ursi Forest Douglas fir / kinikinnick Forest |
| Pseudotsuga menziesii / Calamagrostis rubescens Forest Douglas fir / pinegrass Forest |
| Pseudotsuga menziesii / Carex geyeri Forest Douglas fir / elk sedge Forest |
| Pseudotsuga menziesii / Festuca campestris Woodland Douglas fir / rough fescue Woodland |
| Pseudotsuga menziesii / Linnaea borealis Forest Douglas fir / twin flower Forest |
| Pseudotsuga menziesii / Physocarpus malvaceus Forest Douglas fir / ninebark Forest |
| Pseudotsuga menziesii / Spiraea betulifolia Forest Douglas fir / white spiraea Forest |
| Purshia tridentata / Festuca campestris Shrub Herbaceous Vegetation Bitterbrush / rough fescue Shrub Herbaceous Vegetation |
| Rosa woodsii Shrubland Wood's rose Shrubland |
| Salix arctica / Polygonum bistortoides Dwarf Shrubland Arctic willow / American bistort Dwarf-shrubland |
| Salix bebbiana Shrubland Bebb's Willow Shrubland |
| Salix boothii / Calamagrostis canadensis Shrubland Booth's willow / bluejoint reedgrass Shrubland |
| Salix candida / Carex utriculata Shrubland Hoary willow / beaked sedge Shrubland |
| Salix drummondiana / Calamagrostis canadensis Shrubland Drummond's willow / bluejoint reedgrass Shrubland |
| Salix drummondiana / Carex utriculata Shrubland Drummond's willow / beaked sedge Shrubland |
| Salix drummondiana Mesic Forbs Shrubland Drummond's willow / Mesic Forbs Shrubland |
| Salix drummondiana Shrubland Drummond willow Shrubland |
| Salix exigua Mesic Graminoids Shrubland Sandbar willow / Mesic Graminoid Shrubland |
| Salix exigua Temporarily Flooded Shrubland Sandbar willow Shrubland |
| Salix geyeriana / Carex utriculata Shrubland Geyer willow / beaked sedge Shrubland |
| Salix geyeriana Mesic Graminoids Shrubland Geyer's willow / Mesic Graminoid Shrubland |
| Salix glauca Shrubland Gray leaf willow Shrubland |
| Salix lutea / Calamagrostis canadensis Shrubland Yellow willow / bluejoint reedgrass Shrubland |
| Salix lutea / Carex utriculata Shrubland Yellow willow / beaked sedge Shrubland |
| Salix reticulata / Caltha leptosepala Dwarf Shrubland Snow willow / marsh-marigold Dwarf-shrubland |
| Scirpus acutus Herbaceous Vegetation Hardstem bulrush Marsh |
| Senecio triangularis Herbaceous Vegetation Arrowleaf Ragwort Herbaceous Vegetation |
| Spartina pectinata western Herbaceous Vegetation Prairie Cordgrass Western Herbaceous Vegetation |
| Thuja plicata / Aralia nudicaulis Forest Western red cedar / wild sarsaparilla Forest |
| Thuja plicata / Athyrium filix-femina Forest Western red cedar / lady fern Forest |
| Thuja plicata / Gymnocarpium dryopteris Forest Western red cedar / western oakfern Forest |
| Thuja plicata / Oplopanax horridus Forest Western red cedar - (western hemlock) / devil's club Forest |
| Tsuga heterophylla / Clintonia uniflora Forest Western hemlock / queen's cup beadlily Forest |
| Tsuga heterophylla / Gymnocarpium dryopteris Forest Western hemlock / western oakfern Forest |
| Typha latifolia Western Herbaceous Vegetation Broadleaf cattail Marsh |
