Bermuda Subtropical Conifer Forests.tr_bosc_conÃferes
Sierra Madre Oriental Pine-Oak Forests.tr_bosc_conÃferes
Central Appalachian Forest.te_bosc_caducifoli
Willamette Valley - Puget Trough - Georgia Basin: Temperate Broadleaf And Mixed Forests.te_bosc_cadu
Cumberlands And Southern Ridge And Valley.te_bosc_caducifoli
Great Lakes.te_bosc_caducifoli
High Allegheny Plateau.te_bosc_caducifoli
Interior Low Plateau.te_bosc_caducifoli
Lower New England / Northern Piedmont.te_bosc_caducifoli
Mississippi River Alluvial Plain.te_bosc_caducifoli
North Atlantic Coast.te_bosc_caducifoli
North Central Tillplain.te_bosc_caducifoli
Northern Appalachian / Acadian.te_bosc_caducifoli
Ouachita Mountains.te_bosc_caducifoli
Ozarks.te_bosc_caducifoli
Piedmont.te_bosc_caducifoli
Prairie-Forest Border.te_bosc_caducifoli
Southern Blue Ridge.te_bosc_caducifoli
St. Lawrence - Champlain Valley.te_bosc_caducifoli
Superior Mixed Forest.te_bosc_caducifoli
Upper East Gulf Coastal Plain.te_bosc_caducifoli
Western Allegheny Plateau.te_bosc_caducifoli
Chesapeake Bay Lowlands.te_bosc_caducifoli
Arizona-New Mexico Mountains.te_bosc_conÃferes
Black Hills.te_bosc_conÃferes
California North Coast.te_bosc_conÃferes
Canadian Rocky Mountains.te_bosc_conÃferes
East Cascades - Modoc Plateau.te_bosc_conÃferes
East Gulf Coastal Plain.te_bosc_conÃferes
Florida Peninsula.te_bosc_conÃferes
Gulf Of Alaska Mountains And Fjordlands.te_bosc_conÃferes
Klamath Mountains.te_bosc_conÃferes
Mid-Atlantic Coastal Plain.te_bosc_conÃferes
Sierra Nevada.te_bosc_conÃferes
Montane Cordillera.te_bosc_conÃferes
North Cascades.te_bosc_conÃferes
Pacific Northwest Coast.te_bosc_conÃferes
Willamette Valley - Puget Trough - Georgia Basin: Temperate Conifer Forests.te_bosc_conÃferes
South Atlantic Coastal Plain.te_bosc_conÃferes
Southern Rocky Mountains.te_bosc_conÃferes
Upper West Gulf Coastal Plain.te_bosc_conÃferes
Utah-Wyoming Rocky Mountains.te_bosc_conÃferes
West Gulf Coastal Plain.te_bosc_conÃferes
Middle Rockies - Blue Mountains.te_bosc_conÃferes
Okanagan.te_bosc_conÃferes
West Cascades.te_bosc_conÃferes
Alaska Peninsula.tundra
Boreal Cordillera.taiga
Boreal Plains.taiga
Eastern Taiga Shield.taiga
Hudson Plains.taiga
Interior Alaska Taiga.taiga
Taiga Plains.taiga
Western Taiga Shield.taiga
Yukon Plateau And Flats.taiga
Cook Inlet Basin.taiga
Alaska Range.taiga
Gulf Coast Prairies And Marshes.tr_praderies
Aspen Parkland.te_praderies
Central Mixed-Grass Prairie.te_praderies
Central Shortgrass Prairie.te_praderies
Central Tallgrass Prairie.te_praderies
Crosstimbers And Southern Tallgrass Prairie.te_praderies
Dakota Mixed-Grass Prairie.te_praderies
Edwards Plateau.te_praderies
Fescue-Mixed Grass Prairie.te_praderies
Northern Great Plains Steppe.te_praderies
Northern Tallgrass Prairie.te_praderies
Osage Plains/Flint Hills Prairie.te_praderies
Southern Shortgrass Prairie.te_praderies
Alaska-Yukon Arctic.tundra
Bering Sea And Aleutian Islands.tundra
Beringian Tundra.tundra
Bristol Bay Basin.tundra
Taiga Cordillera.tundra
California Central Coast.bosc_mediterrÃ
California South Coast.bosc_mediterrÃ
Great Central Valley.bosc_mediterrÃ
Apache Highlands.desert
Baja California Desert.desert
Central Mexican Matorral.desert
Chihuahuan Desert.desert
Colorado Plateau.desert
Columbia Plateau.desert
Great Basin.desert
Mojave Desert.desert
Gulf Of California Xeric Scrub.desert
Meseta Central Matorral.desert
Sonoran Desert.desert
Tamaulipan Thorn Scrub.desert
Wyoming Basins.desert
Utah High Plateaus.te_bosc_conÃferes
Sierra Madre Occidental Pine-Oak Forests.tr_bosc_coníferes
S.E. Alaska - B.C. Coastal Forest And Mountains.te_bosc_coníferes
Boreal Shield.taiga
Southern Arctic.tundra
Rock And Ice: Nearctic.roca_i_gel
Arctic Cordillera.tundra
Kalaallit Nunaat High Arctic Tundra.tundra
Northern Arctic.tundra
Kalaallit Nunaat Low Arctic Tundra. Tundra