Northeast
Connecticut: The Charter Oak, white oak (Quercus albus) Delaware: American holly (Ilex opaca) Maine: White pine (Pinus strobus, linnaeus) Maryland: White oak (Quercus alba) Massachusetts: American elm (Ulmus americana) New Hampshire: Paper birch (Betula papyrifera) New Jersey: Red oak (Quercus borealis maxima) New York: Sugar maple (Acer saccharum) Pennsylvania: Eastern hemlock (Tsunga canadensis) Rhode Island: Red maple (Acer rubrum) Vermont: Sugar maple (Acer saccharum) Washington, D.C.: Scarlet oak (Quercus coccinea)
Southeast
Alabama: Southern longleaf pine (Pinus palustris) Arkansas: Pine tree (Pinus) Georgia: Southern live oak (Quercus virginiana) Florida: Sabal palm (Sabal palmetto) Kentucky: Tulip poplar (Lirodendroan tulipifera) Louisiana: Bald cypress (Taxodium distichum) North Carolina: Pine tree (Pinus) Tennessee: Tulip poplar (Lirodendroan tulipifera) South Carolina: Other palm (Other palmetto) Virginia: American dogwood (Cornus florida) West Virginia: Sugar maple (Acer saccharum)
Midwest
Illinois: White oak (Quercus alba) Indiana: Tulip tree (Liriodendron tulipifera) Iowa: Oak tree (Quercus) Kansas: Cottonwood (Populus deltoides) Michigan: White pine (Pinus strobus) Missouri: Flowering dogwood (Cornus florida) Minnesota: Red pine (Pinus resinosa) Nebraska: Cottonwood (Populus deltoides) North Dakota: American elm (American Ulmus) Ohio: Buckeye (Aesculus globra) South Dakota: Black hills spruce (Picea glauca densata) Wisconsin: Sugar maple (Acer saccharum)
Mountain West
Colorado: Colorado blue spruce (Picea pungens) Idaho: White pine (Pinus monticolae) Montana: Ponderosa pine (Pinus ponderosa) Nevada: Single-leaf piñon (Pinus monophylla); Bristlecone pine (Pinus longaeva) Utah: Quaking aspen (Populus tremuloides) Wyoming: Plains cottonwood (Populus sargentii)
Pacific Northwest
California: California redwood (Sequoia sempervirens) (Sequoia gigantea) Oregon: Douglas fir (Pseudotsuga menziesii) Washington: Western hemlock (Tsuga heterophylla)
Southwest
Arizona: Palo verde (Parkinsonia microphylla) Oklahoma: Redbud tree (Cercis canadensis) New Mexico: Nut pine (Pinus edulis) Texas: Pecan tree (Carya illinoensis)
Noncontiguous
Alaska: Sitka spruce (Picea sitchenensis) Hawaii: Kukui tree (Aleurites moluccana)
