Introduction
You may notice that the state of Alaska is not represented in the table below, since statehood was approved by Congress on July 7, 1958. Alaska was officially proclaimed a state on January 3, 1959.
Also Hawaii is not included in the states list below, statehood was granted on August 21, 1959, 8 years after the publishing of American Woods.
Legend and Definitions
"Spp." is the abbreviation for "species." It means that the author is referring to all species in that given genus. Often it is also used when the author doesn't know the specific species but knows that it is in a certain genus; i.e., there are many plants in the genus Salvia, and they can all be lumped together in Salvia spp.1
(a) Officially designated by legislative action.
(b) Selected by popular vote of the people or unofficially recognized.
(c) Prominent tree growing within the State.
| State | Common Name | Botanical Name | Year Adopted |
|---|---|---|---|
| Alabama | (c) Slash Pine | Pinus caribaea | |
| Arizona | (c) Honey Mesquite | Prosopis fuliflora | |
| Arkansas | (a) Pine | Pinus spp. | 1939 |
| California | (a) Coast Redwood ("California Redwood") | Sequoia sempervirens | 4/3/37 |
| Colorado | (a) Colorado Blue Spruce | Picea pungens var. glauca | 1939 |
| Connecticut | (a) White Oak | Quercus alba | 1947 |
| Delaware | (a) American Holly ("Holly") | Ilex opaca | 1939 |
| District of Columbia | (c) American Sycamore and Black Cherry | Platanus occidentalis & Prunus serotina | |
| Florida | (b) Cabbage Palmetto ("Cabbage Palm") | Quercus virginiana | 1931 |
| Georgia | (a) Live Oak | Quercus virginiana | 1937 |
| Idaho | (a) Western White Pine | Pinus monticola | 2/13/35 |
| Illinois | (a) Oak ("Native Oak") | Quercus spp. | 1937 |
| Indiana | (a) Yellow Poplar ("Tulip Tree") | Liriodendron tulipifera | 1931 |
| Iowa | (c) Black Walnut | Juglans nigra | |
| Kansas | (a) Cottonwood | Populus spp. | 1937 |
| Kentucky | (b) Yellow Popular ("Tuliptree") | Liriodendron tulipifera | |
| Louisiana | (a) Southern Magnolia ("Evergreen") Englemann | Magnolia grandiflora | 2/8/38 |
| Maine | (b) Eastern White Pine ("Pine") | Pinus strobus | |
| Maryland | (a) White Oak | Quercus alba | 6/1/41 |
| Massachusetts | (a) American Elm | Ulmus americana | March, 1941 |
| Michigan | (b) Apple | Malus pumila | |
| Minnesota | (b) Eastern White Pine | Pinus strobus | |
| Mississippi | (a) Southern Magnolia ("Evergreen") | Magnolia grandiflora | 2/8/38 |
| Missouri | (a) Engelmann Hawthorn ("Red Haw") | Crataegus engelmanni | 1931 |
| Montana | (b) Ponderosa Pine | Pinus ponderosa | |
| Nebraska | (c) Eastern Cottonwood | Populus deltoides | |
| Nevada | (c) Single Leaf Pinyon Pine | Pinus monophylla | |
| New Hampshire | (c) White Birch | Betula lutea | |
| New Jersey | (c) Atlantic White Cedar | Chamaecyparis thyoides | |
| New Mexico | (c) Pinyon Pine | Pinus edulis | |
| New York | (b) Sugar Maple | Acer saccharophorum | |
| North Carolina | (b) Yellow Poplar ("Tulip Tree") | Piriodendron tulipifera | |
| North Dakota | (b) Green Ash | Fraxinum pennsylvanica var. lanceolata | |
| Ohio | (b) Ohio Buckeye ("Buckeye") | Aesculus glabra | |
| Oklahoma | (a) Eastern Redbud ("Redbud Tree") | Cercis canadensis | 3/30/37 |
| Oregon | (a) Douglas Fir | Pseudotsuga taxifolia | 3/7/39 |
| Pennsylvania | (a) Eastern Hemlock ("Hemlock") | Tsuga canadensis | 1931 |
| Rhode Island | (a) Maple | Acer spp. | April, 1984 |
| South Carolina | (a) Cabbage Palmetto ("Palmetto") | Sabal palmetto | 1939 |
| South Dakota | (b) Cottonwood | Populus spp. | |
| Tennessee | (b) Eastern Red Cedar | Juniperus virginiana | |
| Texas | (a) Pecan ("Pecan Tree") | Carya illinoensis (syn. Hicoria pecan) | 1919 & 3/25/27 |
| Utah | (a) Colorado Blue Spruce | Picea pungens var. glauca | 2/20/33 |
| Vermont | (b) Sugar Maple | Acer saccharophorum | |
| Virginia | (a) Flowering Dogwood | Cornus florida | 1918 |
| Washington | (a) Western Hemlock | Tsuga heterophylla | 1947 |
| West Virginia | (a) White Oak | Quercus alba | 1935 |
| Wisconsin | (b) Sugar Maple | Acer saccharophorum | |
| Wyoming | (c) Lodgepole Pine | Pinus contorta var. latifolia |