A total of 99 species of trees have been documented from the George Washington Memorial Parkway (GWMP). These include 14 species of non-native trees. Shrubs are represented by 92 species, 25 of which are non-native species. The most common genus of tree or shrub is Quercus (oaks) which are represented by 15 species. Five of the trees or shrubs known from GWMP are listed by the States of Virginia or Maryland as rare, threatened or endangered.
George Washington Memorial Parkway Headquarters
700 George Washington Memorial Parkway
McLean, VA 22101
Ranger-led programs for schools and other groups: Theodore Roosevelt Island and North 703-285-2965 USMC War Memorial and South 703-235-1530