U.S. National Arboretum visitor guide.
Contributors: United States. Agricultural Research Service.
Edition: Rev. Oct. 2001.
Series: Program aid -- 309.; Program aid (United States. Dept. of Agriculture) -- no. 309.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 2001
Place of publication: [Washington, D.C.?]
Language: eng
Subjects: National Arboretum (U.S.); Landscape plants -- Washington (D.C.)
Other titles: US National Arboretum visitor guide.; Visitor guide.
Notes: Shipping list no.: 2002-0064-P.