The National Herb Garden at the U.S. National Arboretum
Series: Program aid -- 1261; Program aid (United States. Department of Agriculture) -- 1261.
Publisher: U.S. Dept. of Agriculture
Published: 1980
Place of publication: [Washington, D.C.]
Language: eng
Subjects: Herbs; Arboreta; Botanical gardens
Notes: June 1980.