Biodiversity Heritage Library
By "Agricultural Research Center-West (U.S.). Northeastern Region. "
Plant inventory; plant material introduced.
By: Agricultural Research Center (Beltsville, Md.) - Agricultural Research Center-West (U.S.). - United States.
Publication info: Washington, D.C.,United States Department of Agriculture.
Contributed by: Smithsonian Libraries
Plant inventory /
By: Agricultural Research Center-West (U.S.). - United States.
Publication info: Beltsville, Md. :Northeastern Region, Agricultural Research Center-West,1938-
Contributed by: Missouri Botanical Garden, Peter H. Raven Library