• 1 Wisconsin Historical Society Library

• 2 Journals, Magazines, Newspapers

• 2 Plant introduction
• 2 Seeds
• 1 Catalogs and collections

• 2 United States. Department of Agriculture
• 1 Agricultural Research Center-West (U.S.). Northeastern Region
• 1 United States. Agricultural Research Service. Horticultural Crops Research Branch
• 1 United States. Agricultural Research Service. New Crops Research Branch
• 1 United States. Bureau of Plant Industry. Division of Plant Exploration and Introduction
• 1 United States. Science and Education Administration. Federal Research

• 2 English

• 2 United States

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