Plant and seed sources
By: [text, Bob Hyland, Bonnie S. Day ; illustrations, Catherine Baer, Gerry Simboli].
Contributors: Day, Bonnie S.; Longwood Gardens (Kennett Square, Pa.)
Edition: 4th ed.
Publisher: Longwood Gardens
Published: 1987
Place of publication: Kennett Square, Pa. (P.O. Box 501, Kennett Square 19348-0501)
Language: eng
Number of pages: 124
Subjects: Longwood Gardens (Kennett Square, Pa.) -- Catalogs.; Plants, Cultivated -- Catalogs and collections -- Pennsylvania -- Longwood Gardens.; Nurseries (Horticulture) -- United States -- Directories.; Seed industry and trade -- United States -- Directories.