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By:Type: ArticleIn: DelascanVolume: 1962Series:Issue:Date: 1962Page Range: 1Publication Info: [Arcadia, Calif, California Arboretum Foundation, Inc.], 1960-1969Subjects: Mathias, Mildred Esther, 1906- Plants, Flowering of -- Flowering time Stewart, William S. Trees - Flowering time World of Ornamentals (Television program)