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By: Los Angeles State and County Arboretum - Periodicals. - California Arboretum Foundation. - Los Angeles State and County Arboretum. - Los Angeles County (Calif.). Department of Arboreta and Botanic Gardens.Edition:Publication info: Arcadia, Calif, Los Angeles State and County Arboretum,Volume: 1950Series:Holding Institution: Missouri Botanical Garden, Peter H. Raven LibrarySubjects:BHL Collections: