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Please read BHL's Acknowledgment of Harmful Content
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  1. Type: Article
    In: Biennial report
    Volume: 1971-73
    Date: 1961
    Page Range: 28-33
    Publication Info: Los Angeles, Calif, Dept. of Arboreta & Botanic Gardens, 1959/61-
    Subjects: Callistemon  Los Angeles State and County Arboretum -- Herbariu  Plants -- Effect of air pollution on -- California  San Gabriel River (Calif.)  Seed exchanges  Sewage sludge  Tobacco mosaic virus