California Arboretum Foundation
Southern California Horticultural Institute.
Los Angeles County (Calif.). Department of Arboreta and Botanic Gardens.
Arcadia, Calif. :California Arboretum Foundation,1950-1976.
LIBRARY HAS COMPLETE HOLDINGS
Published by the California Arboretum Foundation; Spring 1953-Apr. 1963, with the Southern California Horticultural Institute, for the Los Angeles County Department of Arboreta and Botanic Gardens.
Continued May/June 1977- as a section of the regional edition of Garden (Bronx, N,Y.).
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