Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1954)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1957)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1960)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1963)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1963)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1963)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1963)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1963)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1969)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1969)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 2014)

Bibliography of cultivated trees and shrubs hardy in the cooler temperate regions of the Northern Hemisphere - Rehder, Alfred, 1863 -1949 (Arnold Arboretum of Harvard Univ, 1949)

Down to earth : wisdom, wit, and great advice from a Connecticut gardener - Duncan, Rea Lubar. (Connecticut Magazine, 1995)

Garden notes : Northwest Horticultural Society - Northwest Horticultural Society. (Northwest Horticultural Society, 2010)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1974)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1985)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1995)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1997)

Jaarverslag Plantentuin Meise = Rapport annuel Jardin botanique de Meise = Annual report Meise Botanic Garden - Jardin Botanique De Meise (APM, 2021)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1945)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1964)

Journal of the Arnold Arboretum - Arnold Arboretum. (Arnold Arboretum, Harvard University [etc.], 1964)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1988)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1957)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1956)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1977)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1982)

Transactions of the Worcester County Horticultural Society - Worcester County Horticultural Society. (Worcester County Horticultural Society, 1988)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1963)

Wholesale price list : fall 1955 - spring 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westminster Nurseries, 1955)

Wholesale price list : fall 1956 - spring 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westminster Nurseries, 1956)