List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1971)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1973)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1963)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1950)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1951)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1956)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1959)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1968)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1953)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1961)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1958)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1948)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1964)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1957)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1955)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1960)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1970)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1962)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1978)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1965)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1952)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1949)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1966)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1967)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1954)

List of plants to be distributed from Chico, season 1912-1913 - United States. Office of Foreign Seed; Plant Introduction. (Office of Foreign Seed and Plant Introduction, Dept. of Agriculture], 1922)

List of plants, trees, evergreens, shrubs, hardy roses, perennials, bedding plants, in stock in our own nursery : spring 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.E. Palmer, Inc, 1924)

List of plants, trees, evergreens, shrubs, hardy roses, perennials, bedding plants, in stock in our own nursery : spring 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.E. Palmer, Inc, 1925)

List of Pteridophyta and Spermatophyta growing without cultivation in northeastern North America - American Association for the Advancement of Science. (1893)

List of Pteridophyta and Spermatophyta growing without cultivation in northeastern North America - American Association for the Advancement of Science. Botanical Club. (1894)

List of quality nursery stock, srping 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Brouwer's Nurseries, 1937)

List of selected specimens from Towson Nurseries, Inc. : spring 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Towson Nurseries, 1932)

List of surplus, lining out stock : spring 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cole Nursery Co, 1936)

A list of the aphids of Oregon (Homoptera: Aphididae) - Leonard, Mortimer Demarest, 1890 - (Agricultural Research Service, 1974)

Lists of plant types for landscape planting; the materials of planting for ornament listed according to their various uses - Hamblin, Stephen F. (Stephen Francis), 1884 - (Harvard University Press, 1923)

Little-Tree Farms. Catalogue and year book 46 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Little-Tree Farms, 1936)

Little-Tree Farms catalogue & year book. 41 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Little-Tree Farms, 1931)

Little-Tree Farms, Framingham Centre, Massachusetts - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Little-Tree Farms, 1941)

Littlefield-Wyman Nurseries : 1921 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1921)

Littlefield-Wyman Nurseries : 1923 [catalog] : trees are friends - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1923)

Littlefield-Wyman Nurseries [catalog] : 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1922)

Littleford Landscape Nurseries : price list no. 78 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littleford Landscape Nurseries, 1928)

The living flora of West Virginia - Millspaugh, Charles Frederick, 1854 -1923 (Wheeling News Litho. Co, 1913)

London Naturalist - London Natural History Society. (London Natural History Society, 1984)

London Naturalist - London Natural History Society. (London Natural History Society, 1987)

London Naturalist - London Natural History Society. (London Natural History Society, 1989)

London Naturalist - London Natural History Society. (London Natural History Society, 1998)

London Naturalist - London Natural History Society. (London Natural History Society, 2000)

London Naturalist - London Natural History Society. (London Natural History Society, 2001)

London Naturalist - London Natural History Society. (London Natural History Society, 2002)

London Naturalist - London Natural History Society. (London Natural History Society, 2003)