Plant explorations : ornamentals in the Netherlands, West Germany, and Belgium - Meyer, Frederick G. 1917 -2006 (Agricultural Research Service, U.S. Dept. of Agriculture, 1963)

Plant hardiness zone map - United States. Agricultural Research Service. (Govt. Print. Off, 1960)

Plant hardiness zone map - American Horticultural Society. (Agricultural Research Service, 1965)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1942)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1951)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1958)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1966)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1968)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1970)

Plant list, 1944-45 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.N. Roberson Co, 1944)

Plant list, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.N. Roberson Co, 1946)

Plant materials : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.V. Lawrence Inc, 1924)

Plant responses to salinity : a supplement to an indexed bibliography - Francois, L. E. (National Technical Information Service], 1985)

Planter's guide for 1939 : new low prices for superior strains true-to-name fruit trees small fruits strawberries and hi-quality ornamentals for farm, suburban and city planting - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1939)

Planters price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1916)

Planters price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1915)

Planting guide Catalog no. 33 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, 1956)

The planting guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Malmo & Co, 1931)

Planting guide Catalog no. 32 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, 1954)

Planting guide, 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1949)

Planting guide for 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1944)

Planting guide for 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1945)

Planting guide for 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1946)

Planting guide for fall 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1947)

Planting guide for spring 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, Inc, 1947)

Planting home grounds; the beautifying of home grounds by the planting of trees, shrubs, plants and flowers suitable for southern and central Kansas and vicinity - MacDonald, Alfred. (Board of park commissioners, 1924)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1945)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1952)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1956)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1960)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1964)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1967)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1969)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1970)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1973)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1974)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1976)

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

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1981)

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

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1984)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1989)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1990)

Plants & gardens - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1991)

Plants for Idaho gardens, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Petrie Landscape Nurseries, 1934)

Plants of possible insecticidal value : a review of the literature up to 1941 - United States. Office of Experiment Stations. (U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1945)

Plants tested for or reported to possess insecticidal properties - McIndoo, N. E. (Norman Eugene), 1881 -1956 (U.S. Dept. of Agriculture, 1924)

A plea for hardy plants, with suggestions for effective arrangement - Elliott, J. Wilkinson. (Doubleday, Page & Company, 1902)

Pomona Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.E. Steele, 1912)

Port Stockton Nursery, Stockton, California - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Port Stockton Nursery, 1940)

Pozsonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei - Verein für natur- und heilkunde, Pressburg (1905)

Practical plant physiology : an introduction to original research for students and teachers of natural science, medicine, agriculture and forestry - Detmer, W. (Wilhelm), 1850 -1930 (Swan Sonnenschein, 1898)

Practical plant physiology : an introduction to original research for students and teachers of natural science, medicine, agriculture and forestry - Detmer, W. (Wilhelm), 1850 -1930 (S. Sonnenschein, 1898)

The practice of forestry - Michie, Christopher Young. (W. Blackwood and sons, 1888)

The preferred plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Petrie Landscape Nurseries, 1926)

A preliminary list of the parasitic fungi of Idaho - United States. Division of Mycology; Disease Survey. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1936)

Price 1951 list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John M. Eisler Nurseries, 1951)

Price 1952 list : evergreens, shade trees, flowering shrubs, hedges, fruit trees, roses, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eisler Nurseries, 1952)

Price list - California Nursery Co. (The Nursery, 1917)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1913)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1919)

Price list - Elm City Nursery Co. (Elm City Nursery Co, 1920)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Millane Nurseries and Tree Experts, Inc, 1940)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swan River Nursery, 1942)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wood-Howell Nurseries, 1934)

Price list Fall 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1920)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wood-Howell Nurseries, Inc, 1940)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Yule Tree Farm, 1951)

Price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (MacRorie-McLaren Company, 1924)

Price list 1907 for gardeners and owners of estates only : trees, shrubs, roses, vines herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Windsor H. Wyman, 1907)

Price list 1908-1909 : fruit and ornamental trees evergreens, palms, shrubs, roses etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1908)

Price list : 1915-1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1915)

Price list : 1916-1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1916)

Price list : 1917-1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1917)

Price list : 1917-1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens Nurseries (Incorporated), 1917)

Price list : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Outpost Nurseries, 1928)

Price list, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baker Bros. Nursery, 1929)

Price list, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Outpost Nurseries, 1929)

Price list : 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Evergreen Nurseries of Berlin, Penna, 1929)

Price list, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Outpost Nurseries, 1930)

Price list : 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Evergreen Nurseries of Berlin, Penna, 1930)

Price list, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Outpost Nurseries, 1931)

Price list : 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Evergreen Nurseries of Berlin, Penn'a, 1932)

Price list, 1932-1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Post's Nursery, 1932)

Price list, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1933)

Price list, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Outpost Nurseries, 1933)

Price list , 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1934)

Price list, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1934)

Price list, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Outpost Nurseries, 1938)

Price list : 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swan River Nursery, 1940)

Price list, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Outpost Nurseries, 1940)

Price list, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hill Top Orchards and Nurseries, 1941)

Price list, 1943–1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wood-Howell Nurseries, Inc, 1943)

Price list, 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John M. Eisler Nurseries, 1948)

Price list, 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John M. Eisler Nurseries, 1950)

Price list 1953 : evergreens, shade trees, flowering shrubs, hedges, fruit trees, roses, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eisler Nurseries, 1953)

Price list, autumn 1938 spring 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1938)

Price list. choice trees, evergreens, shrubs, vines, roses, etc 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elm City Nursery Co, 1919)

Price list : complete landscape department : nursery stock of distinction - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westminster Nurseries, 1945)

Price list : Fall, 1920-Spring, 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hiti Nurseries, 1920)

Price list fall 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1922)

Price list fall 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1923)

Price list, fall 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1926)

Price list, fall 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1927)

Price list : fall, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westcott Nursery Company, 1929)

Price list : fall 1929-spring 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bloodgood Nurseries, 1929)

Price list, Fall 1929 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1929)

Price list : fall 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1931)

Price list, fall 1931 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1931)

Price list, fall 1932-spring 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1932)

Price list, fall 1932 - spring 1933 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1932)

Price list, fall 1933-spring 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1933)

Price list, fall 1933 - spring 1934 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1933)

Price list, fall 1934-spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1934)

Price list, fall 1934 - spring 1935 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1934)

Price list, fall 1935-spring 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Eastern Shore Nurseries, Inc, 1935)

Price list, fall 1935 spring 1936 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1935)

Price list, fall 1936 spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mecklenburg Nurseries, Inc, 1936)

Price list, fall 1936 spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1936)

Price list, fall 1936 spring 1937 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1936)

Price list : fall 1937 – spring 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones Ornamental Nursery, 1937)

Price list, fall 1937, spring 1938 : trees, shrubs, evergreens, vines, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1937)

Price list : fall, 1938 spring, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chandler Landscape & Floral Co, 1938)

Price list, fall 1938, spring 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1938)

Price list, fall 1939, spring 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1939)

Price list : fall, 1940-spring, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1940)

Price list, fall 1941 spring 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hill Top Orchards and Nurseries, 1941)

Price list : fall, 1941-spring, 1942 : trees, shrubs, evergreens, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1941)

Price list, fall 1942–spring 1943 : trees, shrubs, evergreens, herbaceous perennials, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1942)

Price list : fall 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.M. Hobbs & Sons, 1928)

Price list, fall 1943–spring 1944 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1943)

Price list, fall 1944–spring 1945 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1944)

Price list, fall 1945–spring 1946 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1945)

Price list, fall 1946–spring 1947 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1946)

Price list, fall 1947–spring 1948 : trees, shrubs, evergreens, roses, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1947)

Price list, fall 1948–spring 1949 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1948)

Price list, fall 1949–spring 1950 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1949)

Price list, fall 1950–spring 1951 : roses, evergreens, trees, shrubs, herbaceous perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1950)

Price list, fall 1951, spring 1952 : roses, evergreens, Herbaceous perennials, shrubs, trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Kohankie & Son, 1951)