Trees and plants from Vermont for 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1930)

Trees and shrubs, hardy in the British isles - Bean, W. J. (William Jackson), 1863 -1947 (J. Murray, 1914)

Trees and shrubs hardy in the British Isles - Bean, W. J. (William Jackson), 1863 -1947 (J. Murray, 1916)

Trees and shrubs of Mexico - Standley, Paul Carpenter, 1884 -1963 (Govt. Print. Off, 1920)

Trees and shrubs of New Mexico - Wooton, E. O. (Elmer Ottis), 1865 -1945 (New Mexico College of Agriculture and Mechanical Arts, 1913)

Trees and shrubs of the British Isles; native and acclimatised - Westell, W. Percival (William Percival), 1874 -1943 (Dent, 1909)

Trees and shrubs of the Dominion Arboretum - Buckley, A. R. (Arthur R.) (Agriculture Canada, 1980)

Trees : evergreens, shrubs, fruits, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens Co., Inc., Nurseries, 1915)

Trees : evergreens, shrubs, fruits, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens Co., Inc., Nurseries, 1916)

Trees, flowers, fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1918)

Trees for Long Island - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Hicks & Son, 1908)

Trees for Long Island - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Hicks & Son, 1910)

Trees for Long Island - Hicks, Isaac, & son, N.Y. (s.n.], 1908)

Trees for Long Island : descriptive catalogue of Hicks Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Hicks & Son, 1912)

Trees for ornamental planting - Canada. Department of Agriculture. (Canada Dept. of Agriculture, 1978)

Trees for polluted air - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, 1973)

Trees for urban landscapes - Boston (Mass.). Parks; Recreation Department.

Trees, fruits, and flowers of Minnesota - Minnesota State Horticultural Society. (Minnesota State Horticultural Society, 1900)

Trees, fruits, and flowers of Minnesota - Minnesota State Horticultural Society. (Minnesota State Horticultural Society, 1901)

Trees, fruits, and flowers of Minnesota - Minnesota State Horticultural Society. (Minnesota State Horticultural Society, 1902)

Trees, fruits, and flowers of Minnesota - Minnesota State Horticultural Society. (Minnesota State Horticultural Society, 1904)

Trees; a handbook of forest-botany for the woodlands and the laboratory - Groom, Percy, 1865 -1931 (At the University press, 1904)

Trees in winter : their study, planting, care and identification - Blakeslee, Albert Francis, 1874 -1954 (Macmillan, 1926)

Trees in winter; their study, planting, care and identification - Blakeslee, Albert Francis, 1874 -1954 (Macmillan, 1913)

The trees of California - Jepson, Willis Linn, 1867 -1946 (Cunningham, Curtis & Welch, 1909)

The trees of Great Britain & Ireland - Elwes, Henry John, 1846 -1922 (Priv. Print, 1908)

The trees of Great Britain & Ireland - Elwes, Henry John, 1846 -1922 (Priv. Print, 1909)

The trees of Great Britain & Ireland - Elwes, Henry John, 1846 -1922 (Priv. Print, 1913)

The trees of Great Britain & Ireland - Elwes, Henry John, 1846 -1922 (Priv. print, 1906)

Trees of the Eddy Arboretum Institute of Forest Genetics, Placerville, California - Righter, Francis I. 1897 - (U.S. Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station, 1960)

Trees of the northern United States: their study, description and determination, for the use of schools and private students - Apgar, A. C. (Austin Craig), 1838 -1908 (American book company, 1892)

Trees of the northern United States: their study, description and determination, for the use of schools and private students - Apgar, A. C. (Austin Craig), 1838 -1908 (American Book Co, 1892)

Trees, plants, planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Breck-Robinson Nursery Co, 1913)

Trees, plants, planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Breck-Robinson Nursery Co, 1914)

Trees, plants, planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Breck-Robinson Nursery Co, 1917)

Trees, plants, planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Breck-Robinson Nursery Co, 1915)

Trees, shrubs and all hardy plants for fall 1914 planting, and reservation for spring 1915 : wholesale special price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Kelsey Nursery Company, 1914)

Trees, shrubs and hardy plants : 1930 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bay State Nurseries, 1930)

Trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elizabeth Nursery Co, 1916)

Trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elizabeth Nursery Co, 1917)

Trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elizabeth Nursery Co, 1912)

Trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elizabeth Nursery Co, 1915)

Trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elizabeth Nursery Co, 1920)

Trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elizabeth Nursery Co, 1919)

Trees, shrubs and plants [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elizabeth Nursery Company, 1918)

Trees, shrubs and vines of the northeastern United States; their characteristic landscape features fully described for identification by the non-botanical reader; together with an account of the principal foreign hardy trees, shrubs and vines cultivated in our country, and found in Central park, New York city - Parkhurst, H. E. (Howard Elmore), 1848 -1916 (C. Scribner's sons, 1903)

Trees, shrubs, hardy plants. wholesale special prices. Fall 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.W. Kelsey Nursery Co, 1912)

Trees, shrubs, plants, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rakestraw-Pyle Co, 1916)

Trees, shrubs, plants, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rakestraw-Pyle Co, 1918)

Trees shrubs plants wildflowers ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Aiken Nurseries, 1936)

Trees, shrubs, roses and hardy plants : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southworth Brothers, 1914)

Trees, shrubs, vines, evergreens, perennials, roses, garden supplies : catalogue no. 148, 1944–1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Siebenthaler Company, 1945)

Trees, shrubs, vines, evergreens, perennials, roses, garden supplies : catalogue no. 148, 1944–1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Siebenthaler Company, 1944)

Trees, shrubs, vines, evergreens, perennials, roses, garden supplies : catalog no. 158, 1949-1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Siebenthaler Company, 1949)

Trees, shrubs, vines, fruits and herbaceous plants for northern planting. 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mt. Desert Nurseries, 1915)

Trees, shrubs, vines, fruits and herbaceous plants for northern planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Desert Nurseries, 1916)

Trees, shrubs, vines, fruits and herbaceous plants for northern planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Desert Nurseries, 1919)

Trees, shrubs, vines, hardy herbaceous perennials, bedding plants, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Desert Nurseries, 1933)

Trees, shrubs, vines, herbaceous perennials, bedding plants, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Desert Nurseries, 1931)

Trees : the yearbook of agriculture 1949 - United States. Department of Agriculture. (U.S. Dept. of Agriculture, 1949)

Trees : the yearbook of agriculture, 1949 - United States. Department of Agriculture. (United States Government Printing Office, 1949)

Trees worth knowing - Rogers, Julia Ellen, 1866 -1958 (Doubleday, Page & company, 1917)

Trees worth knowing - Rogers, Julia Ellen, 1866 -1958 (Doubleday, Page, 1922)

Troy's, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Troy's Nurseries, Inc, 1938)

True Viburnum carlesi seed (Korean spice viburnum) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1929)

Tulane studies in zoology - Tulane University. (Tulane University, 1965)

Turner Bros. Nursery, West Long Branch, New Jersey : 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Turner's Sons, 1941)

Turner Bros. Nursery, West Long Branch, New Jersey, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Turner's Sons, 1942)

Twenty-first annual edition of the Sutherland garden handbook - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sutherland Landscape and Nursery Company, 1931)

Twenty-third annual edition of the Sutherland garden handbook - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sutherland Landscape and Nursery Company, 1933)

United States National Arboretum contribution - National Arboretum (U.S.) (The Service, 1994)

University of California publications in botany - University of California, Berkeley. (University of California Press, 1902)

University of California publications in botany - University of California, Berkeley. (University of California Press, 1919)

University of California publications in botany - University of California, Berkeley. (University of California Press, 1921)

University of California publications in zoology - University of California, Berkeley. (University Press, 1908)

The University of Colorado studies. General series A - University of Colorado, Boulder. (University of Colorado, 1906)

The University of Colorado studies. General series A - University of Colorado, Boulder. (University of Colorado, 1908)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1954)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1953)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1954)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1968)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1983)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1959)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1966)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1973)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1975)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1976)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1979)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1983)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1985)

University studies of the University of Nebraska - University of Nebraska (Lincoln campus) (1916)

Unsere Freiland-Nadelhölzer; Anzucht, Pflege und Verwendung aller bekannten in Mitteleuropa im Freien kulturfähigen Nadelholzer - Silva Tarouca, Ernst, Graf, 1860 -1936 (F. Tempsky, 1913)

Unsere Freiland-Nadelhölzer; Anzucht, Pflege und Verwendung aller bekannten in Mitteleuropa im freien Kulturfähigen Nadelhölzer mit Einschluss von Ginkgo und Ephedra - Appel, Otto, 1867 -1952 (Hölder-Pichler-Tempsky, 1923)

Upper Bear Creek watershed analysis : version 1.1 - United States. Bureau of Land Management. (U.S. Dept. of the Interior, Bureau of Land Management, Medford District, Ashland Resource Area, 2000)

Upton Gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upton Gardens, 1931)

Upton Gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upton Gardens, 1934)

The use of multivariate statistics in studies of wildlife habitat - U.S. Fish; Wildlife Service (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1981)

User's guide to the western spruce budworm modeling system - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1990)

Utah's forest resources, 1978 - Van Hooser, Dwane D. (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1983)

Variation in phenology and monoterpene patterns of defoliated and nondefoliated Douglas-fir (Pseudotsuga menziesii var. glauca) - Wickman, Boyd E. (1993)

Die Vegetation der Erde :Sammlung pflanzengeographischer Monographien - Engler, Adolf, 1844 -1930 (W. Engelmann, 1896)