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

Trees, ornamental plants, golf and lawn grasses, flower and garden seeds, landscaping : fall 1929-spring 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.A. Hyde Co, 1929)

Trees, plants, flower and garden seed, golf and lawn grasses, landscaping : fall 1930-spring 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.A. Hyde Co, 1930)

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, 1913)

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

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

Trees, plants, planting : 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Breck-Robinson Nursery Co, 1922)

Trees, shrubs and hardy perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.R. Pierson, 1932)

Trees, shrubs and hardy perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.R. Pierson, 1931)

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, 1917)

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, 1914)

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, 1932)

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, perennials, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nordstrom Nursery Co, 1935)

Trees, shrubs, plants, wild flowers, ferns : spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Aiken Nurseries, 1937)

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

Trees, shrubs, vines, evergreens, perennials, roses, garden supplies : catalogue no. 154, 1947–1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Siebenthaler Company, 1947)

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, 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, 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 shrubs vines plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.J. Bonnell Nurseries, 1926)

Trees shrubs vines plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.J. Bonnell Nurseries, 1922)

Trees, shrubs, vines, roses, perennials, rock garden and Alpine plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edgell Road Gardens, 1930)

Trivett's price list for 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds, Inc, 1933)

Trivett's seed catalogue [and] illustrated garden guide : tested and guaranteed seeds and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds Incorporated, 1932)

Trivett's seed catalogue [and] illustrated garden guide : tested and guaranteed seeds and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds Incorporated, 1930)

Trivett's seed catalogue [and] illustrated garden guide : tested and guaranteed seeds and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds Incorporated, 1931)

Trivett's seed catalogue, illustrated garden guide, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds Incorporated, 1937)

Trivett's seed catalogue, illustrated garden guide, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds Inc, 1938)

Trivett's seed catalogue, illustrated garden guide, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds Inc, 1939)

Trivett's seed catalogue, illustrated garden guide, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds Inc, 1940)

Trivett's seed catalogue : illustrated garden guide, tested and guaranteed seeds and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds Incorporated, 1935)

Trivett's seed catalogue : illustrated garden guide, tested and guaranteed seeds and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds Incorporated, 1936)

Trivett's seed catalogue : illustrated garden guide, tested and guaranteed seeds and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds Incorporated, 1934)

Trivett's supplementary list (in addition to our 1931 general catalogue) : 1931 novelties and rare items not listed in our general seed catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Trivett's Tested Seeds Inc, 1931)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1898)

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

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1883)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1884)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1895)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1900)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1903)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1904)

Trustworthy garden, field, flower seeds adapted to New England soil, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pine Tree State Seed Co, 1936)

Trustworthy garden, field, flower seeds adapted to New England soil, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pine Tree State Seed Co, 1935)

Tryonia - Academy of Natural Sciences of Philadelphia. Department of Malacology. (Dept. of Malacology, Academy of Natural Sciences of Philadelphia, 1990)

Plants for the American rock garden from New England's coldest nursery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mitchell Nurseries, 1935)

Tulips for color harmony : bulbs for 1935 advance offering - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Co, 1935)

Turner Bros. Nursery, West Long Branch, New Jersey - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Turner's Sons, 1940)

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)

Tuttle Bros. Nurseries, 1942 : growers of the best in nursery stock since 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1942)

Tuttle Bros. Nurseries, 1943 : growers of the best in nursery stock since 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1943)

Tuttle Bros. Nurseries, 1944 : growers of the best in nursery stock since 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1944)

Tuttle Bros. Nurseries, 1948 : growers of the best in nursery stock since 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1948)

Tuttle Bros. Nurseries, Pasadena, California - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1939)

Tuttle Bros. Nurseries, Pasadena, California - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1938)

Tuttle Bros. Nurseries, Pasadena, California : 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1941)

Twenty-eighth annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gill Brothers Seed Co, 1938)

Twenty-fifth anniversary, 1907-1932/33 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1932)

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

Twenty-ninth annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gill Brothers Seed Co, 1939)

Twenty-seventh annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gill Brothers Seed Co, 1937)

Twenty-sixth annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gill Brothers Seed Company, 1936)

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

Types of British vegetation - Tansley, A. G., Sir, (Arthur George), 1871 -1955 (University Press, 1911)

U sugarskoj dulibi, prilog k poznavanju flore Velebita - Rossi, Ljudevit, 1850 - (Dionicka Tiskara, 1911)

Über die Entwicklungsgeschichte der gegenwärtigen phanerogamen Flora und Pflanzendecke der skandinavischen Halbinsel und der benachbarten schwedischen und norwegischen Inseln - Schulz, August, 1862 -1922 (E. Schweizerbart, 1900)

Ueber den Einfluss des Bodens auf die Vertheilung der Gewächse : nachgewiesen in der Vegetation des nordöstlichen Tirol's - Unger, F. (Franz), 1800 -1870 (Bei Rohrmann und Schweigerd, 1836)

Ueber die Flora von Wu¨rttemberg - Mohl, Hugo von, 1805 -1872 (Verein fr Vaterlñdische Naturkunde in Wrttemberg], 1845)

Uebersicht der Flora von Augsburg - Caflisch, J. Friedrich (Johann Friedrich), 1817 -1882 (Jenisch & Stage, 1850)

Uebersicht des Gewaechs-Reichs in seinen natuerlichen Entwickelungsstufen : ein Versuch - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (Carl Cnobloch, 1828)

Unexplored Spain - Chapman, Abel, 1851 -1929 (E. Arnold, 1910)

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

The Universal herbal; or, Botanical, medical, and agricultural dictionary; containing an account of all the known plants in the world, arranged according to the Linnean system. Specifying the uses to which they are or may be applied, whether as food, as medicine, or in the arts and manufactures, with the best methods of propagation, and the most recent agricultural improvements ... - Green, Thomas. (Caxton Press, 1824)

The universal herbal : or botanical, medical and agricultural dictionary : containing an account of all known plants in the world, arranged according to the Linnean system. Specifying the uses to which they are or may be applied - Green, Thomas. (Printed at the Caxton Press by H. Fisher, 1816)

University of California publications in botany - University of California, Berkeley. (University of California Press, 1912)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1969)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1970)

The University of Missouri studies. Science series - University of Missouri. (The University, 1905)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1957)

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, 1962)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1969)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1970)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1980)

University studies of the University of Nebraska - University of Nebraska (Lincoln campus) (1907)