Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1924)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1925)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1927)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1926)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1931)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1932)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1934)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1936)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1937)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1940)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1941)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1942)

Torreya, a monthly journal of botanical notes and news (1911)

The tourist's flora : a descriptive catalogue of the flowering plants and ferns of the British Islands, France, Germany, Switzerland, Italy, and the Italian islands - Woods, Joseph, 1776 -1864 (Reeve and Benham, 1850)

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

Trabajos botánicos (1890)

Trabajos del Museo de Farmacología - Universidad de Buenos Aires. Museo de Farmacología. (Facultad de Ciencias Médicas, Museo de Farmacología, 1903)

Trabajos del Museo de Farmacología - Universidad de Buenos Aires. Museo de Farmacología. (Facultad de Ciencias Médicas, Museo de Farmacología, 1909)

Trabajos del Museo Nacional de Ciencias Naturales. Serie botánica - Museo Nacional de Ciencias Naturales (Spain) (1917)

Trade list , exclusively for the trade : season 1927-28 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mosty Brothers Nurseries, 1927)

Trade list Fall 1904 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Old Colony Nursery, 1904)

Trade list : fall, 1913 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1913)

Trade list : fall 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1924)

Trade list : fall 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1925)

Trade list. fall 1928–spring 1929. No. 41 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Forest Nursery Company, Incorporated, 1928)

Trade list of choice young nursery grown ornamental trees, vines and bulbs for lining out in nursery rows : fall 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Atlantic Nursery Co, 1939)

Trade list of the F. & F. Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1911)

Trade list of the F. & F. Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1910)

Trade list of the F. & F. Nurseries : fall 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1912)

Trade list of the F. & F. Nurseries : fall 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1914)

Trade list of the F. & F. Nurseries : fall 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1915)

Trade list of the F. & F. Nurseries : fall 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1916)

Trade list of the F. & F. Nurseries : fall 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1917)

Trade list of the F. & F. Nurseries : spring 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1912)

Trade list of the F. & F. Nurseries : spring 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1914)

Trade list of the F. & F. Nurseries : spring 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1916)

Trade list of the F. & F. Nurseries : spring 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1918)

Trade list of the Mount Hope Nurseries. Fall of 1905 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ellwanger & Barry, 1905)

Trade list of the Mount Hope Nurseries. Spring of 1905 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ellwanger & Barry, 1905)

Trade list of the Mount Hope Nurseries : fall of 1904 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ellwanger & Barry, 1904)

Trade list [of] tree and shrub seeds, roots, bulbs : 1905-1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Otto Katzenstein & Co, 1905)

Trade list Old Colony Nursery : spring, 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.R. Watson, 1911)

Trade list. season 1926-27. No. 39 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Forest Nursery Company, Inc, 1926)

Trade list : spring, 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1915)

Trade list : spring 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1924)

Trade list : spring 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1925)

Trade list : spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. & F. Nurseries, 1926)

Trade price list, 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swan River Nursery, 1952)

Trade price list : fall 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jenkins Nurseries, 1937)

Trade price list of choice young nursery-grown ornamental trees, vines, perennial plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Atlantic Nursery Co. Incorporated, 1915)

Trade price list of choice young nursery-grown ornamental trees, vines, perennial plants and bulbs, fruit trees and small fruits : fall 1923, spring 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Atlantic Nursery Co. Incorporated, 1923)

Trade price list of seeds of American conifers, trees, shrubs, herbs. No. 20, 1913-1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Otto Katzenstein & Company, 1913)

Trade price list of seeds of American conifers, trees, shrubs, herbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Otto Katzenstein & Co, 1908)

Trade price list of seeds of American conifers, trees, shrubs, herbs. No. 15, 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Otto Katzenstein & Co, 1911)

Trade price list : tree and shrub seeds, roots, bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Otto Katzenstein & Co, 1907)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1971)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1972)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1975)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1987)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1988)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1981)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1998)

Traité de botanique - Van Tieghem, Phillippe Édouard Léon, 1839 -1914 (s.n, 1892)

Traité de paléontologie - Schimper, Wilhelm-Philippe, 1808 -1880 (Octave Doin, 1883)

Traité de paléontologie végétale, ou, La flore du monde primitif dans ses rapports avec les formations géologiques et la flore du monde actuel. Avec un atlas de 100 ì.e. 110 planches grand inquarto lithographiées - Schimper, Wilhelm-Philippe, 1808 -1880 (J.G. Bailliere, 1869)

Traité de sylviculture - Boppe, Lucien, 1834 -1907 (Berger-Levrault et Cie, Libraires-Éditeurs, 5 Rue des Beaux-Arts, 1889)

Traité des arbres & arbrisseaux, forestiers, industriels et d'ornement, cultivés ou exploités en Europe et plus particulièrement en France, donnant la description et l'utilisation de plus de 2400 espèces et 2000 variètès - Mouillefert, P. (Pierre), 1846 -1903 (Librairie des sciences naturelles, 1898)

Traité des arbres & arbrisseaux forestiers, industriels et d'ornement cultivés ou exploités en Europe et plus particulièrement en France; donnant la description et l'utilisation de plus de 2400 espèces et 2000 variétés - Mouillefert, P. (Pierre), 1846 -1903 (P. Klincksieck, 1892)

Traité général des pesches, : et histoire des poissons qu'elles fournissent, tant pour la subsistance des hommes, que pour plusieurs autres usages qui ont rapport aux arts et au commerce - Duhamel du Monceau, M., 1700 -1782 (Chez Saillant & Nyon, libraires, rue S. Jean-de-Beauvais, 1769)

Traité de paléontologie végétale, ou, La flore du monde primitif dans ses rapports avec les formations géologiques et la flore du monde actuel - Schimper, Wilhelm-Philippe, 1808 -1880 (J.B. Baillière et fils, 1874)

Traité des arbres et arbustes qui se cultivent en France en pleine terre - Duhamel du Monceau, M., 1700 -1782 (Chez H.L. Guerin & L.F. Delatour, rue Saint Jacques, à Saint Thomas d'Aquin, 1755)

Traité élémentaire de botanique appliquée, contenant la description de toutes les familles végétales, et celle des genres cultivés ou offrant des plantes remarquables par leurs propriétés ou par leur histoire - Pouchet, F.-A. (Félix-Archimède), 1800 -1872 (J.B. Bailliere, 1836)

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Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1908)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1911)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1913)