Textbook of theoretical botany - Ivimey-Cook, W. R. (Walter Robert), 1901 -1952 (Longmans, Green, 1956)

Teysmannia (G. Kolff, 1912)

The Ballarat Naturalist - Field Naturalists' Club of Ballarat (Field Naturalists' Club of Ballarat, 1983)

The journal of horticulture (1897)

The journal of horticulture (1900)

The Taller Tree of Liff - Lepschi, Brendan Johann 1969 - (Over Educated, 2012)

Theoretische Anfangsgründe der Botanik, oder, Erklärung der Grundsätze der natürlichen Classeneintheilung und der Kunst die Gewächse zu beschreiben und zu studieren - Candolle, Augustin Pyramus de, 1778 -1841 (Drell, 1814)

Theoria systematis plantarum; accedit familiarum phanerogamarum in series naturales dispositio, secundum structurae normas et evolutionis gradus instituta - Agardh, Jacob Georg, 1813 -1901 (Apud C. W. K. Gleerup; [etc.,etc.], 1858)

Thesaurus capensis :or, illustrations of the South African flora, being figures and brief descriptions of South African plants, selected from the Dublin University Herbarium - Harvey, William H. (William Henry), 1811 -1866 (Hodges, Smith, and co, 1859)

Thesaurus literaturae botanicae omnium gentium :inde a rerum botanicarum initiis ad nostra usque tempora, quindecim millia operum recensens - Pritzel, G. A. (Georg August), 1815 -1874 (F. A. Brockhaus, 1851)

Thesaurus literaturae botanicae omnium gentium : inde a rerum botanicarum initiis ad nostra usque tempora, quindecim millia operum recensens - Pritzel, G. A. (Georg August), 1815 -1874 (F.A. Brockhaus, 1851)

Thesaurus literaturae botanicae omnium gentium,inde a rerum botanicarum initiis ad nostra usque tempora, quindecim millia operum recensens - Pritzel, G. A. (Georg August), 1815 -1874 (F. A. Brockhaus, 1872)

Third American edition of the British encyclopedia, or Dictionary of arts and sciences : comprising an accurate and popular view of the present improved state of human knowledge - Nicholson, William, 1753 -1815 (Mitchell, Ames and White, 1818)

Thirty-five years in the East. Adventures, discoveries, experiments, and historical sketches, relating to the Punjab and Cashmere; in connection with medicine, botany, pharmacy, etc - Honigberger, John Martin, 1795 -1869 (H. Baillière, 1905)

Thirty-five years in the East. Adventures, discoveries, experiements, and historical sketches, relating to the Punjab and Cashmere; in connection with medicine, botany, pharmacy, etc. Together with an original materia medica; and a medical vocabulary, in four European and five eastern languages - Honigberger, John Martin, 1795 -1869 (H. Bailli©·re, 1852)

Threatened and endangered plants of Alaska - United States. Bureau of Land Management. (U.S. Department of Agriculture, Forest Service, 1979)

Threatened, endangered, and sensitive species of the Intermountain Region - United States. Forest Service. Intermountain Region. (U.S. Dept. of Agriculture, Forest Service, Intermountain Region, 1991)

tian jin zhi wu zhi - Liu, Jiayi (tian jin ke xue ji shu chu ban she, 2004)

Tian mu shan zhi wu zhi 天目山植物志 - Ding, Bingyang & Jin shui hu ben juan 丁炳扬 & 金水虎本卷 (zhe jiang da xue chu ban she浙江大学出版社, 2010)

Das Tierreich - Deutsche Zoologische Gesellschaft. (R. Friedländer, 1898)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1982)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1985)

Tijdschrift voor natuurlijke geschiedenis en physiologie (1834)

Tijdschrift voor natuurlijke geschiedenis en physiologie (1845)

Tilton's journal of horticulture and florist's companion (J.E. Tilton and Co, 1869)

Tilton's journal of horticulture and florist's companion (J.E. Tilton and Co, 1871)

Tipularia - Georgia Botanical Society. (Georgia Botanical Society, 1987)

Tipularia - Georgia Botanical Society. (Georgia Botanical Society, 1990)

Tipularia - Georgia Botanical Society. (Georgia Botanical Society, 1997)

The Tool Shed Herb Nursery : 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tool Shed Herb Nursery, 1958)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1901)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1903)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1905)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1908)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1910)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1911)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1912)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1913)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1914)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1915)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1918)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1922)

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

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

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1930)

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, 1941)

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

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

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1943)

Torreya - Torrey Botanical Club. (Torrey Botanical Club, 1945)

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

Trabajos del Museo de Farmacología - Universidad de Buenos Aires. Museo de Farmacología. (Facultad de Ciencias Médicas, Museo de Farmacología, 1905)

Tract C-b quarterly report. no.1 - C-b Shale Oil Project. (C-b Shale Oil Venture, 1975)

Tract C-b quarterly report. no.2 - C-b Shale Oil Project. (C-b Shale Oil Venture, 1975)

Trade seed-list, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Haage & Schmidt, 1935)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1978)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1985)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1997)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1999)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2001)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2008)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2010)

Transactions - American Microscopical Society (1879)

Transactions - American Microscopical Society (1913)