Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-upon-Tyne - Tyneside Naturalists' Field Club. (F. & W. Dodsworth [et al.], 1918)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1924)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1929)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1939)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1944)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1958)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1962)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1966)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1969)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1975)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1978)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1982)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1994)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1997)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1999)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2005)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2007)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2010)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2011)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2013)

Transactions of the Ottawa Field-Naturalists' Club and the Ottawa naturalist index - Gillett, John M. (John Montague), 1918 -2014 (Ottawa Field-Naturalists' Club, 1980)

Transactions of the Sapporo Natural History Society - Sapporo Hakubutsu Gakkai. (Sapporo Natural History Society, Hokkaido Imperial University, 1905)

Transactions of the Sapporo Natural History Society - Sapporo Hakubutsu Gakkai. (Sapporo Natural History Society, Hokkaido Imperial University, 1913)

Transactions of the Society for British entomology - Society for British Entomology (1949)

Transactions of the Society for British entomology - Society for British Entomology (1956)

Transactions of the Society for British entomology - Society for British Entomology (1959)

Transactions of the Society for British entomology - Society for British Entomology (1964)

Transactions of the Texas Academy of Science - Texas Academy of Science. (Academy, 1929)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1914)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1918)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1940)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1947)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1956)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1960)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1962)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1973)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1983)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1996)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1943)

Transactions - Ottawa Field-Naturalists' Club - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1879)

Transactions - Ottawa Field-Naturalists' Club - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1883)

Translocation of 2-methoxy-3, 6-dichlorobenzoic acid and 4-amino-3, 5, 6-trichloropicolinic acid in Canada thistle (cirsium arvense (L.) scop.) - University of Alberta. Dept. of Plant Science. (1966)

Trattato di frutticoltura - Tamaro, Domenico (Ulrico Hoepli, 1915)

The treasury of botany: a popular dictionary of the vegetable kingdom; with which is incorporated a glossary of botanical terms - Lindley, John, 1799 -1865 (Longmans, Green, and Co, 1866)

Tromsø museums aarshefter - Tromsø museum. (C. Hansen, 1900)

Tromsø museums aarshefter - Tromsø museum. (C. Hansen, 1894)

Das tropische Parenchym. A. Assimilationsgewebe - Meyer, Fritz Jürgen, 1891 - (G. Borntraeger, 1923)

Trudy Geologicheskago komiteta = Mémoires du Comité géologique - Russia. Geologicheskii komitet. (Komitet, 1895)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1873)

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, 1887)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1890)

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, 1907)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1912)

tu rang diao cha shou ce 土壤调查手册 - Song, Daquan 宋达泉 (ke xue chu ban she 科学出版社, 1955)

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 Poa sylvicola guss - Irmisch, Thilo, 1816 -1879 (1874)

Ugraes i ager og eng - Korsmo, Emil. (1896)

Ujabb adatok Bereg vármegye flórájához - Margittai, Antal. (Pallas nyomda, 1913)

University of Illinois weed control research report - University of Illinois at Urbana-Champaign. Dept. of Agronomy. (Dept. of Agronomy, University of Illinois at Urbana-Champaign, 1989)

University of Illinois weed control research report - University of Illinois at Urbana-Champaign. Dept. of Agronomy. (Dept. of Agronomy, University of Illinois at Urbana-Champaign, 1990)

University of Illinois weed control research report - University of Illinois at Urbana-Champaign. Dept. of Agronomy. (Dept. of Agronomy, University of Illinois at Urbana-Champaign, 1991)

University of Illinois weed control research report - University of Illinois at Urbana-Champaign. Dept. of Agronomy. (Dept. of Agronomy, University of Illinois at Urbana-Champaign, 1996)

University of Illinois weed control research report - University of Illinois at Urbana-Champaign. Dept. of Agronomy. (Dept. of Agronomy, University of Illinois at Urbana-Champaign, 1987)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1956)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1961)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1974)

University studies of the University of Nebraska - University of Nebraska (Lincoln campus) (1917)

A university text-book of botany (Macmillan, 1910)

Update to the report on the conservation status of Grindelia howellii, a candidated threatened species - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1991)

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)

Uses of plants by the Chippewa Indians - Densmore, Frances, 1867 -1957 (U.S. G.P.O, 1928)

Utkast til svenska växternas naturhistoria : eller, Sveriges fanerogamer skildrade i korthet med deras växställen och utbredning m. m., deras egenskaper, användning och historia i allmänhet - Nyman, Carl Fredrik, 1820 -1893 (N. M. Lindh, 1867)

The vascular flora and natural vegetation of abandoned coal mined land, Rocky Mountain Foothills, Alberta - Russell, William B. (William Bacon), 1948 - (University of Alberta, 1980)

Vascular plant and sensitive plant species inventory for the highland mountains, Deerlodge National Forest - Lesica, Peter. (Montana Natural Heritage Program, 1992)

Vascular plant communities of the Green River lowlands in northwestern Illinois - Illinois. Natural History Survey Division (Illinois Natural History Survey, 2009)

Vascular plants of continental Northwest Territories, Canada - Porsild, A. E. 1901 - (National Museum of Natural Sciences, National Museums of Canada, 1980)

Vascular plants of Maryland, USA : a comprehensive account of the state's botanical diversity - Smithsonian Institution (Smithsonian Scholarly Press, 2021)

Vascular plants of the Black Hills of South Dakota and adjacent Wyoming - Thilenius, John F. (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1971)

Vascular plants of the Sangamon River basin; annotated checklist and ecological summary - Bell, David T. (University of Illinois at Urbana-Champaign, College of Agriculture, 1974)

Vascular plants of west-central Montana : identification guide book - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1991)

Växtgeografisk skildring af Södra Ångermanland - Fristedt, Robert Fredrik, 1832 -1893 (Wahlström, 1857)

Växtgeografisk skildring af Södra Halland - Theorin, Gustaf Robert Alfons, 1841 -1881 (Tryckt uti Berlingska Boktr, 1865)

Vegetable teratology, an account of the principal deviations from the usual construction of plants - Masters, Maxwell T. (Maxwell Tylden), 1833 -1907 (Published for the Ray Society by R. Hardwicke, 1869)

Vegetable teratology, an account of the principal deviations from the usual construction of plants - Masters, Maxwell T. (Maxwell Tylden), 1833 -1907 (Published for the Ray society by R. Hardwicke, 1869)

The vegetation and conservation status of upland hardwood forests in Eastern Montana - Lesica, Peter. ([The Nature Conservancy?], 1987)

The vegetation and flora of glaciated prairie potholes on the Blackfeet Indian Reservation, Montana : final report - Lesica, Peter. ([The Nature Conservancy?], 1989)

Vegetation and flora of the Line Creek Plateau area, Carbon County, Montana - Lesica, Peter. (Montana Natural Heritage Program, 1993)

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

Die Vegetation der Erde :Sammlung pflanzengeographischer Monographien - Engler, Adolf, 1844 -1930 (W. Engelmann, 1899)