Transactions and proceedings of the Botanical Society of Edinburgh - Botanical Society of Edinburgh. (The Society, 1879)

Transactions of the Botanical Society - Botanical Society of Edinburgh. (Botanical Society of Edinburgh, 1850)

Transactions of the Botanical Society - Botanical Society of Edinburgh. (Botanical Society of Edinburgh, 1881)

Transactions of the Botanical Society - Botanical Society of Edinburgh. (Botanical Society of Edinburgh, 1887)

Transactions of the Connecticut Academy of Arts and Sciences - Connecticut Academy of Arts; Sciences. (Published by the Academy, 1916)

Transactions of the Connecticut Academy of Arts and Sciences - Connecticut Academy of Arts; Sciences. (Published by the Academy, 1917)

Transactions of the Edinburgh Field Naturalists' and Microscopical Society - Edinburgh Field Naturalists'; Microscopical Society. (The Club, 1912)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1923)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1944)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1949)

Transactions of the Literary & Historical Society of Quebec - Literary; Historical Society of Quebec. (1829)

Transactions of the Massachusetts Horticultural Society - Massachusetts Horticultural Society (s.n.], 1858)

Transactions of the Royal Scottish Arboricultural Society - Royal Scottish Arboricultural Society. (Douglas & Foulis, 1919)

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 Sapporo Natural History Society - Sapporo Hakubutsu Gakkai. (Sapporo Natural History Society, Hokkaido Imperial University, 1921)

Transactions of the Scientific Association, Meriden, Conn - Meriden Scientific Association. (Meriden Scientific Association], 1884)

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, 1926)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1927)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1944)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1945)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1950)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1952)

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, 1964)

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, 1979)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1986)

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 of the Worcester County Horticultural Society - Worcester County Horticultural Society. (Worcester County Horticultural Society, 1997)

Trattato degli alberi della Toscana - Savi, Gaetano, 1769 -1844 (Presso G. Piatti, 1811)

Trees & plants from Vermont for 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1929)

Trees and plants from Vermont - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1931)

Trees and plants from Vermont - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1932)

Trees and plants from Vermont - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1934)

Trees and plants from Vermont for 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1928)

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

Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species - Loudon, J. C. (John Claudius), 1783 -1843 (F. Warne & Co, 1875)

The trees of Great Britain & Ireland - Elwes, Henry John, 1846 -1922 (Priv. Print, 1907)

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

Trees shrubs plants wildflowers ferns - 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 wildflowers plants ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Aiken Nurseries, 1939)

Trees shrubs wildflowers plants ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Aiken Nurseries, 1938)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1901)

Trudy Imperatorskago S.-Peterburgskago botanicheskago sada.Acta Horti Petropolitani - Imperatorskii Sankt-Peterburgskii botanicheskii sad. (Imperatorskiǐ S.-Peterburgskiǐ botanicheskiǐ sad, 1907)

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

Tundra biome research in Alaska : the structure and function of cold-dominated ecosystems - Brown, Jerry, 1936 - (U.S. Tundra Biome-Analysis Ecosystem, International Biological Program, 1970)

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)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1948)

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

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, 1958)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1960)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1961)

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, 1964)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1965)

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, 1967)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1968)

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, 1972)

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, 1979)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1981)

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, 1984)

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)

An unusual list of unusual perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paramount Gardens, 1936)

Upper Bob Creek Ecological Reserve management plan - Alberta Land; Forest Services. (Alberta Environmental Protection, Land and Forest Service, 1997)

USDA plant hardiness zone map - United States. Agricultural Research Service. (The Service?], 1990)

Useful birds and their protection. Containing brief descriptions of the more common and useful species of Massachusetts, with accounts of their food habits, and a chapter on the means of attracting and protecting birds - Massachusetts. State Board of Agriculture. (1913)

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

The vascular flora of the eastern Penobscot Bay region, Maine - Hill, Albert Frederick, 1889 - (1919)

Vascular flora of the Gaspé Peninsula and adjacent area including the counties of Gaspé, Bonaventure, Matane and Rimouski, Quebec - Fernald, Merritt Lyndon, 1873 -1950 (1923)

Vascular plant identification guide : Chugach National Forest - Pacific Northwest Research Station (Portland, Or.) (USDA, Forest Service, Chugach National Forest, 2001)

Vascular plant species of the Forest Ecology Research and Demonstration Area, Paul Smith's, New York - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, Northeastern Research Station, 2003)

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

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