United States Exploring Expedition. During the year 1838, 1839, 1840, 1841, 1842 - United States. Congress. (Printed by C. Sherman, 1845)

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, 1914)

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

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1954)

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

The University of Missouri studies. Science series - University of Missouri. (The University, 1907)

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, 1959)

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, 1963)

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, 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, 1975)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1977)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1978)

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, 1985)

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

University studies of the University of Nebraska - University of Nebraska (Lincoln campus) (1914)

Unsere Freiland-Laubgehölze; Anzucht, Pflege und Verwendung aller Bekannten in Mitteleuropa im freien kulturfähigen Laubgehölze - Schneider, Camillo, 1876 -1951 (Hölder-Pichler-Tempsky, 1922)

Unsere Freiland-Laubgehölze, Anzucht, Pflege und Verwendung aller bekannten in Mitteleuropa im freien kulturfähigen Laubgehölze, unter Mitwirkung von István Graf Ambrózy-Migazzi, Georg Arends, C. Heicke, Herm. A. Hesse, P. Kache, Wilhelm Kesselring, A. Purpus, Alfred, Rehder, Prof. Schwappach, Fritz Graf Schwerin, Hellmut Spaeth, Egbert Wolf und Franz Zeman. Hrsg. von Ernst Graf Silva Tarouca und Camillo Schneider - Schneider, Camillo, 1876 -1951 (Hölder-Pichler-Tempsky A.G.; [etc.], 1922)

Untersuchungen über die Bedeutung der Nektarien in den Blumen - Kurr, Johann Gottlob von, 1798 -1870 (Henneschen Buchhandlung, 1833)

The useful native plants of Australia, (including Tasmania) - Maiden, J. H. (Joseph Henry), 1859 -1925 (Turner and Henderson, 1889)

The useful plants of India : with notices of their chief value in commerce, medicine, and the arts - Drury, Heber. (W.H. Allen, 1873)

Useful wild plants of the United States and Canada - Saunders, Charles Francis, 1859 -1941 (R. M. McBride & company, 1920)

Useful wild plants of the United States and Canada - Saunders, Charles Francis, 1859 -1941 (R.M. McBride, 1920)

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

Växtnomenclatur : Innefattande de i Sverige vilde och odlade växternas släkt-och artnamn samt vanligare botaniska termer, deras betydelse, och betoning jämte förklaring af förkortade autorsnama - Lindgren, Erik, 1828 -1911 (Sigfrid Flodins Förlag, 1903)

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

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)

Vaughan's gardening illustrated - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Vaughan's Seed Store, 1929)

The vegetable kingdom; or, The structure, classification, and uses of plants, illustrated upon the natural system - Lindley, John, 1799 -1865 (Bradbury & Evans, 1853)

The vegetable kingdom, or, The structure, classification, and uses of plants illustrated upon the natural system - Lindley, John, 1799 -1865 (Bradbury & Evans, 1847)

The vegetable kingdom : or, The structure, classification, and uses of plants, illustrated upon the natural system - Lindley, John, 1799 -1865 (Bradbury and Evans, 1846)

The vegetable kingdom; or, The structure, classification, and uses of plants - Lindley, John, 1799 -1865 (Bradbury & Evans, 1853)

Vegetable materia medica of the United States ; or, Medical botany : containing a botanical, general, and medical history of medicinal plants indigenous to the United States - Barton, William P. C. (William Paul Crillon), 1786 -1856 (H.C. Carey & I. Lea, 1818)

Vegetable materia medica of the United States, or, Medical botany :containing a botanical, general, and medical history of medicinal plants indigenous to the United States. Illustrated by coloured engravings, made after drawings from nature, done by the author - Barton, William P. C. (William Paul Crillon), 1786 -1856 (H.C. Carey & I. Lea–Chesnut Street, 1825)

Vegetable materia medica of the United States; or, Medical botany: containing a botanical, general, and medical history of medicinal plants indigenous to the United States - Barton, William P. C. (William Paul Crillon), 1786 -1856 (H. C. Carey & I. Lea, 1818)

Die Vegetation der Erde :Sammlung pflanzengeographischer Monographien - Engler, Adolf, 1844 -1930 (W. Engelmann, 1907)

Die Vegetation der Erde :Sammlung pflanzengeographischer Monographien - Engler, Adolf, 1844 -1930 (W. Engelmann, 1911)

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, 1921)

Die Vegetation der Erde :Sammlung pflanzengeographischer Monographien - Engler, Adolf, 1844 -1930 (W. Engelmann, 1923)

The vegetation of northern Cape Breton island, Nova Scotia - Nichols, George E. (George Elwood), 1882 -1939 (Yale University Press, 1918)

Vegetation of Oregon and Washington - Dyrness, C. T. (Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1969)

The vegetation of the Chicago region : an outline of some of the principal plant associations together with lists of their principal species - Fuller, George D. (George Damon), 1869 - ((University of Chicago), 1917)