Trees and shrubs of Mexico - Standley, Paul Carpenter, 1884 -1963 (Govt. Print. Off, 1922)

Trees and shrubs of Mexico - Standley, Paul Carpenter, 1884 -1963 (Govt. Print. Off, 1926)

Trees and shrubs of New Mexico - Wooton, E. O. (Elmer Ottis), 1865 -1945 (New Mexico College of Agriculture and Mechanical Arts, 1913)

Trees; a handbook of forest-botany for the woodlands and the laboratory - Groom, Percy, 1865 -1931 (At the University press, 1904)

The trees of California - Jepson, Willis Linn, 1867 -1946 (Cunningham, Curtis & Welch, 1909)

Trees of Texas; an illustrated manual of the native and introduced trees of the state - Lewis, Isaac McKinney, 1878 -1943 (University of Texas, 1915)

Trees of Texas; An illustrated manual of the native and introduced trees of the state - Lewis, Isaac M. (University of Texas, 1915)

The trees, shrubs, and woody-climbers of the Bombay Presidency - Talbot, W. A. (William Alexander), 1847 -1917 (Government Central Press, 1902)

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Tropical agriculture; the climate, soils, cultural methods, crops, live stock, commercial importance and opportunities of the tropics - Wilcox, Earley Vernon, 1869 - (D. Appleton and Company, 1916)

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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)

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The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1958)

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

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1965)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1966)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1967)

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The useful plants of the Island of Guam; with an introductory account of the physical features and natural history of the island, of the character and history of its people, and of their agriculture - Safford, William Edwin, 1859 -1926 (Govt. Print. Off, 1905)

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)

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Variation in and distribution of the unisexual lizard, Cnemidophorus tesselatus - Zweifel, Richard George, 1926 -2019 (American Museum of Natural History, 1965)

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

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Vegetation and flora of the Sonoran Desert - Shreve, Forrest, 1878 -1950 (1951)

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