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

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, 1920)

Trees and shrubs of Mexico - Standley, Paul Carpenter, 1884 -1963 (Govt. Print. Off, 1923)

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

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

Der Tropenpflanzer; zeitschrift für tropische landwirtschaft (1903)

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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, 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, 1967)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1969)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1989)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1996)

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

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

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

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

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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)

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

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

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The vegetation of south Florida south of 27 30 north, exclusive of the Florida keys - Harshberger, John W. (John William), 1869 -1929 (Wagner Free Institute of Science, 1914)

The vegetation of the New Jersey Pine-Barrens : an ecologic investigation - Harshberger, John W. (John William), 1869 -1929 (Christopher Sower Company, 1916)

Vegetative study at the Duck Field Research Facility, Duck, North Carolina - Coastal Engineering Research Center (U.S.) (U.S. Army, Corps of Engineers, Coastal Engineering Research Center, 1976)

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Die Vereinigten Staaten von Nord-Amerika - Ratzel, Friedrich, 1844 -1904 (R. Oldenbourg, 1878)

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