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über den Bau und das Winden der Ranken und Schlingpflanzen - Mohl, Hugo von, 1805 -1872 (Heinrich Laupp, 1827)

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Ueberblick der Flora arctica - Martens, Eduard von, 1831 -1904 (Druck von J.H. Demmler, 1859)

The Uganda protectorate : an attempt to give some description of the physical geography, botany, zoology, anthropology, languages and history of the territories under British protection in East Central Africa, between the Congo Free State and the Rift valley and between the first degree of south latitude and the fifth degree of north latitude - Johnston, Harry, 1858 -1927 (Hutchinson & Co, 1904)

The Uganda protectorate; an attempt to give some description of the physical geography, botany, zoology, anthropology, languages and history of the territories under British protection in East Central Africa, between the Congo Free State and the Rift Valley and between the first degree of south latitude and the fifth degree of north latitude - Johnston, Harry, 1858 -1927 (Hutchinson & Co, 1902)

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The University of Colorado studies. General series A - University of Colorado, Boulder. (University of Colorado, 1908)

The University of Colorado studies. General series A - University of Colorado, Boulder. (University of Colorado, 1914)

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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, 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)

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

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

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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, 1964)

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, 1974)

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, 1980)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1985)

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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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Untersuchungen über chlorophyll; methoden und ergebnisse - Willstätter, Richard, 1872 -1942 (J. Springer, 1913)

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

Untersuchungen uber die Entwickelungs-Gesetze der organischen Welt wahrend der Bildungs-Zeit unserer Erd-Oberflache : eine von der Franzosischen Akademie im Jahre 1857 gekronte Preisschrift, mit ihrer Erlaubniss Deutsch herausgegeben - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart'sche Verlagshandlung, 1858)

Use of a phenetic analysis of recent hexapod mouthparts for the distribution of hexapod food resource guilds in the fossil record - Labandeira, Conrad Christopher, 1950 - (1990)

A User's guide to CERC's Field Research Facility - Coastal Engineering Research Center (U.S.) (U.S. Army, Corps of Engineers, Coastal Engineering Research Center, 1981)

The uses of plants : a manual of economic botany with special reference to vegetable products introduced during the last fifty years / by G. S. Boulger - Boulger, George Simonds, 1853 -1922 (Roper & Drowley, 1889)

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

The Ustilagineæ : or smuts, of Connecticut - Clinton, G. P. (George Perkins), 1867 -1937 (Hartford Press, 1905)

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

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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 Desert Experimental Range, Millard County, Utah - Goodrich, Sherel (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1986)

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)

Vascular plants poisonous to livestock in Canada : a preliminary inventory - Mulligan, Gerald A., 1928 - (Research Branch, Agriculture Canada, 1983)

Vega-expeditionens vetenskapliga iakttagelser bearbetade af deltagare i resan och andra forskare - Nordenskiöld, A. E. (Adolf Erik), 1832 -1901 (F. & G. Beijers förlag, 1882)

Vega-expeditionens vetenskapliga iakttagelser bearbetade af deltagare i resan och andra forskare - Nordenskiöld, A. E. (Adolf Erik), 1832 -1901 (F. & G. Beijers förlag, 1883)

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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, 1853)

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 illustrated upon the natural system - Lindley, John, 1799 -1865 (Bradbury & Evans, 1847)

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, 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 - Barton, William P. C. (William Paul Crillon), 1786 -1856 (H. C. Carey & I. Lea, 1818)

Vegetable organography; or, An analytical description of the organs of plants. Translated by Boughton Kingdon - Candolle, Augustin Pyramus de, 1778 -1841 (Houlston & Stoneman, 1841)