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Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1909)

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Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1915)

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Contributions from the University of Michigan Herbarium - University of Michigan. University Herbarium. (University Herbarium, University of Michigan, 1972)

Contributions from the University of Michigan Herbarium - University of Michigan. University Herbarium. (University Herbarium, University of Michigan, 1973)

Contributions from the University of Michigan Herbarium - University of Michigan. University Herbarium. (University Herbarium, University of Michigan, 1974)

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Contributions to the geology and paleontology of the Canal Zone, Panama, and geologically related areas in Central America and the West Indies - United States National Museum (Govt. Print. Off, 1919)

Contributions to the paleobotany of Peru, Bolivia and Chile; five papers - Berry, Edward Wilber, 1875 -1945 (The John Hopkins Press, 1922)

Coral Reefs of the World (1988)

The Cost of Policy Inaction: The case of not meeting the 2010 biodiversity target - Braat, Leon (Leonardus Cornelis) (European Commission, 2008)

The Cretaceous flora of southern New York and New England - Hollick, Charles Arthur, 1857 -1933 (Govt. Print. Off, 1906)

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Crossosoma - Southern California Botanists. (Southern California Botanists, Rancho Santa Ana Botanic Garden, 1984)

Crossosoma - Southern California Botanists. (Southern California Botanists, Rancho Santa Ana Botanic Garden, 1986)

Crossosoma - Southern California Botanists. (Southern California Botanists, Rancho Santa Ana Botanic Garden, 1998)

Crossosoma - Southern California Botanists. (Southern California Botanists, Rancho Santa Ana Botanic Garden, 2000)

Crossosoma - Southern California Botanists. (Southern California Botanists, Rancho Santa Ana Botanic Garden, 2001)

Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR) - Botanicheskii institut im. V.L. Komarova ([Published for the National Science Foundation, Washington, D.C. by the Israel Program for Scientific Translations, 1970)

Cryptogamie. Bryologie, lichenologie - Laboratoire de cryptogamie, Paris (Laboratoire de cryptogamie, 1998)

The Cuba review - Munson Steamship Line. (Munson Steamship Line, 1907)

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El cultivo del maíz - Rosa, Luis de la, m 1856 - (F. Vázquez, 1902)

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Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches, and a synopsis of the vegetable kingdom - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Doubleday, Page & Company, 1906)

Datos para la materia médica mexicana - Instituto Médico Nacional (Mexico) (Oficina Tip. de la Secretaría de Fomento, 1894)

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Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (Aus der Kaiserlich-Königlichen Hof- und Staatsdruckerei, 1918)

Descripción de los ríos principales del mundo, estudio hidrográfico - Domínguez, Angel M. (Secretaría de Fomento, 1902)

A descriptive catalogue of rocks, minerals and fossils, illustrative of the geology, mineralogy and mining resources of Victoria - Centennial International Exhibition (1888-1889 : Melbourne, Vic.) (1888)

Deutsche Dendrologie : kurze beschreibung der in deutschland im freien aushaltenden Nadel- und Laubholzgewächse zur schnellen und sicheren Bestimmung der Gattungen, der Arten und einiger wichtigeren Abarten und Formen - Koehne, Emil, 1848 -1918 (Ferdinand Enke, 1893)

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A dictionary of the flowering plants and ferns - Willis, J. C. (John Christopher), 1868 -1958 (The University Press, 1919)

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Dictionnaire universel d'histoire naturelle : résumant et complétant tous les faits présentés par les encyclopédies, les anciens dictionnaires scientifiques, les Oeuvres complètes de Buffon, et les meilleurs traités spéciaux sur les diverses branches des sciences nautrelles ; donnant la description des etres et des divers phénomènes de la nature, l'étymologie et la définition des noms scientifiques, et les principales applications des corps organiques et inorganiques à l'agriculture, à la médecine, aux arts industriels, etc - Martinet, L., (Chez les editeurs MM. Renard, Martinet et cie, rue et Hotel Mignon, 2 (quartier de l'École-de-Médecine) ; et chez Langlois et Leclercq, rue de la Harpe, 81 ; Victor Masson, Place de l'Ecole-de-Médecin, 1849)

Diptera Argentine - Shannon, R. C. (Raymond Corbett), 1894 -1945 (s.n, 1927)

A directory for the North Atlantic Ocean, comprising instructions general and particular for its navigation - Findlay, Alexander G. (Imray, Laurie, Norie & Wilson, 1918)

Directory of Crocodilian Farming Operations (1992)

A Directory of Neotropical Wetlands (1986)

Directory of zoological taxonomists of the world - Blackwelder, Richard Eliot 1909 -2001 (Published for the Society of Systematic Zoology by Southern Illinois University Press, 1961)

Dividends from wood research - Forest Products Laboratory (U.S.) (Forest Products Laboratory, 1995)

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dong zhi wu ming ci hui bian kuang wu ming ci fu - ke xue ming ci shen cha hui (ke xue ming ci shen cha hui)

e la han zhong zhi zhi wu ming chen (shi yong ben ) - Zhongguo ke xue yuan. Bian yi chu ban wei yuan hui. (ke xue chu ban she)

EAC 19, Rockaway, August-September 1967 - National Museum of Natural History (U.S.) Pacific Ocean Biological Survey Program (1967)

The earth and its inhabitants ... - Keane, A. H. (Augustus Henry), 1833 -1912 (D. Appleton and company, 1894)

The earth and its inhabitants ... - Keane, A. H. (Augustus Henry), 1833 -1912 (D. Appleton and company, 1891)

ECOfronteras - ECOSUR (Institution : Mexico) (El Colegio de la Frontera Sur, 2004)

ECOfronteras - ECOSUR (Institution : Mexico) (El Colegio de la Frontera Sur, 2006)

ECOfronteras - ECOSUR (Institution : Mexico) (El Colegio de la Frontera Sur, 2008)

ECOfronteras - ECOSUR (Institution : Mexico) (El Colegio de la Frontera Sur, 2013)

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Ecuador. Cabeceras Cofanes-Chingual - Field Museum of Natural History. (Field Museum, Environment, Culture, and Conservation, 2009)

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Elementary botany - Atkinson, George Francis, 1854 -1918 (Holt, 1905)

An elementary course of botany : structural, physiological, and systematic - Henfrey, Arthur, 1819 -1859 (John Van Voorst, 1878)

An elementary text-book of botany - Vines, Sydney Howard, 1849 -1934 (Swan Sonnenschein & Co, 1886)

An elementary text-book of botany - Vines, Sydney Howard, 1849 -1934 (S. Sonnenschein & co., lim, 1898)

Elementos de botánica : Arreglados para la enseñanza agrícola, forestal, secundaria y normal de México. una introducción en la flora de la República - Reiche, Karl Friedrich, 1860 -1929 (SEP, 1927)

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English cyclopaedia, a new dictionary of universal knowledge - Knight, Charles, 1791 -1873 (Bradbury, 1854)

Ensayo de integración de los conocimientos sobre el género Pinus en México - Eguiluz Piedra, Teobaldo (1978)

Ensayo sobre la agricultura, el comercio y la industria en marruecos - Vélez Villanueva, Joaquin. (1916)

Ensayo sobre las plantas usuales de Costa Rica - Pittier, Henri, 1857 -1950 (H.L. & J.B. McQueen, 1908)

... Ensayo sobre las plantas usuales de Costa Rica - Pittier, Henri, 1857 -1950 (H.L. & J.B. McQueen, inc, 1908)

Entomologische Arbeiten aus dem Museum G. Frey Tutzing bei München - Museum G. Frey, Munich. (Eigenverlag, 1973)

Entomologische Arbeiten aus dem Museum G. Frey Tutzing bei München - Museum G. Frey, Munich. (Eigenverlag, 1975)

Entomologische Arbeiten aus dem Museum G. Frey Tutzing bei München - Museum G. Frey, Munich. (Eigenverlag, 1976)

Entomologische berichten - Nederlandse Entomologische Vereniging (1974)