Progressus rei botanicae = Fortschritte der Botanik = Progrès de la botanique = Progress of botany - Association internationale des botanistes. (G. Fischer, 1907)

Progressus rei botanicae = Fortschritte der Botanik = Progrès de la botanique = Progress of botany - Association internationale des botanistes. (G. Fischer, 1914)

Prospetto della flora ligustica e dei zoofiti del more Ligustico - De Notaris, Giuseppe, 1805 -1877 (Tip. Ferrando, 1846)

Protected Landscapes: experience around the world. Prepared for the International Symposium on Protected Landscapes, Grange-over-Sands, England 5-10 October 1987 (1987)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1980)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1984)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1985)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1986)

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Puget Sound Marine Station publications - Puget Sound Marine Station (Puget Sound Marine Station, University of Washington?, 1916)

Pugillus plantarum imprimis Hispanicarum, quas in itinere 1851-52 - Lange, Joh., 1818 -1898 (B. Luno, 1860)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1857)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1884)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1891)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1895)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1956)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1881)

The Queensland Naturalist - Queensland Naturalists' Club. (Queensland Naturalists' Club], 1917)

Quelques expériences sur la croissance des algues marines à Roscoff : note préliminaire - Lemoine, Paul, Mme., 1887 -1984 (Musée océanographique, 1913)

Rambles and reveries of a naturalist - Spiers, William. (Kelly, 1890)

Rambles in search of flowerless plants - Plues, Margaret (Journal of horticulture & cottage gardener office; [etc., etc.], 1864)

Rambles on the Riviera - Strasburger, Eduard, 1844 -1912 (C. Scribner's Sons, 1906)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2005)

Répertoire des plantes utiles et des plantes vénéneuses du globe contenant la synonymie latine et française des plantes, leurs noms vulgaires français et l'indication de leurs usages ... précédé d'un traité indispensable aux personnes qui veulent herboriser, et composer des herbiers - Duchesne, E. A. (Edouard Adolphe), 1804 -1869 (J. Renouard, 1836)

Résultats scientifiques du Congrès international de botanique, Vienne 1905 = Wissenschaftliche Ergebnisse des Internationalen botanischen Kongresses, Wien 1905 - Lotsy, Johannes Paulus, 1867 -1931 (G. Fischer, 1906)

Reading Naturalist. Reading - Reading Natural History Society.

Recent and Quaternary Ostracoda of the Firth of Clyde, southwest Scotland - Whittaker, J. E. (School of Earth Sciences, Thames Polytechnic, 1988)

Records of general science (1836)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1935)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1937)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 2006)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 1961)

Recovery plan for U.S. Pacific populations of the green turtle (Chelonia mydas) - United States. National Marine Fisheries Service. (U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service, 1998)

Recueil des travaux botaniques néerlandais - Koninklijke Nederlandse Botanische Vereniging. (Société botanique néerlandaise, 1904)

Règles internationales de la nomenclature botanique adoptées par le Congrès international de botanique de Vienne, 1905 = International rules of botanical nomenclature adopted by the International Botanical Congresses of Vienna, 1905 and Brussels, 1910 = Internationale Regeln der botanischen Kongressen zu Wien 1905 und Bruüssel 1910 - Briquet, John, 1870 -1931 (G. Fischer, 1912)

Reise der o¨sterreichischen Fregatte Novara um die Erde in den Jahren 1857, 1858, 1859 unter den Befehlen des Commodore B. von Wu¨llerstorf-Urbair Erster Band: Sporenpflanzen Botanischer Theil (Kaiserlich-Kniglichen Hof- und Staatsdruckerei, in Commission bei K. Gerold, 1870)

Reise der österreichischen Fregatte Novara um die Erde in den Jahren 1857, 1858, 1859 unter den Befehlen des Commodore B. von Wüllerstorf-Urbair - Österreichische Akademie der Wissenschaften. (Kaiserlich-Königliche Hof- und Staatsdruckerei; in Commission bei K. Gerold's Sohn, 1870)

Reisen in Ost Afrika in 1859-61. Band III : Abteilung 3 Botanik - Decken, Karl Klaus von der, freiherr, 1833 -1865 ([s.n.], 1879)

Die Reizbewegungen der Pflanzen - Pringsheim, Ernst G. (Ernst Georg), 1881 - (J. Springer, 1912)

Reliquiae Haenkeanae, seu, Descriptiones et icones plantarum :quas in America meridionali et boreali, in insulis Philippinis et Marianis collegit Thaddaeus Haenke - Šternberg, Kašpar, Graf, 1761 -1838 (Apud J.G. Calve, 1830)

Remarques sur les Sphacélariacées - Sauvageau, C. (Camille), 1861 -1936 (Féret et fils, 1900)

Report - University of Liverpool. Department of Oceanography. (University Press)

Report (and Abstracts of Proceedings and Papers) of the Brighton and Sussex Natural History and Philosophical Society - Brighton; Sussex Natural History; Philosophical Society. (1855)

Report and transactions - Guernsey Society of Natural Science; Local Research. (The Society, 1890-1922, 1905)

Report of the ... Australasian Association for the Advancement of Science - Australasian Association for the Advancement of Science. (The Association, 1898)

Report of the Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, Office of the Regents, 1868)

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Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1873)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1882)

Report of the Director to the Board of Trustees for the year ... - Chicago Natural History Museum. (The Museum, 1958)

Report of the Director to the Board of Trustees for the year ... - Chicago Natural History Museum. (The Museum, 1959)

Report of the scientific results of the voyage of S.Y. "Scotia" during the years 1902, 1903, and 1904, under the leadership of William S. Bruce - Bruce, William S. 1867 -1921 (The Scottish oceanographical laboratory, 1907)

Report on the collections of natural history made in the Antarctic regions during the voyage of the "Southern Cross." - British Museum (Natural History) (Printed by order of the Trustees, 1902)

Report on the scientific results of the voyage of H.M.S. Challenger during the years 1873-76 under the command of Captain George S. Nares ... and the late Captain Frank Tourle Thomson, R.N - Thomson, C. Wyville, Sir, (Charles Wyville), 1830 -1882 (Neill, 1885)

Report on the scientific results of the voyage of S.Y. "Scotia" during the years 1902, 1903 and 1904, under the leadership of William S. Bruce - Bruce, William S. 1867 -1921 (Scottish Oceanographical Laboratory, 1912)

Report on the vegetation of the Andaman Islands. Accompanied by a report on the forests and a map - Kurz, Sulpiz, 1833? -1878 (Office of Superintendent of Government Printing, 1870)

Report to the government of Baroda on the marine zoology of Okhamandal in Kattiawar, with supplementary reports on special groups by other zoologists - Hornell, James, 1865 -1949 (Williams, 1909)

Report to the government of Baroda on the marine zoology of Okhamandal in Kattiawar - Hornell, James, 1865 -1949 (Williams and Norgate, 1909)

Report to the government of Ceylon on the pearl oyster fisheries of the gulf of Manaar - Royal Society (Great Britain) (1903)

Report upon the fauna of Liverpool Bay and the neighboring seas - Herdman, W. A. Sir, (William Abbott), 1858 -1924 (Longmans, Green, 1895)

Report upon the fauna of Liverpool Bay and the neighboring seas - Herdman, W. A. Sir, (William Abbott), 1858 -1924 (Longmans, Green, 1892)

Reports and papers on botany - Grisebach, A. (August), 1814 -1879 (Printed for the Ray society, 1846)

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Reproduction des cryptogames - Rietsch, Maximilien. (G. Baillière, 1882)

Return / British Museum - British Museum (Natural History) (British Museum, 1856)

Return / British Museum - British Museum (Natural History) (British Museum, 1911)

Revisio generum plantarum vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum, mit erläuterungen - Kuntze, Otto, 1843 -1907 (A. Felix [etc., etc.], 1891)

Revisio generum plantarum:vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum ... - Kuntze, Otto, 1843 -1907 (A. Felix [etc.], 1891)

Revisio generum plantarum:vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum ... - Kuntze, Otto, 1843 -1907 (A. Felix [etc.], 1898)

Revista de la Academia Canaria de Ciencias - Academia Canaria de Ciencias. (Academia Canaria de Ciencias, 1992)

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Revista de la Academia Canaria de Ciencias - Academia Canaria de Ciencias. (Academia Canaria de Ciencias, 1998)

Revista de la Academia Canaria de Ciencias - Academia Canaria de Ciencias. (Academia Canaria de Ciencias, 2000)

Revista de la Academia Canaria de Ciencias - Academia Canaria de Ciencias. (Academia Canaria de Ciencias, 2001)

Revista de la Academia Canaria de Ciencias - Academia Canaria de Ciencias. (Academia Canaria de Ciencias, 2002)

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Revista de la Academia Canaria de Ciencias - Academia Canaria de Ciencias. (Academia Canaria de Ciencias, 2011)

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Revista de la Academia Canaria de Ciencias - Academia Canaria de Ciencias. (Academia Canaria de Ciencias, 2012)

Revista de la Academia Canaria de Ciencias - Academia Canaria de Ciencias. (Academia Canaria de Ciencias, 2013)

Revista de los Progresos de las Ciencias Exactas Fisicas y Naturales - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Real Academia de Ciencias Exactas, Físicas y Naturales, 1869)

Revue algologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1924)

Revue algologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1928)