The New phytologist - Tansley, A. G., Sir, (Arthur George), 1871 -1955 (Academic Press, 1918)

The New phytologist - Tansley, A. G., Sir, (Arthur George), 1871 -1955 (Academic Press, 1922)

The New phytologist - Tansley, A. G., Sir, (Arthur George), 1871 -1955 (Academic Press, 1920)

Növʹenytani közlemʹenyek - Magyar Természettudományi Társulat. Növénytani Szakosztály. (Kir. Magy. Termʹeszettudomʹanyi Tʹarsultat, 1902)

Növʹenytani közlemʹenyek - Magyar Természettudományi Társulat. Növénytani Szakosztály. (Kir. Magy. Termʹeszettudomʹanyi Tʹarsultat, 1904)

Nomenclator botanicus. Nominum ad finem anni 1858 publici juris factorum, classes, ordines, tribus, familias, divisiones, genera, subgenera vel sectiones designatium enumeratio alphabetica. Adjectis auctoribus, temporibus, locis systematicis, apud varios, notis literariis atque etymologicis et synonymis - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (Sumptibus T. Fischeri, 1873)

Nomenclator botanicus, seu, Synonymia plantarum universalis :enumerans ordine alphabetico nomina atque synonyma, tum generica tum specifica, et a Linnaeo et a recentioribus de re botanica scriptoribus plantis phanerogamis imposita - Steudel, Ernst Gottlieb, 1783 -1856 (typis et sumptibus J.G. Cottae, 1841)

North American botany; comprising the native and common cultivated plants, north of Mexico. Genera arranged according to the artificial and natural methods - Eaton, Amos, 1776 -1842 (E. Gates, 1840)

North American flora - New York Botanical Garden (New York Botanical Garden, 1937)

La notarisia : commentarium phycologicum : rivista trimestrale consacrata all studio delle alghe - Wildeman, E. de (Emile), 1866 -1947 (1886)

La notarisia : commentarium phycologicum : rivista trimestrale consacrata all studio delle alghe - Wildeman, E. de (Emile), 1866 -1947 (1887)

La notarisia : commentarium phycologicum : rivista trimestrale consacrata all studio delle alghe - Wildeman, E. de (Emile), 1866 -1947 (1889)

Notes on the mosquitoes of the United States : giving some account of their structure and biology, with remarks of remedies - Howard, L. O. (Leland Ossian), 1857 -1950 (Government Printing Office, 1900)

Notizen aus dem Gebiete der Natur- und Heilkunde (G.H.S. pr. Landes-Industrie-Comptoir, 1832)

Nouveaux mémoires de l'Académie royale des sciences et belles-lettres de Bruxelles - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1841)

Nova acta Regiae Societatis Scientiarum Upsaliensis - Kungl. Vetenskaps-societeten i Uppsala. (Almqvist & Wiksells, 1866)

Nova genera et species plantarum :quas in peregrinatione ad plagam aequinoctialem orbis novi collegerunt /descripserunt, partim adumbraverunt Amat. Bonpland et Alex. de Humboldt ; ex schedis autographis Amati Bonplandi in ordinem digessit Carol. Sigismund. Kunth ... - Kunth, Karl Sigismund, 1788 -1850 (Ex officina Christophori Plantini, 1821)

Nova genera et species plantarum :quas in peregrinatione ad plagam aequinoctialem orbis novi collegerunt /descripserunt, partim adumbraverunt Amat. Bonpland et Alex. de Humboldt ; ex schedis autographis Amati Bonplandi in ordinem digessit Carol. Sigismund. Kunth ... - Kunth, Karl Sigismund, 1788 -1850 (Ex officina Christophori Plantini, 1823)

Nova genera et species plantarum :quas in peregrinatione ad plagam aequinoctialem orbis novi collegerunt /descripserunt, partim adumbraverunt Amat. Bonpland et Alex. de Humboldt ; ex schedis autographis Amati Bonplandi in ordinem digessit Carol. Sigismund. Kunth ... - Kunth, Karl Sigismund, 1788 -1850 (Ex officina Christophori Plantini, 1825)

Novorum actorum Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (Friedrich Frommann, 1847)

Novorum actorum Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (Friedrich Frommann, 1854)

Novorum actorum Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (Friedrich Frommann, 1954)

Novorum actorum Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (Friedrich Frommann, 1855)

Novorum actorum Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (Friedrich Frommann, 1857)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1892)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1893)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1895)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1899)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1905)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1910)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1916)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1920)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1922)

Nuovi annali delle scienze naturali (1840)

Nuovi Saggi della (Cesarea) Regia Accademia di Scienze, Lettere ed Arti di Padova (1831)

Nya botaniska notiser ([A. Bonniers Förlag], 1854)

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1913)

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1920)

Oecology of plants : an introduction to the study of plant-communities - Vahl, M. (Martin), 1749 -1804 (Clarendon Press, 1909)

Oecology of plants : an introduction to the study of plant-communities - Warming, Eugenius, 1841 -1924 (Clarendon Press, 1909)

Oecology of plants; an introduction to the study of plant-communities - Balfour, Isaac Bayley, 1853 -1922 (Clarendon Press, 1909)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1893)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1895)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1906)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1907)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1915)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1852)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1853)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1879)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1882)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1899)

Ohio Biological Survey notes - Ohio Biological Survey. (Ohio Biological Survey, 1999)

The Ohio journal of science - Ohio Academy of Science. (Ohio Academy of Science, 1915)

The Ohio journal of science - Ohio Academy of Science. (Ohio Academy of Science, 1916)

The Ohio journal of science - Ohio Academy of Science. (Ohio Academy of Science, 1920)

The Ohio naturalist - Ohio Academy of Science. (Biological Club of the Ohio State University, 1900)

L'Oiseau et la Revue francaise d'ornithologie - Société ornithologique de France. (Société ornithologique de France, 1967)

Der Organismus der Infusionsthiere - Stein, Friedrich, 1818 -1885 (W. Engelmann, 1859)

Østgrønlands vegetationsforhold - Hartz, N. (Nikolaj), 1867 -1937 (B. Lunos Kgl. Hof-bogtr, 1895)

O.S.U. naturalist - Ohio State University. Biological Club. (Biological Club of Ohio State University, 1902)

Outlines of classification and special morphology of plants - Balfour, Isaac Bayley, 1853 -1922 (Clarendon Press, 1887)

Outlines of classification and special morphology of plants - Goebel, K. (Karl), 1855 -1932 (Clarendon Press, 1887)

Outlines of plant life : with special reference to form and function - Barnes, Charles Reid, 1858 -1910 (Henry Holt and Company, 1900)

Oxford gardens, based upon Daubeny's Popular guide to the physick garden of Oxford: with notes on the gardens of the colleges and on the University park - Gunther, R. T. (Robert Theodore), 1869 -1940 (Parker & son; [etc., etc.], 1912)

Oxford gardens. Based upon Daubeny's Popular guide to the physick garden of Oxford : with notes on the gardens of the colleges and on the University Park - Gunther, R. T. (Robert Theodore), 1869 -1940 (Parker, 1912)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1883)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1884)

Papers on Tipulidae - Alexander, Charles P. (Charles Paul), 1889 -1981 (s.n.], 1916)

Papers presented at the Celebration of the Twentieth Anniversary of the New York Botanical Garden, September 6-9, 1915. Published by the aid of the David Lydig Fund, bequethed by Charles P. Daly - New York Botanical Garden (1916)

Pathologische Pflanzenanatomie. In ihren Grundzügen - Küster, E. (Ernst), 1874 -1953 (G. Fischer, 1916)

Pesticides documentation bulletin - National Agricultural Library (U.S.) (National Agricultural Library, U.S. Dept. of Agriculture, #c 1965-1969, 1965)

Pflanzenmikrochemie : ein Hilfsbuch beim mikrochemischen Studium pflanzlicher Objekte - Tunmann, Otto, 1867 -1919 (Gebrüder Borntraeger, 1913)

Pflanzenphysiologie; ein Handbuch der Lehre vom Stoffwechsels und Kraftwechsels in der Pflanze - Pfeffer, W. (Wilhelm), 1845 -1920 (W. Engelmann, 1897)

Pflanzenpsychologie als Arbeitshypothese der Pflanzenphysiologie - Francé, R. H. (Raoul Heinrich), 1874 -1943 (Franckh'sche Verlagshandlung, 1909)

Die Pflanzenwelt - Warburg, Otto, 1859 -1938 (Bibliographisches Institut, 1913)

Photosynthesis and related processes - Rabinowitch, Eugene, 1901 - (Interscience Publishers, inc, 1945)

Photosynthetic mechanisms of green plants - National Research Council (U.S.). Committee on Photobiology. (National Academy of Sciences-National Research Council, 1963)

Phycologia generalis : oder, Anatomie, physiologie und systemkunde der tange - Kützing, Friedrich Traugott, 1807 -1893 (F. A. Brockhaus, 1843)