An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston, Son & Co, 1894)

An illustrated dictionary of scientific terms - Rossiter, William, 1897 (G. P. Putnam's Sons, 1878)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1913)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's Sons, 1896)

An illustrated flora of the northern United States, Canada and the British possesions from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102d meridian. Vol. 3, Apocynaceae to Compositae, dogbane to thistle - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1898)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the Pacific States: Washington, Oregon, and California - Abrams, Le Roy, 1874 -1956 (Stanford University Press, 1960)

An illustrated guide to the flowering plants of the middle Atlantic and New England states (excepting the grasses and sedges) the descriptive text written in familiar language - Stevens, George T. (George Thomas), 1832 -1921 (Dodd, Mead and company, 1910)

Illustrated natural history of British butterflies and moths - Newman, Edward, 1801 -1876 (Glaisher, 1869)

An illustrated natural history of British butterflies and moths - Newman, Edward, 1801 -1876 (W.H. Allen, 1800)

An illustrated natural history of British moths - Newman, Edward, 1801 -1876 (Hardwicke and Bogue, 1874)

Illustratio in hortum siccum Andreae Caesalpini - Caruel, Teodoro, 1830 -1898 ([Typis Le Monnier], 1858)

Illustrations of British entomology; or, A synopsis of indigenous insects: containing their generic and specific distinctions - Stephens, James Francis, 1792 -1853 (Printed for the author; published by Baldwin and Cradock, 1828)

Illustrations of British entomology; or, A synopsis of indigenous insects: containing their generic and specific distinctions - Stephens, James Francis, 1792 -1853 (Printed for the author; published by Baldwin and Cradock, 1829)

Illustrations of the British flora: a series of wood engravings, with dissections, of British plants - Bentham, George, 1800 -1884 (L. Reeve, 1919)

Illustrations of the British flora : a series of wood engravings, with dissections, of British plants - Bentham, George, 1800 -1884 (L. Reeve, 1887)

Illustrations of the British flora: a series of wood engravings, with dissections, of British plants - Fitch, W. H. (Walter Hood), 1817 -1892 (Reeve, 1908)

Illustrations of the British flora: a series of wood engravings, with dissections, of British plants - Bentham, George, 1800 -1884 (L. Reeve & co, 1880)

Illustrazione del primo volume dell'Erbario di Ulisse Aldrovandi - Mattirolo, Oreste, 1856 -1947 (Tip. di A. Ciminago, 1899)

Illustrierte Flora von Nord- und Mittel-Deutschland, mit einer Einführung in die Botanik - Potonié, H. (Henry), 1857 -1913 (J. Springer, 1889)

Illustrierte Wochenschrift für Entomologie - Berliner Entomologische Gesellschaft. (J. Neumann, 1897)

Illustrierte Zeitschrift für Entomologie - Allgemeine Entomologische Gesellschaft. (J. Neumann, 1900)

Illustrirte Garten-Zeitung - Müller, Karl, 1818 -1899 (E. Schweizerbart, 1862)

In memoriam quattuor seculorum ab Universitate Upsaliensi peractorum Regia Societas Scientiarum Upsaliensis - Societas Regia Scientiarum Upsaliensis. (Excudit Ed. Berling Reg. Acad. Typographus, 1877)

Incrementa florae phaenogamae Rossicae - Trautvetter, Ernst Rudolph von, 1809 -1889 ([s.l.], 1882)

Index Kewensis plantarum phanerogamarum : nomina et synonym omnium generum et specierum a linnaeo usque as annum MDCCLXXXV complectans nomine recepro auctore patria unicuique planta subjectis : sumptibus beati Caroli Roberti Darwin ductu et consilio Josephi D. Hooker. Tomus 1-2 = Index Kewensis : an enumeration of the genera and species of flowering plants from the time of Linnaeus to the year 1885 inclusive together with their authors names, the works in which they were first published, their native countries and thei - Hooker, Joseph Dalton, 1817 -1911 (Clarendon Press, 1893)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCLXVI usque ad finem anni MDCCCCLXX nonnulla etiam antea edita complectens. Supplementum quintum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCLVI usque ad finem anni MDCCCCLX nonnulla etiam antea edita complectens. Supplementum tertium decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

Index of British plants according to the London catalogue - Turnbull, Robert. (G. Bell, 1889)

Index plantarum Japonicarum, sive, Enumeratio plantarum omnium ex insulis Kurile, Yezo, Nippon, Sikoku, Kiusiu, Liukiu, et Formosa hucusque cognitarum systematice et alphabetice disposita adjectis synonymis selectis, nominibus Japonicis, locis natalibus - Matsumura, Jinzo, 1856 -1928 (Apud Maruzen, 1904)

Index seminum Horti Botanici Almaatensis Academiae Scientiaruim - Glavnyĭ botanicheskiĭ sad (Qazaq SSR ghylym akademii︠a︡sy) (Horti botanici Almaatensis Academiae Scientiaruim, 1935)

Index seminum Horti Botanici Almaatensis Academiae Scientiaruim - Glavnyĭ botanicheskiĭ sad (Qazaq SSR ghylym akademii︠a︡sy) (Horti botanici Almaatensis Academiae Scientiaruim, 1936)

Index seminum in horto botanico universitatis Debreceniensis anno 1936 collectorum - Kossuth Lajos Tudományegyetem. Botanikuskert. ([Botanikuskert, Kossuth Lajos Tudományegyetem], 1936, 1936)

Index seminum quae Askania Nova (sectio botanica) pro mutua commutatione offert - Botanichnyĭ park (Askanii͡a-Nova, Ukraine) (National Step Reservation], 1926)

Insect notes - Patch, Edith M. (Edith Marion), 1876 -1954 (Maine Agricultural Experiment Station, 1908)

Les insectes : Traité élémentaire d'entomologie, comprenant l'histoire des esèces utiles et de leurs produits des espèces nuisibles et des moyens de les détruire, l'étude des métamorphoses et des moeurs, les procédés de chasses et de conversation - Girard, Maurice, 1822 -1886 (J.-B. Baillière, 1873)

Insects at home, being a popular account of those insects which are useful or destructive and minutely describing their structure, habits, etc - Wood, J. G. (John George), 1827 -1889 (Alden, 1884)

Insekten-Börse (1892)

Insekten-Börse (1893)

Insekten-Börse (1894)

Insekten-Börse (1899)

Die Insekten-Welt : Zeitschrift des Internationalen Entomologen-Vereins - Internationaler Entomologischer Verein. (1885)

Insektenkalender für Sammler und Oekonomen - Brahm, Nikolaus Joseph, 1754 -1821 (Universitätsbuchhandlung, 1790)

Insektenkalender für Sammler und Oekonomen - Brahm, Nikolaus Joseph, 1754 -1821 (in der kurfürstl. privileg. Universitätsbuchhandlung, 1790)

Die Insektenwelt : ein Taschenbuch zu entomologischen Exkursionen für Lehrer und Lernende - Karsch, Dr., (Anton) 1822 -1892 (O. Lenz, 1883)

Interior Columbia Basin ecosystem management project : analysis of vascular plants - Shelly, J. Stephen (U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station], 1997)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1911)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1911)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1908)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1909)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1910)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1912)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1913)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1914)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1918)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1919)

Introducción à la flora de Cataluña y catálogo razonado de las plantas observadas en esta región - Costa y Cuxart, Antonio Cipriano, 1817 -1886 (Impr. del Diario de Barcelona, 1864)

Introduction to botany, containing an explanation of the theory of that science, extracted from the works of Linnaeus - Lee, J. (Bell, 1811)

Introduction to entomology. [Beetles. British butterflies. British moths, sphinxes, &c. Foreign butterflies. Bees. Exotic moths] - Duncan, James, 1804 -1861 (W.H. Lizars [etc.], 1843)

An introduction to the natural system of botany : or, A systematic view of the organisation, natural affinities, and geographical distribution, of the whole vegetable kingdom : together with the uses of the most important species in medicine, the arts, and rural or domestic economy - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, and Green, 1830)

An introduction to the natural system of botany: or, A systematic view of the organization, natural affinities, and geographical distribution of the whole vegetable kingdom; together with the uses of the most important species in medicine, the arts, and rural or domestic economy - Lindley, John, 1799 -1865 (G. & C. & H. Carvill, 1831)

Inventaire des plantes phanérogames et cryptogames vasculaires croissant spontanément ou cultivées en grand dans le département de l'Orne - Letacq, Arthur Louis, 1855 -1923 (Jules Lecerf, 1906)

Ioannis Antonii Scopoli ... Flora Carniolica : exhibens plantas Carnioliae indigenas et distributas in classes, genera, species, varietates, ordine Linnaeano - Scopoli, Giovanni Antonio, 1723 -1788 (Impensis Ioannis Pauli Krauss, bibliopolae Vindobonensis, 1772)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1897)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1899)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1903)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1904)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1905)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1907)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1922)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1923)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1818)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1819)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1823)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1828)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1836)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1837)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1838)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1841)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1846)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1848)

Island life; or, the phenomena and causes of insular faunas and floras, including a revision and attempted solution of the problem of geological climates - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1880)

Island life, or, the phenomena and causes of insular faunas and floras : including a revision and attempted solution of the problem of geological climates - Wallace, Alfred Russel, 1823 -1913 (Macmillan and co, 1880)

Island life, or, The phenomena and causes of insular faunas and floras : including a revision and attempted solution of the problem of geological climates - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1902)

Isle of Wight disease in hive bees . (1), Isle of Wight disease in hive bees - Acarine disease: The organism associated with the disease - Tarsonemus Woodi... by John Renniue ... - Rennie, John, 1865 -1928 (Robert Grant & Son, 1921)

Izvestiia na Tsarskitia prirodonauchni instituti v Sofiia = Mitteilungen aus den Konigl. naturwissenschaftlichen Instituten in Sofia, Bulgarien = Bulletin des Institutions royales d'histoire naturelle á Sofia, Bulgarie - Tsarskitie prirodonauchni instituti (Sofiia, Bulgaria) (Pechatnitsa P. Glushkov, 1936)

Izvestiia na Tsarskitia prirodonauchni instituti v Sofiia = Mitteilungen aus den Konigl. naturwissenschaftlichen Instituten in Sofia, Bulgarien = Bulletin des Institutions royales d'histoire naturelle á Sofia, Bulgarie - Tsarskitie prirodonauchni instituti (Sofiia, Bulgaria) (Pechatnitsa P. Glushkov, 1940)

J. C. Röhlings Deutschlands Flora - Koch, Wilhelm Daniel Joseph, 1771 -1849 (F. Wilmans, 1823)

J. M. Nickell's Botanical ready reference : especially designed for druggists and physicians ... - Nickell, J. M. (Nickell, 1881)

J. Sturms Flora von Deutschland : in Abbildungen nach der Natur - Sturm, Jakob, 1771 -1848 (K. G. Lutz, 1904)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (1849)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (1850)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (1851)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (1855)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (1861)

Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten - Hamburg (Germany). Oberschulbeh. Sektion f Wissenschaftlichen Anstalten. (Lucas Gr & Sillem, 1904)

Jahrbuch der St. Gallischen Naturwissenschaftlichen Gesellschaft für das Vereinsjahr ... - St. Gallische Naturwissenschaftliche Gesellschaft (Switzerland) (Zollikofer'sche Buchdr, 1899)

Jahrbuch des Königlichen Botanischen Gartens und des Botanischen Museums zu Berlin - Königlicher Botanischer Garten (Berlin, Germany) (Borntraeger, 1881)

Jahrbuch des Königlichen Botanischen Gartens und des Botanischen Museums zu Berlin - Königlicher Botanischer Garten (Berlin, Germany) (Borntraeger, 1883)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1864)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1869)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1873)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1880)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1882)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1884)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1888)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1891)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1900)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1904)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1905)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1913)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1916)

Jahrbücher für wissenschaftliche Botanik - Strasburger, Eduard, 1844 -1912 (G. Borntraeger, 1866)