Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz - Rabenhorst, Ludwig, 1806 -1881 (E. Kummer, 1907)

Études sur le polymorphisme des champignons : influence du milieu - Beauverie, Jean, 1874 -1938 (J.-B. Baillière, 1900)

Education through nature study; foundations & methods - Munson, John P. (Kellogg, 1903)

Einführung in die Pflanzenpathologie; ein Lehrbuch für Land- und Forstwirte, Gärtner und Biologen - Morstatt, Hermann Albert, 1877 - (Gebr. Borntraeger, 1923)

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 (W. Swan Sonnenschein & Allen, 1881)

An elementary text-book of botany - Vines, Sydney Howard, 1849 -1934 (W.S. Sonnenschein & Allen, 1880)

An elementary text-book of botany - Vines, Sydney Howard, 1849 -1934 (J.B. Lippincott & Co, 1880)

An elementary text-book of the microscope; including a description of the methods of preparing and mounting objects, etc - Griffith, J. W. (John William) (J. Van Voorst, 1864)

An elementary text-book of the microscope; including a description of the methods of preparing and mounting objects, etc - Griffith, J. W. (John William) (John Von Voorst, 1864)

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)

The elements of botany embracing organography, histology, vegetable physiology, systematic botany and economic botany ... together with a complete glossary of botanical terms - Kellerman, W. A. (William Ashbrook), 1850 -1908 (J. E. Potter and Company, 1883)

Elements of structural and systematic botany, for high schools and elementary college courses (Ginn, 1891)

Eliae Fries Summa vegetabilium Scandinaviae, seu Enumeratio systematica et critica plantarum quum cotyledonearum, tum nemearum inter Mare Occidentale et Album, inter Eidoram et Nordkap, hactenus lectarum, indicata simul distributione geographica ... Accedunt expositio systematis plantarrum morphologici, comparatio vegetationis adjacentium regionum, definitiones specierum in Kochii Synopsi florae germanicae et nemearum monographiis haud obviarum L. aliter expositarum - Fries, Elias, 1794 -1878 (A. Bonnier, 1846)

Enchiridion botanicum, exhibens classes et ordines plantarum accedit nomenclator generum et officinalium vel usualium indicatio - Endlicher, Stephan, 1804 -1849 (Sumptibus G. Engelmann, 1841)

Encyclopédie d'histoire naturelle; ou, traité complet de cette science d'après les travaux des naturalistes les plus éminents de tous les pays et de toutes les époques: Buffon, Daubenton, Lacépède, G. Cuvier, F. Cuvier, Geoffroy Saint-Hilaire, Latreille, De Jussieu, Brongniart, etc - Chenu, Jean-Charles, 1808 -1879 (Maresq, 1858)

The English flora - Smith, James Edward, 1759 -1828 (Longman, Hurst, Rees, Orme, Brown, and Green, 1824)

Entomologische berichten - Nederlandse Entomologische Vereniging (1968)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1924)

Enumeración de las plantas de la Peninsula Hispano-Lusitana é Islas Baleares, con la distribución geográfica de las especies, y sus nombres vulgares, tanto nacionales como provinciales - Colmeiro, Miguel, 1816 -1901 (Impr. de las Viuda é Hija de Fuentenebro, 1885)

Enumeración y revisión de las plantas de la Peninsula Hispano-Lusitana é Islas Baleares, con la distribución geográfica de las especies, y sus nombres vulgares, tanto nacionales como provinciales - Colmeiro, Miguel, 1816 -1901 (Fuentenebro, 1889)

Enumeratio fungorum Nassoviae, a Leopoldo Fuckel collectorum - Fuckel, Leopold (J. Niedner, 1860)

Enumeratio systematica fungorum in omnium herbarum europaearum organis diversis hucusque observatorum mentione facta fontium litterariorum diagnoses eorum figurasque proferentium nec non praecipuorum eorum synonymorum numerorumque collectionum plurium venalium species enumeratas - Oudemans, C. A. J. A. (Cornelis Antoon Jan Abraham), 1825 -1906 (apud M. Nijhoff, 1919)

Erythea. a journal of botany, West American and general - Jepson, Willis Linn, 1867 -1946 (University of California, 1895)

Essai d'une classification naturelle des champignons, ou Tableau me´thodique des genres rapporte´s jusqu'au pres´ent a` cette famille - Brongniart, Adolphe, 1801 -1876 (F.G. Levrault, 1825)

The essentials of botany - Bessey, Charles E. (Charles Edwin), 1845 -1915 (H. Holt and company, 1896)

The essentials of botany - Bessey, Charles E. (Charles Edwin), 1845 -1915 (Holt, 1896)

The essentials of botany - Bessey, Ernst Athearn, 1877 -1957 (H. Holt and company, 1914)

The essentials of botany - Bessey, Charles E. (Charles Edwin), 1845 -1915 (Holt, 1884)

The essentials of botany - Bessey, Charles E. (Charles Edwin), 1845 -1915 (H. Holt and company, 1893)

Essentials of college botany - Bessey, Ernst Athearn, 1877 -1957 (H. Holt, 1914)

Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1903)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1889)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1910)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1912)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1915)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1917)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1890)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1896)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1900)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1902)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1905)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1908)

Farlowia :a journal of cryptogamic botany (Farlow Library and Herbarium of Harvard University, 1947)

Farlowia :a journal of cryptogamic botany (Farlow Library and Herbarium of Harvard University, 1949)

Fauna, flora & geology of the Clyde area - Elliot, G. F. Scott (George Francis Scott), 1862 -1934 (Pub. by the local committee for the meeting of the British Association, 1901)

The ferns (Filicales) treated comparatively with a view to their natural classification - Bower, F. O. (Frederick Orpen), 1855 -1948 (University Press, 1923)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1890)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1892)

First report on the flora of Wyoming - Nelson, Aven, 1859 -1952 (Wyoming Experiment Station, 1896)

Flora balearica, étude phytogéographique sur les íles Baléares - Knoche, Herman, 1870 -1945 (Imp. Roumégous et Déhan], 1821)

Flora balearica, étude phytogéographique sur les íles Baléares - Knoche, Herman, 1870 -1945 (Imp. Roumégous et Déhan], 1921)

Flora der gefürsteten Grafshaft Tirol, des Landes Vorarlberg und des Fürstenthumes Liechtenstein - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (Verlag der Wagner'-schen Universitäts-Buchhandlung, 1903)

Flora der Gegend um Frankfurt am Main - Becker, Johannes, 1769 -1833 (Ludwig Reinherz, 1828)

Die Flora des Puschlav (Bezirk Bernina, Kanton Graubünden) - Brockmann-Jerosch, H. (Heinrich), 1879 -1939 (W. Engelmann, 1907)

Flora melitensis nova - Sommier, Stefano, 1848 -1922 (Stabilimento Pellas, 1915)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1823)