Die krankheiten der pflanzen, ein handbuch fur land-und forstwirte, gartner, gartenfreunde und botaniker - Frank, Albert Bernhard, 1839 -1900 (Trewendt, 1896)

Kritisk ordbok öfver svenska växtnamnen - Fries, Elias, 1794 -1878 (P.A. Norstedt, 1880)

Kryptogamenflora für Anfänger : eine Einführung in das Studium der blütenlosen Gewächse für Studierende und Liebhaber - Lindau, Gustav, 1866 -1923 (Springer, 1922)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1848)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1882)

Kunstformen der Natur - Bibliographisches Institut Leipzig. (Verlag des Bibliographischen Instituts, 1904)

Kunstformen der Natur - Bibliographisches Institut Leipzig. (Verlag des Bibliographischen Instituts, 1899)

A laboratory manual in practical botany - Clark, Charles H. (Charles Herbert), 1854 - (American book company, 1898)

A laboratory manual of high school botany - Clements, Frederic E. (Frederic Edward), 1874 -1945 (The University publishing co, 1900)

Laboratory outlines in plant pathology - Hesler, L. R. 1888 -1977 (The authors, 1916)

Laerebog i den botaniske terminologie og systemlaere - Drejer, Salomon Thomas Nicolai, 1813 -1842 (Schuboth, 1839)

The leaf spots of the elm - Miles, Lee Ellis, 1890 - (s.n, 1920)

Leaflets of Philippine botany (Oriental Printing Co, 1913)

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Lectures on plant physiology - Jost, Ludwig, 1865 -1947 (Clarendon Press, 1907)

Lectures on the evolution of plants (The Macmillan Co, 1899)

Lectures on the evolution of plants (The Macmillan company, 1899)

Lectures on the evolution of plants (The Macmillan company, 1910)

Lectures on the physiology of plants - Vines, Sydney Howard, 1849 -1934 (Univ. Press, 1886)

Lectures on the physiology of plants - Vines, Sydney Howard, 1849 -1934 (University Press, 1886)

Lectures on the physiology of plants - Vines, Sydney Howard, 1849 -1934 (University press, 1886)

Lectures on the physiology of plants - Vines, Sydney Howard, 1849 -1934 (The University Press, 1886)

Lehrbuch der Baumkrankheiten - Hartig, Robert, 1839 -1901 (Springer, 1889)

Lehrbuch der Baumkrankheiten - Hartig, Robert, 1839 -1901 (Springer, 1882)

Lehrbuch der Botanik - Bischoff, Gottlieb Wilhelm, 1797 -1854 (E. Schweizerbart, 1834)

Lehrbuch der Botanik - Bischoff, Gottlieb Wilhelm, 1797 -1854 (E. Schweizerbart, 1839)

Lehrbuch der Botanik - Bischoff, Gottlieb Wilhelm, 1797 -1854 (E. Schweizerbart, 1840)

Lehrbuch der Botanik; nach dem Gegenwärtigen Stand der Wissenschaft - Frank, Albert Bernhard, 1839 -1900 (W. Engelmann, 1892)

Lehrbuch der mitteleuropäischen Forstinsektenkunde mit einem Anhange : Die forstschädlichen Wirbelthiere - Ratzeburg, Julius Theodor Christian, 1801 -1871 (Eduard Hölzel, 1885)

Lehrbuch der mitteleuropäischen Forstinsektenkunde - Nitsche, Hinrich, 1845 -1902 (Verlagsbuchhandlung Paul Parey, SW, Hedemannstrasse 10, 1895)

Lehrbuch der Paläobotanik - Potonié, H. (Henry), 1857 -1913 (Borntraeger, 1921)

Lehrbuch der Pflanzenkranzkheiten : für Botaniker, Forstleute, Landwirthe und Gärtner - Hartig, Robert, 1839 -1901 (Springer, 1900)

Lehrbuch der Pharmakognosie des Pflanzenreiches : Naturgeschichte der wichtigeren Arzneistoffe vegetabilischen Ursprunges - Flückiger, Friedrich A. (Friedrich August), 1828 -1894 (R. Gaertner, 1867)

Lehrbuch der praktischen Pflanzenkunde in Wort und Bild : für Schule und Haus, für Gebildete aller Stände : mit über 1000 Abbildungen auf 60 colorirten Tafeln in Doppelfolio und 214 Holzschnitten - Hoffmann, Carl, 1802 -1883 (Hoffmann'sche Verlags-Buchhandlung, 1880)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1875)

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The lichen flora of the United States - Fink, Bruce, 1861 -1927 (University of Michigan Press, 1935)

Lichenaea Africana - Stizenberger, Ernst, 1827 -1895 (In Commission bei A. & J. Köppel, 1890)

Lichenographia europaea reformata. : Praemittuntur lichenologiae fundamenta. Compendium in theoreticum et practicum lichenum studium - Fries, Elias, 1794 -1878 (typis Berlingianis, venditur apud E. Mauritium, Gryphiae, 1831)

Lichens - Smith, Annie Lorrain, 1854 - (Univ. Press, 1921)

The lichens of Minnesota - Fink, Bruce, 1861 -1927 (1910)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1826)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1852)

A list of bibliographies of special subjects. July, 1902 - John Crerar Library, Chicago. (Printed by order of the Board of directors, 1902)

A list of bibliographies of special subjects, July, 1902 - John Crerar Library. (Printed by order of the Board of Directors, 1902)

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A list of works on North American fungi - Trelease, William, 1857 -1945 (Library of Harvard University, 1887)

A list of works on North American Fungi - Trelease, William, 1857 -1945 (Library of Harvard university, 1887)

A list of works on North American fungi. A supplemental list of works on North American fungi - Trelease, William, 1857 -1945 (Library of Harvard University, 1888)

Literaturberichte zur Flora, oder Allgemeinen botanischen Zeitung - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (K. Bayerische Botanische Gesellschaft, 1837)

The London journal of botany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, history, or uses : together with botanical notices and information and and occasional portraits and memoirs of eminent botanists - Hooker, William Jackson, Sir, 1785 -1865 (H. Baillière, 1842)

The London journal of botany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, history, or uses : together with botanical notices and information and and occasional portraits and memoirs of eminent botanists - Hooker, William Jackson, Sir, 1785 -1865 (H. Baillière, 1844)

London Naturalist - London Natural History Society. (London Natural History Society, 1938)

London Naturalist - London Natural History Society. (London Natural History Society, 1949)

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London Naturalist - London Natural History Society. (London Natural History Society, 1992)

London Naturalist - London Natural History Society. (London Natural History Society, 2001)

Loudon's encyclopaedia of plants; comprising the specific character, description, culture, history, application in the arts, and every other desirable particular respecting all the plants indigenous to, cultivated in, or introduced into Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longmans, Green, 1866)

Loudon's hortus britannicus : a catalogue of all the plants indigenous, cultivated in, or introduced to Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longman(etc],), 1850)

Loudon's hortus britannicus : a catalogue of all the plants indigenous, cultivated in, or introduced to Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longman(etc],), 1839)

Loudon's Hortus britannicus.A catalogue of all the plants indigenous, cultivated in, or introduced to Britain. Part I. The Linnaean arrangement... Part II. The Jussieuean arrangement... - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Rees, Orme, Brown, and Green, 1830)

The lower Eocene floras of southeastern North America - Berry, Edward Wilber, 1875 -1945 (Govt. Print. Off, 1916)

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Makers of British botany; a collection of biographies by living botanists - Oliver, Francis Wall, 1864 - (University press, 1913)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1888)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1890)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1894)