Lehrbuch der botanik nach dem gegenwärtigen stand der wissenschaft - Sachs, Julius, 1832 -1897 (W. Engelmann, 1874)

Lehrbuch der forstlichen Bodenkunde und Klimatologie - Heyer, Gustav (F. Enke, 1856)

Lehrbuch der Pflanzenphysiologie, mit besonderer Berücksichtigung der landwirtschaftlichen Kulturpflanzen - Frank, H. B (P. Parey, 1896)

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

Lehrbuch für den ersten, systematischen Unterricht in der Naturgeschichte - Lumnitzer, Johann Georg. (In der Kunsthandlung des H.F. Müller, 1826)

Die Lehre von der Pflanzenzelle - Hofmeister, Wilhelm, 1824 -1877 (Engelmann, 1867)

Leonard Coates Nurseries, nurserymen, florists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Coates Nurseries, 1931)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1890)

Die Lepidopteren der Schweiz - Frey, Heinrich, 1822 -1890 (W. Engelmann, 1880)

The Lepidopterists' Society, commemorative volume, 1945-1973 - Clench, Harry K. (The Society, 1945)

Lessons in Elementary Botany, the part of Systematic Botany based upon material left in manuscript by the late Prof. Henslow - Oliver, Daniel, 1830 -1916 (MacMillan, 1888)

Letters from the Canary Islands - Browne, D. J. (Daniel Jay), 1804 -1867 (G. W. Light, 1834)

Der Lichtgenuss der Pflanzen : photometrische und physiologische Untersuchungen mit besonderer Rücksichtnahme auf Lebensweise, geographische Verbreitung und Kultur der Pflanzen - Wiesner, Julius, 1838 -1916 (W. Engelmann, 1907)

Life histories of North American birds, from the parrots to the grackles, with special reference to their breeding habits and eggs - Bendire, Charles, 1836 -1897 (Smithsonian Institution, 1895)

Life histories of North American birds, with special reference to their breeding habits and eggs - Bendire, Charles, 1836 -1897 (G.P.O, 1892)

Life, outlines of general bioloy - Thomson, J. Arthur (John Arthur), 1861 -1933 (Harper, 1900)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1829)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1830)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1831)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1832)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1833)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1844)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1848)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1853)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1863)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1876)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1877)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1935)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1941)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1948)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1931)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1968)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1977)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1950)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1984)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1959)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1985)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1961)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1987)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1986)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1955)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1962)

List of seeds - Giardino Botanico Hanbury (Mortola, Italy) (G.A. Koenig, 1891)

List of seeds - Giardino Botanico Hanbury (Mortola, Italy) (G.A. Koenig, 1892)

List of seeds - Giardino Botanico Hanbury (Mortola, Italy) (G.A. Koenig, 1894)

List of the Coccoidea species (Homoptera) of the United States Virgin Islands - United States. Animal; Plant Health Inspection Service. Plant Protection; Quarantine Programs. (United States Department of Agriculture, Animal and Plant Health Inspection Service, Plant Protection and Quarantine, 1983)

Liste der in der deutschen Flora enthaltenen Gefässpflanzen, zunächst nach Koch's Synopsis Florae germanicae et helveticae behufs der botanischen Untersuchung von Bayern zusammengestellt (J.G. Weiss, 1849)

Literaturberichte zur Flora, oder Allgemeinen botanischen Zeitung - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (K. Bayerische Botanische Gesellschaft, 1831)

The London and Edinburgh philosophical magazine and journal of science (Richard and John E. Taylor, 1837)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1852)

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)

Lyon-horticole - Association horticole lyonnaise. (Impr. du Salut public, 1891)

Lyon-horticole - Association horticole lyonnaise. (Impr. du Salut public, 1900)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1985)

Magasin Encyclopédique : ou journal des sciences, des lettres et des arts (1795)

Magazin für die Botanik - Römer, J. J. (Johann Jacob), 1763 -1819 (Ziegler und Söhne, 1788)

Magazin für die Botanik - Römer, J. J. (Johann Jacob), 1763 -1819 (Ziegler und Söhne, 1790)

The Magazine of horticulture, botany, and all useful discoveries and improvements in rural affairs (Hovey and Co, 1838)

The Magazine of horticulture, botany, and all useful discoveries and improvements in rural affairs (Hovey and Co, 1839)

The Magazine of horticulture, botany, and all useful discoveries and improvements in rural affairs (Hovey and Co, 1855)

The Magazine of horticulture, botany, and all useful discoveries and improvements in rural affairs (Hovey and Co, 1864)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1830)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1832)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1837)

El maguey - Rincon Gallardo, Pedro. (Imprenta Particular de la S. Agrícola Mexicana, 1901)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1915)

Malacologia - Institute of Malacology. (Institute of Malacology], 1999)

Malerische Botanik : Schilderungen aus dem Leben der Gewächse : populäre Vorträge über physiologische und angewandte Pflanzenkunde - Wagner, Hermann, 1824 -1879 (O. Spamer, 1861)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1895)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1896)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1899)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1900)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1901)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1902)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1903)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1905)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1908)

Manual de agricultura y ganadería mexicanas - Pérez Gallardo, J, (Imprenta de José A. Bonilla, 1874)

Manual de plantas de Costa Rica - Hammel, Barry Edward, 1946 - (Missouri Botanical Garden, 2003)

A manual for the park : or, A botanical arrangement and description of the trees and shrubs in the Royal Victoria Park, Bath ; combining its history, with much additional, interesting, useful, and appropriate matter - Hanham, Frederick, 1806 -1877 (Longman, Brown, Green, Longmans, and Roberts, 1857)

A Manual of botany : being an introduction to the study of the structure, physiology, and classification of plants - Balfour, John Hutton, 1808 -1884 (A. and C. Black, 1875)

A manual of botany: being an introduction to the study of the structure, physiology, and classification of plants - Balfour, John Hutton, 1808 -1884 (J. J. Griffin [etc.] 1851, 1851)

A manual of botany: including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (John Churchill and Sons, 1870)

A manual of botany including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (J & A. Churchill, 1887)

A manual of botany, including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (J & A. Churchill, 1887)

A manual of botany: including the structure, functions, classification, properties and uses of plants - Bentley, Robert, 1821 -1893 (John Churchill, 1861)

Manual of conchology, structural and systematic : with illustrations of the species. Second series, Pulmonata - Hyatt, Alpheus, 1838 -1902 (Published by the Author, 1903)

A manual of Indian timbers; an account of the growth, distribution, and uses of the trees and shrubs of India and Ceylon with descriptions of their wood-structure - Gamble, J. S. (James Sykes), 1847 -1925 (S. Low, Marston & co. ltd, 1902)

A manual of Indian timbers: an account of the structure, growth, distribution, and qualities of Indian woods - Gamble, J. S. (James Sykes), 1847 -1925 (Office of the Superintendent of Govt. Printing, 1881)

A manual of organic materia medica and pharmacognosy; an introduction to the study of the vegetable kingdom and the vegetable and animal drugs (with syllabus of inorganic remedial agents) comprising the botanical and physical characteristics, source, constituents, pharmacopoeial preparations, insects injurious to drugs, and pharmacal botany - Sayre, Lucius Elmer. (Blakiston, 1917)

Manual of plant diseases - Lindau, Gustav, 1866 -1923 (The Record press, 1914)

Manual of plant diseases - Lindau, Gustav, 1866 -1923 (The Record Press, 1914)

A manual of poisonous plants : chiefly of eastern North America : with brief notes on economic and medicinal plants, and numerous illustrations - Pammel, L. H. (Louis Hermann), 1862 -1931 (Torch Press, 1911)

A manual of poisonous plants : chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations - Pammel, L. H. (Louis Hermann), 1862 -1931 (Torch Press, 1910)

A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations - Pammel, L. H. (Louis Hermann), 1862 -1931 (The Torch Press, 1910)

A manual of poisonous plants : chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations - Pammel, L. H. (Louis Hermann), 1862 -1931 (The Torch Press, 1911)

A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations - Pammel, L. H. (Louis Hermann), 1862 -1931 (The Torch Press, 1911)

A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations - Pammel, L. H. (Louis Hermann), 1862 -1931 (The Torch press, 1911)

Manual of the New Zealand flora - Cheeseman, T. F. (Thomas Frederick), 1846 -1923 (Govt. Printer, 1925)

Manual of the New Zealand flora - Cheeseman, T. F. (Thomas Frederick), 1846 -1923 (J. Mackay, Govt. Printer, 1906)

Manuel complet du jardinier, maraicher, pépiniériste, botaniste, fleuriste et paysagiste - Noisette, Louis, 1772 -1849 (Rousselon, 1826)

Manuel complet du jardinier maraicher, pépiniériste, botaniste, fleuriste et paysagiste - Noisette, Louis, 1772 -1849 (Rousselon, libraire-éditeur, rue d'Anjou-Dauphine, 1825)

Manuel de l'acclimateur, ou, Choix de plantes recommandées pour l'agriculture, l'industrie et la médecine, et adaptées aux divers climate de l'Europe et des pays tropicaux - Naudin, Charles, 1815 -1899 (Société d'aAcclimatation, 1887)

Manuel de l'amateur de cactus; histoire naturelle des plantes de la famille des cactacées - Lemaire, Charles Antoine, 1801 -1871 (Librairie agricole de la Maison rustique, 1845)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1905)

Martin's Natural history - Martin, F. (Phinney, Blakeman & Mason, 1861)

Materia medica Americana potissimum regni vegetabilis - Lloyd, C. G. (Curtis Gates), 1859 -1926 ([s.n.], 1903)

Materica medica of India and their therapeutics - Katrak, Nanabhai Navrosji. (Printed at the "Times of India" Press, 1903)

Mémoires de l'Académie impériale des sciences de St. Pétersbourg. 5e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Académie impériale des sciences, 1809)

Mémoires de l'Académie impériale des sciences de St. Pétersbourg. 5e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Académie impériale des sciences, 1811)

Mémorandum des travaux de botanique et de physiologie végétale qui ont été publiés par l'Academie royale des sciences, des lettres et des beaux-arts de Belgique pendant le premier siècle de son existence (1772-1871) : rapport séculaire - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (F. Hayez, 1872)

Das mechanische Princip in anatomischen Bau der Monocotylen : mit vergleichenden Ausblicken auf übrigen Pflanzenklassen - Royal College of Physicians of Edinburgh. (W. Engelmann, 1874)

Mededeelingen uitgaande van het Departement van Landbouw - Dutch East Indies. Departement van Landbouw. (G. Kolff & Co, 1913)

Medical and economical botany - Lindley, John, 1799 -1865 (Bradbury and Evans, 1849)

Medical and oeconomical botany - Lindley, John, 1799 -1865 (Bradbury & Evans, 1849)