London Naturalist - London Natural History Society. (London Natural History Society, 1995)

London Naturalist - London Natural History Society. (London Natural History Society, 1998)

London Naturalist - London Natural History Society. (London Natural History Society, 2003)

London Naturalist - London Natural History Society. (London Natural History Society, 2004)

London Naturalist - London Natural History Society. (London Natural History Society, 2005)

London Naturalist - London Natural History Society. (London Natural History Society, 2006)

London Naturalist - London Natural History Society. (London Natural History Society, 2011)

London Naturalist - London Natural History Society. (London Natural History Society, 2012)

London Naturalist - London Natural History Society. (London Natural History Society, 2014)

London Naturalist - London Natural History Society. (London Natural History Society, 2015)

London parks and gardens - Cecil, Evelyn, Mrs., 1865 -1941 (E.P. Dutton, 1907)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 2002)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 2022)

Loudon Nurseries, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Loudon Nurseries, 1933)

Louis Vetault & Son, florists and nurserymen, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Louis Vetault & Son, 1933)

Ludwig Darmstaedters Handbuch zur Geschichte der Naturwissenschaften und der Technik. In chronologischer Darstellung. 2., umgearb. und verm. Aufl. Unter Mitwirkung von Professor Dr. R. du Bois-Reymond und Oberst z.d.C. Schaefer, hrsg. von Professor Dr. L. Darmstaedter - Du Bois-Reymond, R. (René), 1863 -1938 (J. Springer, 1908)

Ludwig Darmstaedters Handbuch zur Geschichte der Naturwissenschaften und der Technik. In chronologischer Darstellung. 2., umgearb. und verm. Aufl. Unter Mitwirkung von R. du Bois-Reymond und C. Schaefer, hrsg. von L. Darmstaedter - Du Bois-Reymond, R. (René), 1863 -1938 (J. Springer, 1908)

Lunds universitets års-skrift. Acta Universitatis Lundensis - Lunds universitet. (Universitetet, 1889)

Lunds universitets årsskrift 2. Afd Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1918)

Lunds universitets årsskrift 2. Afd Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1919)

Lyhykäinen kasvioppi ja kasvio - Mela, A. J. (Aukusti Juhana), 1846 -1904 (Suomalaisen Kirjallisuuden Seuran Kirjapainossa, 1877)

The Macrolepidoptera of the world : a systematic account of all the known Macrolepidoptera - Seitz, Adalbert, 1860 -1938 (Fritz Lehmann Verlag, 1912)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1962)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1979)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1980)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2003)

Magazine of zoology and botany - Westwood, J. O. (John Obadiah), 1805 -1893 (1837)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1907)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1911)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1913)

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

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1917)

Maladies des plantes agricoles et des arbres fruitiers et forestiers causées par des parasites végétaux - Prillieux, Édouard-Ernest, 1829 -1915 (Didot, 1895)

Maladies des plantes cultivées - Delacroix, Georges, 1858 -1907 (J.-B. Baillière et fils, 1909)

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, 1893)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1898)

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, 1906)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1907)

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

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1914)

The mammals of the Caucasus; a history of the evolution of the fauna. (Mlekopitayushchie Kavkaza; istoriya formirovaniya fauny) - Vereshchagin, N. K. (Israel Program for Scientific Translations [available from the U.S. Dept. of Commerce, Clearinghouse for Federal Scientific and Technical Information, Springfield, Va.], 1967)

Mammals of the Soviet Union - Hoffmann, Robert S. (Smithsonian Institution Libraries and National Science Foundation, 1998)

Manning's sixtieth annual price list [of] hardy trees, shrubs, fruits and flowers ... : spring of 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Woodward Manning, 1914)

Manual of gardening : a practical guide to the making of home grounds and the growing of flowers, fruits, and vegetables for home use - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan Co, 1911)

Manual of gardening; a practical guide to the making of home grounds and the growing of flowers, fruits, and vegetables for home use - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan Company, 1917)

Manual of gardening; a practical guide to the making of home grounds and the growing of flowers, fruits, and vegetables for home use - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company, 1910)

Manual of gardening; a practical guide to the making of home grounds and the growing of flowers, fruits, and vegetables for home use - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company, 1912)

A manual of histological pharmacognosy and bacteriology - Darbaker, Leasure Kline. (1921)

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 (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 (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 flora of the northern states and Canada - Britton, Nathaniel Lord, 1859 -1934 (H. Holt and Co, 1901)

Manual of the flora of the northern states and Canada - Britton, Nathaniel Lord, 1859 -1934 (Holt, 1905)

Manual of the flora of the northern states and Canada - Britton, Nathaniel Lord, 1859 -1934 (H. Holt, 1907)

Manual of the flora of the northern states and Canada, by Nathaniel Lord Britton ... - Britton, Nathaniel Lord, 1859 -1934 (H. Holt and Co, 1901)

A manual of the medical botany of North America - Johnson, Laurence, 1845 -1893 (William Wood & Company, 56 & 58 Lafayette Place, 1884)

A manual of the medical botany of North America - Johnson, Laurence, 1845 -1893 (Wood, 1884)

A manual of the medical botany of North America - Johnson, Laurence, 1845 -1893 (W. Wood, 1884)

A manual of the timbers of the world : their characteristics and uses : to which is appended an account by S. Fitzgerald of the artificial seasoning of timber - Howard, Alexander Liddon, 1863 -1946 (Macmillan, 1920)

A manual of the timbers of the world; their characteristics and uses, to which is appended an account by S. Fitzgerald of the artificial seasoning of timber - Howard, Alexander Liddon, 1863 -1946 (Macmillan, 1920)

Manual of the trees of North America (exclusive of Mexico) - Sargent, Charles Sprague, 1841 -1927 (Houghton Mifflin company, 1922)

Manual of the trees of North America (exclusive of Mexico) - Sargent, Charles Sprague, 1841 -1927 (Houghton, 1905)

Manual of the trees of North America (exclusive of Mexico) - Sargent, Charles Sprague, 1841 -1927 (Houghton, Mifflin, 1905)

Manuel de la flore de Belgique - Crépin, François, 1830 -1903 (G. Mayolez, 1884)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1902)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1908)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1911)

Marshall's seeds : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.E. Marshall & Co., Inc, 1926)

Marshall's seeds : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.E. Marshall & Co., Inc, 1928)

Maryland naturalist - Natural History Society of Maryland (The Society, 1998)

May bulletin : in cold storage for rush orders - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1947)

Mémoires de la Société zoologique de France - Société zoologique de France. (Au Siege de la Société, 1900)

Meadowlark - Illinois Ornithological Society. (Illinois Ornithological Society, 2011)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1876)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1881)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1885)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1893)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1919)

Meddelanden från Statens Skogsförsöksanstalt = Mitteilungen aus der Forstlichen Versuchsanstalt Schwedens - Statens Skogsförsöksanstalt (Sweden) (Centraltryckeriet, 1916)

Medical botany containing systematic and general descriptions, with plates, of all the medicinal plants, indigenous and exotic, comprehended in the catalogues of the materia medica, as published by the Royal Colleges of Physicians of London and Edinburgh : accompanied with a circumstantial detail of their medicinal effects, and of the diseases in which they have been most successfully employed - Woodville, William, 1752 -1805 (Printed and sold for the author by James Phillips, 1792)

Medicinalflora : eine Einführung in die allgemeine und angewandte Morphologie und Systematik der Pflanzen, mit besonderer Rücksicht auf das Selbststudium für Pharmaceuten, Mediciner und Studirende - Müller, Carl, 1855 -1907 (J. Springer, 1890)

Medicinisch-pharmaceutische botanik : oder beschreibung und abbildung sämmtlicher in der Neuesten K.K. Österr. Landes-Pharmacopöe vom Jahre 1836 aufgeführten arzneipflanzen; in naturhistorischer, phytographischer, pharmakognostischer und pharmakodynamischer beziehung, mit besonderer rücksicht auf die botanisch-pharmaceutischen synonyme und verfälschung oder verwechslung der abgehandelten arzneistoffe; mit ganz gertreu gezeichneten und fein colorirten abbildungen; zum gebrauche für angehende und ausübende aerzte und pharmaceuten - Stupper, C. L. (Gedruckt bei Anton Strauss's sel. Witwe, 1841)

Meehan's monthly : a magazine of horticulture, botany, and kindred subjects (T. Meehan & Sons, 1891)

Meehans' book of hardy plants : describes the most complete assortment of high grade hardy stock in America - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan and Sons Inc, 1904)

Meehans' established 1854 : 49th edition autumn 1909 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, Inc, 1909)

Meehans' manual of outdoor plants : Autumn 1907 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1907)

Meehans' manual of outdoor plants : Autumn 1907 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1908)

Meehans' monthly : a magazine of horticulture, botany and kindred subjects (Thomas Meehan & Sons, 1900)

Meehans' Nurseries wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1898)

Meehans' Nurseries wholesale trade list : Spring 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, Inc, 1903)

Mélanges biologiques tirés du Bulletin de l'Académie impériale des sciences de St. Pétersbourg - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Eggers et comp, 1854)

Mélanges biologiques tirés du Bulletin de l'Académie impériale des sciences de St. Pétersbourg - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Eggers et comp, 1865)

Mélanges biologiques tirés du Bulletin de l'Académie impériale des sciences de St. Pétersbourg - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Eggers et comp, 1891)

Mémoires - Société entomologique de Belgique. (The Society, 1906)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg 7e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (L'Académie, 1866)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg 7e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (L'Académie, 1869)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1854)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1861)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1867)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1872)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1873)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1875)

Mémoires de la Société d'émulation du Doubs - Société d'émulation du Doubs. ([La Société], 1880)

Mémoires de la Société d'émulation du Doubs - Société d'émulation du Doubs. ([La Société], 1895)

Mémoires de la Société d'émulation du Doubs - Société d'émulation du Doubs. ([La Société], 1903)

Mémoires de la Société du muséum d'histoire naturelle de Strasbourg - Société du musée d'histoire naturelle de Strasbourg. (F. G. Levrault, 1835)

Mémoires de la Société géologique de France - Société géologique de France. (F.-G. Levrault, 1862)

Memoirs - Brooklyn Botanic Garden. (The Garden, 1918)

Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1893)

Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1900)

Memorias - Academia Nacional de Ciencias Antonio Alzate, Mexico

Memorias de la Real Academia de Ciencias y Artes de Barcelona - Real Academia de Ciencias y Artes de Barcelona. (1909)

Memorias de la Real Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (s.n.], 1903)

Memorias y revista de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1907)