London Naturalist - London Natural History Society. (London Natural History Society, 1999)

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

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

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

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

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 1996)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 1997)

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

Lotos - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (Verlag des Deutschen Naturwissenschaftlich-Medizinischen Vereines für Böhmen "Lotos", 1907)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1856)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1859)

Lübeckische Flora - Häcker, Gottfried Renatus, 1789 -1864 (F. Aschenfeldt, 1844)

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, 1933)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1988)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1987)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1993)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2000)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2012)

Magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl [etc.], 1828)

Magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl [etc.], 1836)

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, 1829)

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)

The Magazine of natural history / conducted by Edward Charlesworth - Charlesworth, Edward. (s.n.], 1840)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1905)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1909)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1912)

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

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1887)

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, 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, 1907)

Mammals of Eastern Europe and Northern Asia - Ognev, S. I. (Sergei Ivanovich), 1886 -1951 (Pub. for the Smithsonian Institution and the National Science Foundation, Washington, D.C., by the Israel Program for Scientific Translations, 1966)

The Manchester flora : a descriptive list of the plants growing wild within eighteen miles of Manchester, with notices of the plants commonly cultivated in gardens ; preceded by an introduction to botany - Grindon, Leo H. (Leo Hartley), 1818 -1904 (William White, 1859)

The Manchester flora: a descriptive list of the plants growing wild within eighteen miles of Manchester, with notices of the plants commonly cultivated in gardens; preceded by an introduction to botany - Grindon, Leo H. (Leo Hartley), 1818 -1904 (W. White, 1859)

Manual of British botany, containing the flowering plants and ferns arranged according to the natural orders - Babington, Charles Cardale, 1808 -1895 (Gurney and Jackson, 1922)

Manual of British botany, containing the flowering plants and ferns. Arranged according to the natural orders - Babington, Charles Cardale, 1808 -1895 (J. Van Voorst, 1856)

Manual of British botany : in which the orders and genera are arranged and described according to the natural system of De Candolle ; with a series of analytical tables for the assistance of the student in the examination of the plants indigenous to, or commonly cultivated in, Great Britain - Royal College of Physicians of London. (John Churchill, 1837)

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, 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 botany of the northern United States - Gray, Asa, 1810 -1888 ([s.n.], 1856)

Manual of the botany of the northern United States - Gray, Asa, 1810 -1888 (Ivison, Phinney, Blakeman & co, 1866)

Manual of the botany of the northern United States : including Virginia, Kentucky, and all east of the Mississippi - Gray, Asa, 1810 -1888 (Ivison, Phinney, 1863)

Manual of the botany of the northern United States. Including Virginia, Kentucky, and all east of the Mississippi: arranged according to the natural system - Gray, Asa, 1810 -1888 (G. P. Putnam & Co. [etc.], 1857)

Manual of the botany of the region of San Francisco Bay ... - Greene, Edward Lee, 1843 -1915 (Cubery & Company, Printers, 1894)

Manual of the botany of the region of San Francisco Bay - Greene, Edward Lee, 1843 -1915 (Cubery & Company, Printers, 1894)

Manual of the botany (phaenogamia and pteridophyta) of the Rocky mountain region : from New Mexico to the British boundary - Coulter, John Merle, 1851 -1928 (American Book Co, 1885)

A manual of the flowering plants of California - Jepson, Willis Linn, 1867 -1946 (Sather Gate Bookshop, 1925)

Manual of the natural history, geology, and physics of Greenland, and the neighboring regions : prepared for the use of the Arctic Expedition of 1875, under the direction of the Arctic Committee of the Royal Society, for the use of the expedition ; published by authority of the Lords Commissioners of the Admiralty - Great Britain. Admiralty. (H.M. Stationery Off., printed by G.E. Eyre and W. Spottiswoode, 1875)

Manual of the natural history, geology and physics of Greenland and the neighbouring regions / prepared for the use of the Arctic expedition of 1875, under the direction of the Arctic Committee of the Royal Society and edited by T. Rupert Jones. Together with Instructions suggested by the Arctic Committee of the Royal Society for the use of the expedition / published by authority of the Lords Commissioners of the Admiralty - Great Britain. Admiralty. (Printed for H.M.S.O, 1875)

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)

A manual of weeds : with descriptions of all the most pernicious and troublesome plants in the United States and Canada, their habits of growth and distribution, with methods of control - Georgia, Ada Eljiva, 1859 -1921 (Macmillan, 1919)

A manual of weeds, with descriptions of all the most pernicious and troublesome plants in the United States and Canada, their habits of growth and distribution, with methods of control - Georgia, Ada Eljiva, 1859 - (The Macmillan Company, 1916)

A manual of weeds, with descriptions of all the most pernicious and troublesome plants in the United States and Canada - Georgia, Ada Eljiva, 1859 - (The Macmillan company, 1914)

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (Lamertin, 1895)

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (H. Lamertin, 1907)

Manuel, théorique et pratique du jardinier; suivi d'un dictionnaire des termes de jardinage et de botanique, et d'une table analytique des matière - Boitard, Pierre, 1789 -1859 (Delarue, 1855)

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

Maryland entomologist - Maryland Entomological Society. (Maryland Entomological Society, 1987)

Maryland naturalist - Natural History Society of Maryland (The Society, 1999)

Maryland naturalist - Natural History Society of Maryland (The Society, 2002)

Maryland naturalist - Natural History Society of Maryland (The Society, 2012)

Mémoires de la Société impériale des sciences naturelles de Cherbourg - Société Imperiale des Sciences Naturelles de Cherbourg. (J.B. Baillière et fils, 1859)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1888)

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], 1878)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1880)

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], 1888)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1895)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1896)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1906)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1907)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1908)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1909)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1912)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1916)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1918)

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

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1920)

Mededeelingen uit 's Lands Plantentuin - 's Lands Plantentuin. (G. Kolff & Co, 1900)

Medical botany : or, illustrations and descriptions of the medicinal plants of the London, Edinburgh and Dublin pharmacopoeias; comprising a popular and scientific account of all those poisonous vegetables that are indigenous to Great Britain - Stephenson, John, 1790 -1864 (1831)

Medical botany; or, illustrations and descriptions of the medicinal plants of the London, Edinburgh, and Dublin pharmacopoeias: Comprising a poular and scientific account of poisonous vegetables indigenous to Great Britain - Stephenson, John, 1790 -1864 (Printed for J. Churchill, 1834)

Medicinal plants : an illustrated and descriptive guide to plants indigenous to and naturalized in the United States which are used in medicine, their description, origin, history, preparation, chemistry and physiological effects fully described ... - Millspaugh, Charles Frederick, 1854 -1923 (J.C. Yorston, 1892)

Mélanges de teratologie végétales - Godron, M. (Dominique Alexandre), 1807 -1880 (1879)

Mémoires de l'Académie impériale des sciences de Saint-Pétersbourg. 6e série 1e partie Sciences mathématiques et physiques - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) ([Graeff, 1859)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg 7e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (L'Académie, 1861)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. 6e série Seconde partie Sciences naturelles - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) ([Académie impériale des sciences de St.-Pétersbourg], 1845)

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

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. 6e série, Sciences mathématiques, physiques et naturelles - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (1833)

Memoires de l'Academie (Royale) des Sciences, Inscriptions et Belles-Lettres de Toulouse - Académie des sciences, inscriptions et belles-lettres de Toulouse. (1849)

Memoires de l'Academie (Royale) des Sciences, Inscriptions et Belles-Lettres de Toulouse - Académie des sciences, inscriptions et belles-lettres de Toulouse. (1856)

Memoires de l'Academie (Royale) des Sciences, Inscriptions et Belles-Lettres de Toulouse - Académie des sciences, inscriptions et belles-lettres de Toulouse. (1891)

Memoires de l'Academie (Royale) des Sciences, Inscriptions et Belles-Lettres de Toulouse - Académie des sciences, inscriptions et belles-lettres de Toulouse. (1895)

Memoires de la Société Academique de Maine et Loire - Société Academique de Maine et Loire. (1859)

Memoires de la Société d'Agriculture, Sciences et Arts d'Angers - Société d'Agriculture Sciences et Arts d'Angers. (1884)

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

Mémoires de la Société d'émulation du Doubs - Société d'émulation du Doubs. ([La Société], 1879)

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], 1899)

Mémoires de la Société des sciences naturelles de Saône-et-Loire - Société des sciences naturelles de Saône-et-Loire. (Société des sciences naturelles de Saône-et-Loire, 1884)

Mémoires de la Société nationale des sciences naturelles et mathématiques de Cherbourg - Société nationale des sciences naturelles et mathématiques de Cherbourg. (J. B. Baillière, 1877)

Mémoires de la Société nationale des sciences naturelles et mathématiques de Cherbourg - Société nationale des sciences naturelles et mathématiques de Cherbourg. (J. B. Baillière, 1903)

Memoires de la Société (Royale) des sciences, de l'agriculture et des arts à Lille - Société des sciences de l'agriculture et des arts de Lille (Société (Royale) des sciences, de l'agriculture et des arts à Lille, 1854)

Mémoires du Muséum national d'histoire naturelle. Série B, Botanique - Muséum national d'histoire naturelle (France) (Ed. du Museum, 1972)

Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1890)

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

Memoirs read before the Boston Society of Natural History - Boston Society of Natural History. ([Boston Society of Natural History], 1890)

Memoria premiada sobre la distribucion geografica de las plantas coneíferas, leguminosas, rosaceas, salsolaceas, amentáceas, coníferas y gramineas de la Península Ibérica - Amo y Mora, Mariano del, 1820 -1896 (Aguado, 1861)

Memorias de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Impr. Aguado, 1856)

Memorias de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Impr. Aguado, 1861)

Memorias de la Real Academia de Ciencias y Artes de Barcelona - Real Academia de Ciencias y Artes de Barcelona. (1892)

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

Memorie del Reale Istituto Veneto di Scienze, Lettere ed Arti - Regio Istituto veneto di scienze, lettere ed arti (Venice, Italy) (1858)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1864)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1880)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1846)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1905)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1906)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1912)

Memorie della Società italiana di scienze naturali e del Museo civico di storia naturale di Milano - Museo civico di storia naturale di Milano. (La Società, 1998)

The Metaspermae of the Minnesota Valley. A list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota River - MacMillan, Conway, 1867 -1929 ([Harrison & Smith, State Printers], 1892)

The Metaspermae of the Minnesota Valley : a list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota River - MacMillan, Conway, 1867 -1929 (Geological and Natural History Survey of Minnesota, 1892)

The Metaspermae of the Minnesota Valley; a list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota River - MacMillan, Conway, 1867 -1929 ([Harrison & Smith, State Printers], 1892)

The Metaspermae of the Minnesota valley; a list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota river - MacMillan, Conway, 1867 -1929 ([Harrison & Smith, State Printers], 1892)

Michelia - Saccardo, P. A. (Pier Andrea), 1845 -1920 (Typis Seminarii, 1877)