Medical botany; or, Descriptions of the more important plants used in medicine, with their history, properties, and mode of administration - Griffith, R. Eglesfeld (Robert Eglesfeld), 1798 -1850 (Lea and Blanchard, 1847)

Medical botany; or, history of plants in the materia medica of the London, Edinburgh and Dublin pharmacopoeias. Arranged according to the Linnaean system (Printed for E. Cox and Son, 1821)

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)

A medical manual for Apothecaries' Hall and other medical boards - Steggall, John, 1795? -1871 (John Churchill, 1852)

Medical works of the fourteenth century : together with a list of plants recorded in contemporary writings, with their identifications - Henslow, George, 1835 -1925 (Chapman and Hall, 1899)

Medicinal plants. Being descriptions with original figures of the principal plants employed in medicine and an account of the characters, properties, and uses of their parts and products of medicinal value - Trimen, Henry, 1843 -1896 (J. & A. Churchill, 1880)

Medicinal plants of tropical and subtropical regions - Sievers, A. F. (Arthur Frederick), 1885 - (U.S. Dept. of Agriculture, 1942)

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 :ein Handbuch für Deutschlands Aerzte und Pharmaceuten - Bischoff, Gottlieb Wilhelm, 1797 -1854 (F. Enke, 1843)

Mémoires - Société entomologique de Belgique. (The Society, 1913)

Mémoires couronnés et autres mémoires publiés par 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. (F. Hayez, 1886)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg 7e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (L'Académie, 1860)

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 la Société des Sciences Naturelles et Medicales de Seine-et-Oise - Société des sciences naturelles et medicales de Seine-et-Oise. (1835)

Mémoires de la Société linnéenne de Paris - Société Linnéenne de Paris (Au Secrétariat de la Société, 1822)

Mémoires de la Société linnéenne de Paris - Société Linnéenne de Paris (Au Secrétariat de la Société, 1824)

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 de la Société royale des sciences de Liège - Société royale des sciences de Liège. (La Société, 1848)

Mémoires du Muséum national d'histoire naturelle. Série B, Botanique - Muséum national d'histoire naturelle (France) (Ed. du Museum, 1962)

Mémoires présentés à l'Académie impériale des Sciences de St. Petersbourg par divers Savans et dans ses assemblées - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (1849)

Mémoires présentés à l'Institut Égyptien - Institut égyptien. (1899)

Mémoires sur les lépidoptères - Grum-Grzhimailo, G. E. 1860 -1936 (Imprimerie de M.M. Stassuléwitch, 1890)

Mémoires sur les questions proposées par l'Académie royale des sciences et belles-lettres de Bruxelles - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1773)

Memoirs and proceedings of the Manchester Literary & Philosophical Society - Manchester Literary; Philosophical Society. (The Society, 1917)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 2004)

Memoirs of the Caledonian Horticultural Society. Volume Second - Caledonian Horticultural Society (Archibald Constable and Company; Longman, Hurst, Rees, Orme and Brown, 1819)

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

Memoirs relating to European and Asiatic Turkey, and other countries of the East - Walpole, Robert, 1781 -1856 (Longman, Hurst, Rees, Orme, and Brown, 1818)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1850)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1901)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1902)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1829)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1840)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1848)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1854)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1914)

Memorie della Reale Accademia di Scienze, Lettere ed Arti di Modena - Reale Accademia di Scienze Lettere ed Arti di Modena. (1833)

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)

Methodus foliorum, seu plantae florae Monspeliensis, juxta foliorum ordinem, ad juvandam specierum cognitionem, digestae ... Methode pour connoître les plantes par les feüilles - Boissier de la Croix de Sauvages, François, 1706 -1767 (1751)

Methodus plantarum nova : brevitatis & perspicuitatis causa synoptice in tabulis exhibita, cum notis generum tum summorum tum subalternorum characteristicis, observationibus nonnullis de seminibus plantarum & indice copioso - Ray, John, 1627 -1705 (impensis Henrici Faithorne & Joannis Kersey, ad insigne Rofæ Coemeterio D. Pauli, 1682)

Meyers grosses konversations-lexikon. Ein nachschlagewerk des allgemeinen wissens. 2557142MC - Meyer, Hermann Julius, 1826 -1909 (Bibliographisches Institut, 1902)

Meyers Konversations-Lexikon : ein Nachschlagewerk des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (Bibliographisches Institut, 1896)

Meyers Konversations-Lexikon : eine Encyklopädie des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (Verlag des Bibliographischen Instituts, 1890)

Micro-Lepidoptera - Walsingham, Thomas de Grey,‏ ‎ Lord, 1843 -1919 (1881)

The microanalysis of powdered vegetable drugs - Schneider, Albert, 1863 -1928 (Blakiston, 1921)

The microanalysis of powdered vegetable drugs - Schneider, Albert, 1863 -1928 (P. Blakiston's son & co, 1921)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1890)

Mikrochemie der Pflanze - Molisch, Hans, 1856 -1937 (G. Fischer, 1921)

Mikrochemie der pflanze - Molisch, Hans, 1856 -1937 (G. Fischer, 1923)

Mikrochemie der Pflanze - Molisch, Hans, 1856 -1937 (G. Fischer, 1913)

Miscellanea entomologica; revue entomologique internationale - Union entomologique. (1902)

Miscellanea Philosophico-Mathematica Societatis Privatae Taurinensis - Accademia delle scienze di Torino (1759)

Mitteilungen der Bayerischen Botanischen Gesellschaft zur Erforschung der Heimischen Flora (E.V.) - Bayerische Botanische Gesellschaft zur Erforschung der Heimischen Flora. (Selbstverlag der Gesellschaft, 1906)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1961)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1971)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1982)