Medicinisch-pharmaceutische botanik zugleich als handbuch der systematischen botanik fur botaniker, arzte und apotheker - Luerssen, Christian, 1843 -1916 (H. Haessel, 1879)

Memoir - Cornell University. Agricultural Experiment Station. (1913)

The Australian Museum Memoir (Australian Museum, 1906)

Mémoire sur les étoiles de mer recueilliés dans la mer des Antilles et le golfe du Mexique : durant les expéditions de dragace faites sous la direction de M. Alexandre Agassiz - Perrier, Edmond, 1844 -1921 (Muséum national d'histoire naturelle, 1884)

Mémoires de la Société d'émulation du Doubs - Société d'émulation du Doubs. ([La Société], 1907)

Mémoires de la Société royale des sciences de Liège - Société royale des sciences de Liège. (La Société, 1888)

Mémoires du Muséum national d'histoire naturelle. Série B, Botanique - Muséum national d'histoire naturelle (France) (Ed. du Museum, 1959)

Memoirs of the Department of Agriculture in India. Botanical series - Agricultural Research Institute (India) (Published for the Imperial Dept. of Agriculture in India by Thacker, Spink, 1907)

Memoirs of the Department of Agriculture in India. Botanical series - Agricultural Research Institute (India) (Published for the Imperial Dept. of Agriculture in India by Thacker, Spink, 1912)

Memoirs of the Department of Agriculture in India. Botanical series - Agricultural Research Institute (India) (Published for the Imperial Dept. of Agriculture in India by Thacker, Spink, 1906)

Memoirs of the Department of Agriculture in India. Botanical series - Agricultural Research Institute (India) (Published for the Imperial Dept. of Agriculture in India by Thacker, Spink, 1917)

Memoirs of the National Museum of Victoria - National Museum of Victoria (National Museum of Victoria, 1966)

Memorias y revista de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1912)

Meyers Konversations-Lexikon : eine Encyklopädie des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (1885)

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

Michelia - Saccardo, P. A. (Pier Andrea), 1845 -1920 (Typis Seminarii, 1879)

Michelia - Saccardo, P. A. (Pier Andrea), 1845 -1920 (Typis Seminarii, 1880)

Michelia - Saccardo, P. A. (Pier Andrea), 1845 -1920 (Typis Seminarii, 1881)

Michelia - Saccardo, P. A. (Pier Andrea), 1845 -1920 (Typis Seminarii, 1882)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1974)

Micro-fungi : when and where to find them - Brittain, Thomas, 1806 -1884 (A. Heywood & Son, 1882)

Micro-organisms : what they are, where they grow, what they do - United States. Agricultural Research Service. (Agricultural Research Service, U.S. Dept. of Agriculture, 1964)

The micrographic dictionary : a guide to the examination and investigation of the structure and nature of microscopic objects - Griffith, J. W. (John William) (John van Voorst, 1860)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Berkeley, M. J. (Miles Joseph), 1803 -1889 (J. Van Voorst, 1875)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Berkeley, M. J. (Miles Joseph), 1803 -1889 (J. Van Voorst, 1883)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Griffith, J. W. (John William) (John Van Voorst, 1856)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1881)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1886)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1893)

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)

Die mikroskopischen Pilze - Lindau, Gustav, 1866 -1923 (J. Springer, 1922)

Minnesota botanical studies - Geological; Natural History Survey of Minnesota. (Geological and Natural History Survey of Minnesota, 1896)

Minnesota plant diseases - Freeman, Edward Monroe, 1875 - (1905)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden])

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1946)

Mitteilungen aus dem Botanischen Museum der Universität Zürich - Universität Zürich. Botanisches Museum. (Botanisches Museum der Universität Zürich], 1914)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1973)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1978)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1979)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1981)

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

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1985)

Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1904)

Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1921)

Mitteilungen der Münchner Entomologischen Gesellschaft - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1964)

Mittheilungen der Naturforschenden Gesellschaft in Bern - Naturforschende Gesellschaft in Bern. (Naturforschenden Gesellschaft in Bern], 1865)

Mittheilungen der Naturforschenden Gesellschaft in Bern - Naturforschende Gesellschaft in Bern. (Naturforschenden Gesellschaft in Bern], 1868)

Mittheilungen der Naturforschenden Gesellschaft in Bern - Naturforschende Gesellschaft in Bern. (Naturforschenden Gesellschaft in Bern], 1908)

Möllers Deutsche Gärtner-Zeitung - Möller, Ludwig. ([Ludwig Möller, 1886)

Molecular genetics - Taylor, J. Herbert (James Herbert), 1916 - (Academic Press, 1963)

Monatsschrift des Vereines zur Beförderung des Gartenbaues in den Königl. Preussischen Staaten und der Gesellschaft der Gartenfreunde Berlins - Gesellschaft des Gartenfreunde Berlins. (P. Parey [etc.], 1880)

Monografia delle cocciniglie italiane. Opera postuma - Leonardi, Gustavo, 1869 -1918 (Stab. tip. E. Della Torre, 1920)

A monograph of the Mycetozoa; a descriptive catalogue of the species in the Herbarium of the British museum - British Museum (Natural History). Department of Botany. (Printed by order of the Trustees of the British museum, 1925)

A monograph of the Mycetozoa : a descriptive catalogue of the species in the Herbarium of the British Museum - British Museum (Natural History). Department of Botany. (Printed by order of the Trustees of the British Museum, 1911)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1880)

Monograph on the British fossil Echinodermata of the oolitic formations - Wright, Thomas, 1809 -1884 (Printed for the Palæontographical Society, 1863)

Monographie der Mistel - Neckel, Gustav, 1878 -1940 (Oldenbourg, 1923)

Monthly letter - United States. Bureau of Entomology. (1933)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1933)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1934)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1936)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1939)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1940)

Morphologie und Physiologie der Pilze, Flechten und Myxomyceten - Bary, A. de (Anton), 1831 -1888 (W. Engelmann, 1866)