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 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)

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Massachusetts crop report - Massachusetts. State Board of Agriculture. ([Massachusetts State Board of Agriculture], 1904)

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

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1878)

Meddelelser fra den Botaniske forening i Kjøbenhavn = Bulletins de la Société botanique de Copenhague - Kiaerskou, Hjalmar, 1835 -1900 (H. Hagerup, 1882)

Meddelelser om Grønland - Denmark. Kommissionen for ledelsen af de geologiske og geografiske undersøgelser i Grønland. (C. A. Reitzels Forlag, 1890)

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

Mededeelingen van de Ned. Mycologische Vereeniging - Nederlandse Mycologische Vereniging. (Der Vereeniging, 1910)

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

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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)

Medical flora, or, Manual of the medical botany of the United States of North America ... - Rafinesque, C. S. (Constantine Samuel), 1783 -1840 (Atkinson & Alexander, 1830)

Medical flora or, Manual of the medical botany of the United States of North America : containing a selection of above 100 figures and descriptions of medical plants, with their names, qualities, properties, history, &c.: and notes or remarks on nearly 500 equivalent substitutes - Rafinesque, C. S. (Constantine Samuel), 1783 -1840 (Atkinson & Alexander, 1828)

The medicinal, poisonous, and dietetic properties of the cryptogamic plants of the United States : being a report made to the American Medical Association at its sessions held in Richmond, Va., and St. Louis, Mo - Porcher, Francis Peyre, 1825 -1895 ([s.n.], 1854)

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

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

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

Meehans' monthly : a magazine of horticulture, botany and kindred subjects (Thomas Meehan & Sons, 1899)

Mélanges biologiques tirés du Bulletin de l'Académie impériale des sciences de St. Pétersbourg - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Eggers et comp, 1868)

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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)

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

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Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1967)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1965)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1971)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1987)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2004)

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The microbiology of the atmosphere - Gregory, Philip Herries. (L. Hill, 1961)

Le microscope son emploi et ses applications ... - Pelletan, Jules, 1833 -1892 (G. Masson, 1876)

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, 1882)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1883)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1888)

The miniature fruit garden, or, The culture of pyramidal and bush fruit trees - Rivers, Thomas, 1798 -1877 (Orange Judd & Company, 1866)

Minnesota mushrooms - Geological; Natural History Survey of Minnesota. (University of Minnesota, 1910)