Memoirs of the Museum of Comparative Zoölogy, at Harvard College, Cambridge, Mass - Harvard University. Museum of Comparative Zoology. (The Museum, 1892)

Memoirs of the National Museum of Victoria - National Museum of Victoria (National Museum of Victoria, 1951)

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, 1902)

Memorials of John Bartram and Humphry Marshall - Collinson, Peter, 1694 -1768 (Lindsay & Blakiston, 1849)

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. (1892)

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

Memorias de la Real Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (s.n.], 1907)

Memorias y revista de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1903)

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 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, 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, 1911)

Methods of eradication of some of the noxious weeds of Ontario - Ontario. Dept. of Agriculture. (L.K. Cameron, 1905)

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)

Methodus plantas horti botanici et agri Marburgensis :a staminum situ describendi - Moench, Conrad, 1744 -1805 (in officina nova libraria academiae, 1794)

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

Michigan flora : a list of the fern and seed plants growing without cultivation - Beal, W. J. (William James), 1833 -1924 (Robert Smith, 1904)

Michigan flora : a list of the fern and seed plants growing without cultivation - Beal, W. J. (William James), 1833 -1924 (State Board of Agriculture, 1904)

Michigan flora. Prepared for the thirtieth annual report of the Secretary of the State Board of Agriculture - Michigan. State Board of Agriculture. (R. Smith & co., printers, 1892)

Michigan weeds - Beal, W. J. (William James), 1833 -1924 (Michigan Agricultural College Experiment Station, Botanical Dept, 1911)

Michigan weeds - Beal, W. J. (William James), 1833 -1924 (1915)

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)

The Middle-English translation of Palladius De re rustica - Palladius, Rutilius Taurus Aemilianus. (E. Ebering, 1896)

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, 1889)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1891)

Miramichi wild flowers - Mackenzie, R. (Roderick), 1849 -1906 (J. Lovell, 1887)

Miscellanea entomologica; revue entomologique internationale - Union entomologique. (1896)

Miscellaneous publications - University of Michigan. Museum of Zoology. (The University, 1916)

Mission scientifique du cap Horn, 1882-1883 - Mission scientifique du Cape Horn, 1882-1883. (Gauthier-Villars, 1889)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1922)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1925)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1928)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1935)

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 1987)

Mitteilungen aus dem Botanischen Museum der Universität Zürich - Universität Zürich. Botanisches Museum. (Botanisches Museum der Universität Zürich], 1912)

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

Mitteilungen aus dem Botanischen Museum der Universität Zürich - Universität Zürich. Botanisches Museum. (Botanisches Museum der Universität Zürich], 1920)

Mitteilungen aus dem Naturwissenschaftlichen Verein für Neuvorpommern und Rügen in Griefswald ... - Naturwissenschaftlicher Verein für Neuvorpommern und Rügen, Greifswald. (1869)

Mitteilungen aus dem Osterlande (1847)

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 Bayerischen Botanischen Gesellschaft zur Erforschung der Heimischen Flora (E.V.) - Bayerische Botanische Gesellschaft zur Erforschung der Heimischen Flora. (Selbstverlag der Gesellschaft, 1913)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1950)

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

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

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

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1984)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1990)

Mitteilungen der Thurgauischen Naturforschenden Gesellschaft - Thurgauische Naturforschende Gesellschaft (Weinfelden [etc.], 1922)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1872)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1893)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1896)

Mitteilungen des Thüringischen Botanischen Vereins. n. F - Thüringische Botanische Gesellschaft. (Im Selbstverlag des Vereins, 1906)

Mittheilungen des Münchener Entomologischen Vereins - Münchener Entomologischer Verein. (T. Ackermann, 1879)

Modern systematic studies in African botany : proceedings of the eleventh plenary meeting of the Association for the Taxonomic Study of the Flora of Tropical Africa, Missouri Botanical Garden, St. Louis, June 10-14, 1985 ... - Lowry, Porter Prescott. (Missouri Botanical Garden, 1985)

More letters of Charles Darwin : a record of his work in a series of hitherto unpublished letters - Darwin, Charles, 1809 -1882 (J. Murray, 1903)

More letters of Charles Darwin. A record of his work in a series of hitherto unpublished letters - Darwin, Charles, 1809 -1882 (J. Murray, 1903)

Mountain, plain and garden : the magazine of Denver Botanic Gardens - Denver Botanic Gardens. (The Gardens, 1990)

Muelleria: An Australian Journal of Botany - Royal Botanic Gardens (Vic.) (National Herbarium of Victoria, 1984)

Muelleria: An Australian Journal of Botany - Royal Botanic Gardens (Vic.) (National Herbarium of Victoria, 2000)

Muelleria: An Australian Journal of Botany - Royal Botanic Gardens (Vic.) (National Herbarium of Victoria, 2007)

Muelleria: An Australian Journal of Botany - Royal Botanic Gardens (Vic.) (National Herbarium of Victoria, 2012)

Muhlenbergia - Heller, Amos Arthur, 1867 -1944 (1905)

Muhlenbergia - Heller, Amos Arthur, 1867 -1944 (1913)

Museum S[euci]ae R[egin]ae M[ajes]tis Ludovicae Ulricae reginae Svecorum ... : in quo animalia rariora, exotica, imprimis insecta & conchilia describuntur & determinantur - Linné, Carl von, 1707 -1778 (literis & impensis direct. Laur. Salvii, 1764)

Museum Wormianum, seu, Historia rerum rariorum : tam naturalium, quam artificialium, tam domesticarum, quam exoticarum, quae Hafniae Danorum in aedibus authoris servantur - Elzevir, Daniel, 1626 -1680 (Apud Iohannem Elsevirium, 1655)

Museum Wormianum; seu, Historia rerum rariorum, tam naturalium, quam artificialium, tam domesticarum, quam exoticarum, quae Hafniae Danorum in a aedibus authoris servantur - Worm, Ole, 1588 -1654 (ex officina Elseviriorum, 1655)

Die Mysterien der Europäischen Insectenwelt. Ein geheimer Schlüssel für Sammler aller Insectenordnungen und Stände, behufs des Fangs, des Aufenthalts-orts, der Wohnung, Tag- und Jahreszeit ... - Gistel, Johannes, 1809 - (Druck und Verlag von Tobias Dannheimer, 1856)

Naauwkeurige beschryving der aardgewassen : waar in de veelerley aart en bijzondere eigenschappen der boomen, heesters, kruyden, bloemen, met haare vrugten, zaden, wortelen en bollen, neevens derzelver waare voort-teeling, gelukkige aanwinning, en heylzaame genees-krachten : na een veel-jarige oeffening en eigen ondervinding, in drie onderscheide boeken, naauwkeuriglijk beschreeven worden - Aa, Pieter van der, 1659 -1733 (By Pieter vander Aa, 1696)

Naauwkeurige beschryving der aardgewassen, waar in de veelerley aart en bijzondere eigenschappen der boomen, heesters, kruyden, bloemen, met haare vrugten, zaden, wortelen en bollen, neevens derzelver waare voort-teeling, gelukkige aanwinning, en heylzaame genees-krachten ... beschreeven worden - Munting, Abraham, 1626 -1683 (Pieter vander Aa, 1696)

Nachträge zur Flora von Nieder-Oesterreich - Neilreich, August, 1803 -1871 (K.K. Zoologisch-botanische Gesellschaft, 1866)

The names of herbes, A.D. 1548. Edited, with an introd., an index of English names, and an indentification of the plants enumerated by Turner - Turner, William, 1508? -1568 (Published for the English Dialect Society by N. Trübner, 1881)

The names of the herbs - Turner, William, 1508? -1568 (English Dialect Society, 1881)

Nantucket wild flowers - Albertson, Alice Owen. (G. P. Putnam's sons, 1921)

A narrative history of the town of Cohasset, Massachusetts - Bigelow, E. Victor (Edwin Victor), 1866 -1929 (Press of S. Usher], 1898)

A narrative history of the town of Cohasset, Massachusetts - Bigelow, E. Victor (Edwin Victor), 1866 -1929 (Committee on Town History, 1898)

A narrative history of the town of Cohasset, Massachusetts - Bigelow, E. Victor (Edwin Victor), 1866 -1929 (Published under the auspices of the Committee on Town History, 1898)

Natal plants : Descriptions and figures of Natal indigenous plants, with notes on their distribution, economic value, native names, &c., / by J. Medley Wood and Maurice S. Evans. Published under the auspices of Natal Government and Durban Botanic Society - Wood, John Medley, 1827 -1915 (Bennett & Davis, Printers, 1906)

Natal plants : descriptions and figures of Natal indigenous plants, with notes on their distribution economic value, native names, etc., etc. By J. Medley Wood and Maurice S. Evans - Wood, John Medley, 1827 -1915 (Bennett & Davis, 1904)

Natal plants : descriptions and figures of Natal indigenous plants, with notes on their distribution economic value, native names, etc., etc. By J. Medley Wood and Maurice S. Evans - Wood, John Medley, 1827 -1915 (Bennett & Davis, 1906)

National list of scientific plant names - United States. Soil Conservation Service. (U.S. Dept. of Agriculture, Soil Conservation Service, 1982)

National list of scientific plant names - United States. Soil Conservation Service. (Nebr.], 1971)

The native flora of the vicinity of Cold Spring Harbor, L.I., New York - Grier, Norman McDowell 1890 -1951 (1925)

Die Natur - Müller, Karl, 1818 -1899 (G. Schwetschke, 1852)

A natural arrangement of British plants : according to their relations to each other as pointed out by Jussieu, De Candolle, Brown, &c - Gray, Samuel Frederick, 1766 -1828 (Baldwin, Cradock, and Joy, 1821)

The natural history and topography of Groton, Massachusetts - Green, Samuel A. (Samuel Abbott), 1830 -1918 (J. Wilson and Son], 1912)

The natural history of Aleppo, and parts adjacent. Containing a description of the city, and the principal natural productions in its neighbourhood; together with an account of the climate, inhabitants, and diseases; particularly of the plague, with the methods used by the Europeans for their preservation - Russell, Alexander, 1715? -1768 (Printed for A. Millar, 1756)

The natural history of Aleppo : containing a description of the city, and the principal natural productions in its neighbourhood : together with an account of the climate, inhabitants, and diseases, particularly of the plague - Russell, Alexander, 1715? -1768 (Printed for G.G. and J. Robinson, 1794)

Natural history of New York - Hall, James, 1811 -1898 (D. Appleton & co. and Wiley & Putnam, 1843)

Natural history of New York (D. Appleton, 1842)

A natural system of botany; or, A systematic view of the organisation, natural affinities, and geographical distribution of the whole vegetable kingdom - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, and Longman, 1836)

A natural system of botany, or, A systematic view of the organization, natural affinities, and geographical distribution, of the whole vegetable kingdom : together with the uses of the most important species in medicine, the arts, and rural or domestic economy - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, and Longman, 1836)

Naturalientausch, &c. No. 1 - 12 - Opiz, Philipp Maximilian. (1824)

Naturalientausch, &c. No. 1 - 12 - Opiz, Philipp Maximilian. (1826)

The naturalisation of animals & plants in New Zealand - Thomson, George Malcolm 1848 -1933 (University Press, 1922)

The naturalisation of animals & plants in New Zealand - Thomson, George Malcolm 1848 -1933 (The University Press, 1922)

The naturalised flora of South Australia - Black, J. M. (John McConnell), 1855 -1951 (J.M. Black, 1909)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1865)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1866)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1875)