Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1918)

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. (1895)

Memórias do Museu Goeldi (Museu Paraense) de História Natural e Ethnographia (O Museu, 1896)

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

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)

Mexicanas plantas nuper a collectoribus expeditionis scientificae allatas :aut longis ab annis in herbario musei parisiensis depositas - Fournier, Eugène, 1834 -1884 (ex Typographeo Reipublicae, 1886)

[M.H. Harman Company materials] - M.H. Harman Company. (M.H. Harman Company, 1908)

Michel's wholesale priced list of plants and bulbs for florists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Michel Plant and Bulb Co, 1893)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1969)

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

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1979)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1989)

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)

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 - Griffith, J. W. (John William) (John Van Voorst, 1856)

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)

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)

Mikrogeologie : das Erden und Felsen schaffende Wirken des unsichtbar kleinen selbständigen Lebens auf der Erde - Ehrenberg, Christian Gottfried, 1795 -1876 (L. Voss, 1854)

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

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

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1976)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1980)

Missouri wildflowers of the St. Louis area - Missouri Botanical Garden. (Missouri Botanical Garden, 1978)

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 1984)

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 1988)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1969)

Möllers Deutsche Gärtner-Zeitung - Möller, Ludwig. ([Ludwig Möller, 1887)

Monografie Radu ,,Thysanopteraʻʻ - Uzel, Jindrich, 1868 - (B. E. Tolmana, 1895)

Monographiæ phanerogamarum : Prodromi nunc continuatio, nunc revisio - Candolle, Alphonse de, 1806 -1893 (vol.1-8, G. Masson ; vol.9, Masson & Cie, 1883)

Monthly letter - United States. Bureau of Entomology. (1934)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1877)

More letters of Charles Darwin : a record of his work in a series of hitherto unpublished letters - Darwin, Charles, 1809 -1882 (D. Appleton and Company, 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)

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

A morphological study of the flower and embryo of the wild oat, Avena fatua L - Cannon, William Austin, 1870 -1958 (The Academy, 1900)

Morphology of angiosperms : (Morphology of spermatophytes, Part II) - Coulter, John Merle, 1851 -1928 (D. Appleton, 1909)

Morphology of angiosperms (Morphology of spermatophytes. Part II) - Coulter, John Merle, 1851 -1928 (D. Appleton, 1903)

Morphology of angiosperms (Morphology of spermatophytes, Part II) - Coulter, John Merle, 1851 -1928 (Appleton & Co, 1903)

Morphology of the angiosperms - Eames, Arthur J., 1881 -1969 (McGraw-Hill, 1961)

The mosquitoes of the southeastern States - Bradley, G. H. (George Hirst), 1893 -1983 (U.S. Dept. of Agriculture, 1939)

The mosquitoes of the southeastern States - United States. Department of Agriculture. (U.S.D.A, 1942)

Museum naturalium Academiae upsaliensis cujus partem primam [-XXXIII, ultimam] - Thunberg, Carl Peter, 1743 -1828 (Typis Edmannianis, 1792)

The mussel fauna of the Kankakee basin - Wilson, Charles Branch, 1861 -1941 (Govt. print. off, 1912)

My garden - Wilder, Louise Beebe, 1878 -1938 (Doubleday, Page & company, 1916)

The mysteries of the flowers - Faulkner, Herbert Waldron, 1860 - (Frederick A. Stokes company, 1917)

The mysteries of the flowers - Faulkner, Herbert Waldron, 1860 - (Frederick A. Stokes, 1917)

Nachträge zur Flora der deutschen Schutzgebiete in der Südsee : mit Ausschluss Samoa's und der Karolinen - Schumann, K. (Karl) 1851 -1904 (Gebrüder Borntraeger, 1905)

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

Nanz & Neuner's floral catalogue for 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nanz & Neuner, 1903)

Nanz & Neuner's illustrated catalogue of seeds, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nanz & Neuner, 1894)

Nanz & Neuner's illustrated catalogue of seeds, plants and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nanz & Neuner, 1895)

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)

Narrative of the voyage of H. M. S. Samarang, during the years 1843-46; employed surveying the islands of the Eastern archipelago; accompanied by a brief vocabulary of the principal languages... - Belcher, Edward, Sir, 1799 -1877 (Reeve, Benham, and Reeve, 1848)

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

Native American ferns and wild flowers : spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1935)

Native and exotic plants, trees & shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Royal Palm Nurseries, Reasoner Bros, 1901)

Native and exotic plants, trees & shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Royal Palm Nurseries, Reasoner Bros, 1902)

Native North American ferns and wild flowers for fall, 1929, planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1929)

Native North American ferns and wild flowers for fall, 1930, planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1930)

Native North American ferns and wild flowers for fall, 1931, planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1931)

Native North American ferns and wild flowers for fall, 1932, planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1932)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1906)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1914)

Natural area inventory of Washington County, North Carolina - North Carolina. Coastal Energy Impact Program. (North Carolina Coastal Energy Impact Program, Office of Coastal Management, North Carolina Department of Natural Resources and Community Development, 1982)

Natural foods attract wild ducks, fish and other game : how to get your share : plant now results this year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wisconsin Aquatic Nurseries, 1940)

Natural history - American Museum of Natural History (American Museum of Natural History, 1918)

Natural history - American Museum of Natural History (American Museum of Natural History, 1920)

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

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

The natural history of plants : their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (Blackie, 1895)

The natural history of plants, their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (Blackie & son, limited, 1902)

The natural history of plants, their forms, growth, reproduction, and distribution: from the German of Anton Kerner von Marilaun ... Tr. and ed. by F.W. Oliver ... with the assistance of Marian Busk ... and Mary F. Ewart ... With about 2000 original woodcut illustrations and sixteen plates in colours - Kerner von Marilaun, Anton, 1831 -1898 (H. Holt and company, 1895)

The natural history of plants, their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (H. Holt and Company, 1895)

The natural history of plants; their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (Blackie, 1896)

The natural history of plants, their forms, growth, reproduction, and distribution: from the German of Anton Kerner von Marilaun - Kerner von Marilaun, Anton, 1831 -1898 (H. Holt, 1895)

The natural history of plants, their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (Blackie, 1902)

The natural history of plants; their forms, growth, reproduction, and distribution - Kerner von Marilaun, Anton, 1831 -1898 (Blackie, 1894)

La naturaleza; periódico científico del Museo Nacional de Historia Natural y de la Sociedad Mexicana de Historia Natural - Sociedad Mexicana de Historia Natural. (Impr. de I. Escalante, 1882)

La naturaleza; periódico científico del Museo Nacional de Historia Natural y de la Sociedad Mexicana de Historia Natural - Sociedad Mexicana de Historia Natural. (Impr. de I. Escalante, 1891)

La naturaleza; periódico científico del Museo Nacional de Historia Natural y de la Sociedad Mexicana de Historia Natural - Sociedad Mexicana de Historia Natural. (Impr. de I. Escalante, 1898)

Le Naturaliste : journal des échanges et des nouvelles - Deyrolle, Émile, 1838 -1917 (Bureaux à Paris, 1896)

Le Naturaliste : journal des échanges et des nouvelles - Deyrolle, Émile, 1838 -1917 (Bureaux à Paris, 1908)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1877)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1881)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1893)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1898)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1908)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1909)

Nature's garden : an aid to knowledge of our wild flowers and their insect visitors - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page, 1900)

Nature's garden; an aid to knowledge of our wild flowers and their insect visitors - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page & Company, 1905)

Das natürliche Pflanzensystem : ein Versuch, die gegenseitigen Verwandtschaften der Pflanzen aufzufinden ... : mit Berücksichtigung der arzneilichen und überhaupt anwendbaren Gewächse, nebst einer historischen Einleitung ... - Heynhold, Gustav. (In der Arnoldischen Buchh, 1840)