Memorials, journal and botanical correspondence of Charles Cardale Babington - Babington, Anna Maria. (Macmillan and Bowes, 1897)

Memorials of John Ray - Smith, James Edward, 1759 -1828 (Printed for the Ray Society, 1846)

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. (1885)

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.], 1907)

Memorias de la Real Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (s.n.], 1911)

Memorias Economicas da Academia Real das Sciencias de Lisboa - Academia Real das Sciencias de Lisboa. (1789)

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

Memorie del Reale Istituto Veneto di Scienze, Lettere ed Arti - Regio Istituto veneto di scienze, lettere ed arti (Venice, Italy) (1847)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1851)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1856)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1864)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1828)

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 Società italiana di scienze naturali (G. Bernardoni, 1867)

Memorie della Società italiana di scienze naturali e del Museo civico di storia naturale di Milano - Museo civico di storia naturale di Milano. (La Società, 1998)

Menzies' journal of Vancouver's voyage, April to October, 1792 - Newcombe, C. F. 1851 -1924 (Printed by W.H. Cullin, 1923)

Merritt Lyndon Fernald correspondence - Watson, Sereno, 1826 -1892 (1890)

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)

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

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)

Michell's 1908 book of seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1908)

Michell's 1908 wholesale catalogue : for florists and market gardeners - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1908)

Michell's 1909 book of seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1909)

Michell's 1914 mid-summer catalog : July and August - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1914)

Michell's 1919 seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1919)

Michell's bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1917)

Michell's bulbs : 1909 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1909)

Michell's bulbs : 1915 26th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1915)

Michell's distinctive seeds : 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1911)

Michell's highest quality seeds, bulbs, plants &c - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell, 1901)

Michell's highest quality seeds, bulbs, plants &c - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell, 1902)

Michell's seed book : 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1914)

Michell's seeds. 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1917)

Michell's seeds. 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1918)

Michell's seeds 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1910)

Michell's seeds 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1915)

Michell's seeds, bulbs, plants : 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1916)

Michell's seeds for 1907 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell, 1907)

Michell's seeds, plants, bulbs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell, 1904)

Michell's seeds, plants, bulbs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell, 1905)

Michell's seeds, plants, bulbs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1906)

Michell's seeds, plants, bulbs, etc. : spring catalogue, 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1903)

Michell's wholesale catalog. seeds, bulbs, plants and greenhouse supplies. 1917, July and August - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Company, 1917)

Michell's wholesale catalog : summer 1914 24th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1914)

Michell's wholesale catalogue of bulbs : July and August 1908 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1908)

Michell's wholesale price list of bulbs, etc. : September, October, November 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1916)

Michell's wholesale price list of seeds : January to June (inclusive) 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1914)

Michell's wholesale seed catalogue : for florists and market gardeners - Michell, Henry F. Co. (The Company, 1908)

Michell's wholesale seed catalogue : for florists and market gardeners - Michell, Henry F. Co. (The Company, 1917)

Michell’s highest quality seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell, 1900)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1981)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1986)

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)

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

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

Midden-Sumatra. Reizen en onderzoekingen der Sumatra-expeditie, uitgerust door het Aardrijkskundig genootschap, 1877-1879, beschreven door de leden der expeditie, onder toezicht van Prof. P.J. Veth - Veth, Pieter Johannes, 1814 -1895 (E.J. Brill, 1881)

Midden-Sumatra. Reizen en onderzoekingen der Sumatra-expeditie, uitgerust door het Aardrijkskundig genootschap, 1877-1879, beschreven door de leden der expeditie, onder toezicht van Prof. P.J. Veth - Veth, Pieter Johannes, 1814 -1895 (E. J. Brill, 1881)

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, 1889)

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

Miller & Hunt : florists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miller & Hunt, 1883)

Miller & Hunt : florists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miller & Hunt, 1884)

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

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

Miscellanea entomologica; revue entomologique internationale - Union entomologique. (1898)

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

The miscellaneous botanical works of Robert Brown ... - Brown, Robert, 1773 -1858 (Published for the Ray society by R. Hardwicke, 1867)

The miscellaneous botanical works of Robert Brown - Brown, Robert, 1773 -1858 (Published for the Ray society by R. Hardwicke, 1866)

The miscellaneous botanical works of Robert Brown vol. II, containing III. systematic memoirs, and IV. contributions to systematic works - Brown, Robert, 1773 -1858 (Published for the Ray Society by R. Hardwicke, 1867)

Miscellaneous papers on the botany of Michigan - Dodge, C. K. (Charles Keene), 1844 -1918 (Wynkoop Hallenbeck Crawford, State Printers, 1921)

Miscellaneous studies in agriculture and biology - University of California (1868-1952) (University of California Press, 1919)

Miscellaneous tracts relating to natural history, husbandry, and physick : to which is added, The calendar of flora - Stillingfleet, Benjamin, 1702 -1771 (Printed: and sold by R. and J. Dodsley ... ; S. Baker ... ; and T. Payne, 1762)

Miscellen - Reichardt, Heinrich Wilhelm, 1835 -1885 (1867)

Miss Ella V. Baines the woman florist : plants, bulbs, seeds of quality Springfield, Ohio spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baines, 1929)

Miss Ella V. Baines the woman florist Springfield, Ohio : spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baines, 1926)

Mission scientifique au Mexique et dans l'Amérique Centrale : ouvrage publié par ordre de S.M. l'Empereur et par les soins du Ministre de l'instruction publique - Fournier, Eugène, 1834 -1884 (Imprimerie impériale, 1870)

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], 1920)

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

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

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, 1991)

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 2004)

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 (1837)

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, 1966)