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

Mildews, rusts, and smuts. A synopsis of the families, Peronosporaceae, Erysiphaceae, Uredinaceae and Ustilaginaceae - Massee, George, 1850 -1917 (Dulau and Company, 1913)

The mineral conchology of Great Britain; or, Coloured figures and descriptions of those remains of testaceous animals or shells, which have been preserved at various times and depths in the earth - Sowerby, James de Carle, 1787 -1871 (Printed by B. Meredith [etc.], 1812)

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

Minnesota botanical studies - Geological; Natural History Survey of Minnesota. (Geological and Natural History Survey of Minnesota, 1898)

Minnesota botanical studies - Geological; Natural History Survey of Minnesota. (Geological and Natural History Survey of Minnesota, 1900)

Minnesota botanical studies - Geological; Natural History Survey of Minnesota. (Geological and Natural History Survey of Minnesota, 1909)

Minnewaska's flora - Dallas, Ellen M. (1896)

Minor products of Philippine forests - Brown, William Henry, 1884 -1939 (Bureau of Printing, 1920)

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

Miscellanea entomologica. Memoria prima-[quarta] - Costa, Achille, 1823 -1898 (Tip. della Reale accademia delle scienze fisiche e matematiche, 1888)

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 contributions, micro-lepidoptera, 1902-10 - Kearfott, William Dunham, 1864 -1917 (s.n, 1902)

Miscellaneous papers on apiculture. I, Production and care of extracted honey - United States. Bureau of Entomology. (Govt. print. off, 1911)

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

Miscellaneous publications of the American Museum of Natural History - American Museum of Natural History (American Museum of Natural History, 1912)

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)

Mission from Cape Coast Castle to Ashantee : with a statistical account of that kingdom, and geographical notices of other parts of the interior of Africa - Havell, Robert, 1793 -1878 (John Murray, 1819)

Mission Pavie Indo-Chine, 1879-1895. Études diverses - Pavie, Auguste, 1847 -1925 (E. Leroux, 1898)

Mission scientifique du cap Horn, 1882-1883 - Mission scientifique du Cape Horn, 1882-1883. (Gauthier-Villars, 1891)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1915)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1916)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1918)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1919)

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])

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1952)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1959)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1998)

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, 1986)

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

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

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 1989)

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 1991)

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 2006)

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 2022)

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

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

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1958)

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

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

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

Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1909)

Mitteilungen der Schweizerischen Entomologischen Gesellschaft = Bulletin de la Société entomologique suisse - Schweizerische Naturforschende Gesellschaft. (Schweizerische Entomologische Gesellschaft, 1891)

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

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1905)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1904)

Mittheilungen der Naturforschenden Gesellschaft in Bern - Naturforschende Gesellschaft in Bern. (Naturforschenden Gesellschaft in Bern], 1875)

Mittheilungen von Forschungsreisenden und Gelehrten aus den deutschen Schutzgebieten : mit Benutzung amtlicher quellen (U. Usher, 1891)

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)

Mollusca terrestria et fluviatilia, edit - Porro, Carlo, 1813 -1848 (excudebat Aloysius de Jacobo Pirola, 1846)

Molluscorum species, quas in itinere per orientem facto comites clariss - Erdl, M. P. 1815 -1848 (Typis Caroli Wolf, 1839)

Mollusques éocéniques de la Loire-inférieure - Cossmann, M. (Maurice), 1850 -1924 (Pequignot, 1895)

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1858)

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1866)

Monatsschrift für Kakteenkunde (J. Neumann, 1921)

Le Moniteur d'horticulture ([s.n.], 1897)

A monograph of the British pleistocene mammalia - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1902)

A monograph of the fossil Polyzoa of the Crag - Busk, George, 1807 -1886 (Printed for the Palæontographical society, 1859)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1852)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1859)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1878)

Monographie des cétoines et genres voisins, formant, dans les familles naturelles de Latreille, la division des scarabées mélitophiles - Rémond, N. (J.-B. Baillière, 1833)

Monographie des coléoptères subpentamères de la famille des phytophages - Lacordaire, Théodore, 1801 -1870 (C. Muquardt, 1845)

Monographie des élatérides - Candèze, E. C. (Ernest Charles), 1827 -1898 (H. Dessain, 1857)

Monographien der Genera der Falconidae. [1]-5 - Kaup, J. J. (Johann Jacob), 1803 -1873 (1847)

Monographs in systematic botany from the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden, 1988)

Monographs of the United States Geological Survey - Geological Survey (U.S.) (Govt. Print. Off, 1899)

A montane rain-forest; a contribution to the physiological plant geography of Jamaica - Shreve, Forrest, 1878 -1950 (Carnegie Institution of Washington, 1914)

Il monte Mario ed i suoi fossili subapennini raccolti e descritti dallo scultore e paleontologo - Conti, Angelo. (Tipografia di Giovanni Cesaretti, 1864)

The Monthly bulletin of the State Commission of Horticulture - California. State Commission of Horticulture. (The Commission, 1911)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1804)

Monthly report of the Department of Agriculture ... - United States. Dept. of Agriculture. Division of Statistics. (G.P.O, 1863)

Monthly wildlife research letter - Illinois. Natural History Survey Division (The Dept. and the Survey, 1965)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1972)

Moscosoa : contribuciones científicas del Jardín Botánico Nacional "Dr. Rafael M. Moscoso" - Jardín Botánico Nacional "Dr. Rafael M. Moscoso." (El Jardín, 1976)

Moscosoa : contribuciones científicas del Jardín Botánico Nacional "Dr. Rafael M. Moscoso" - Jardín Botánico Nacional "Dr. Rafael M. Moscoso." (El Jardín, 1989)

Moscosoa : contribuciones científicas del Jardín Botánico Nacional "Dr. Rafael M. Moscoso" - Jardín Botánico Nacional "Dr. Rafael M. Moscoso." (El Jardín, 1990)

The mosquitoes of the Americas - Dyar, Harrison G. (Harrison Gray), 1866 -1929 (Carnegie Institution of Washington, 1928)

The mountain - Jackson, Robert Montgomery Smith, 1815 -1865 (J. B. Lippincott & Co, 1860)

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

Museum Boltenianum, sive, Catalogus cimeliorum e tribus regnis naturae quae olim collegerat Joa. Fried. Bolten .... - Bolten, Joachim Friedrich, 1718 -1796 (Typis Johan. Christi. Trappii, 1798)

Museum Boltenianum, sive, Catalogus cimeliorum e tribus regnis naturae quae olim collegerat Joa. Fried. Bolten - British Museum (Natural History) (British Museum (Natural History)], 1906)

Museum Boltenianum : Verzeichnis der von dem gestorbenen J.F. Bolten...hinterlassenen vortrefflichen Sammlung Conchylien, Mineralien und Kunstsachen die am 26. April d.J., Morgens um 10 Uhr öffentlich verkauft werden sollen durch den Makler J. Noodt - Bolten, Joachim Friedrich, 1718 -1796 (Conrad Müller, 1819)

Museum Calonnianum : specification of the various articles which compose the magnificent museum of natural history - Calonne, Charles Alexandre de, 1734 -1802 ([s.n.], 1797)

Museum Leskeanum : regnum animale quod ordine systematico - Leske, Nathanael Gottfried, 1751 -1786 (Sumptibus haeredum I.G. Mülleri, 1789)

Museum museorum, oder, Vollständige Schau Bühne aller Materialien und Specereyen : nebst deren natürlichen Beschreibung, Election, Nutzen und Gebrauch, aus andern Material-Kunst-und Naturalien-Kammern, oost-und-west-indischen Reiss-Beschreibungen ... : wie auch selbst-eigenen Erfahrung, zum Vorschub der studirenden Jugend, Materialisten ... u.s.w. also verfasset, und mit etlich hundert sauberen Kupfferstücken unter Augen geleget - Valentini, Michael Bernhard, 1657 -1729 (Verlegt von Johann David Zunners Sel. Erben, und Johann Adam Jungen, 1714)

Museum Naturalium Academiæ Upsaliensis auctum. venia ... præside C.P. Thunberg. cujus partem secundam - Thunberg, Carl Peter, 1743 -1828 (Excudebant Palmblad & C, 1827)

Museum naturalium Academiae upsaliensis cujus partem primam [-XXXIII, ultimam] - Thunberg, Carl Peter, 1743 -1828 (Typis Edmannianis, 1797)

Museum naturalium Academiae upsaliensis cujus partem primam [-XXXIII, ultimam] - Thunberg, Carl Peter, 1743 -1828 (Typis Edmannianis, 1819)

Museum N.G. Leskeanum. Pars entomologica ; ad systema entomologiae Cl. Fabricii ordinata - Leske, Nathanael Gottfried, 1751 -1786 (In Bibliopolio I.G. Mülleriano, 1788)

Mushrooms, ferns and grasses and some more wild flowers - Jones, James Edmund, 1866 -1939 (National Boys' Work Board, 1930)

The mutation theory; experiments and observations on the origin of species in the vegetable kingdom - Vries, Hugo de, 1848 -1935 (Open Court Pub. Co, 1909)

Mutations and evolution - Gates, R. Ruggles (Reginald Ruggles), 1882 -1962 (W. Wesley & Son, 1921)

Die mutationstheorie. Versuche und beobachtungen über die entstehung von arten im pflanzenreich - Vries, Hugo de, 1848 -1935 (Veit & comp, 1901)