Micro-fungi : when and where to find them - Brittain, Thomas, 1806 -1884 (A. Heywood & Son, 1882)

The microanalysis of powdered vegetable drugs - Schneider, Albert, 1863 -1928 (P. Blakiston's son & co, 1921)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1880)

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)

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)

Miscellanea entomologica; revue entomologique internationale - Union entomologique. (1900)

[Miscellaneous papers] - Trautvetter, Ernst Rudolph von, 1809 -1889 (1857)

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

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)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1927)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1929)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1942)

Mitchell Nursery Company [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mitchell Nursery Company, 1915)

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 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 Münchner Entomologischen Gesellschaft - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1913)

Mitteilungen der Münchner Entomologischen Gesellschaft - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1942)

Mitteilungen der Münchner Entomologischen Gesellschaft - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1980)

Mitteilungen der Münchner Entomologischen Gesellschaft - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1985)

Mitteilungen der Schweizerischen Entomologischen Gesellschaft = Bulletin de la Société entomologique suisse - Schweizerische Naturforschende Gesellschaft. (Schweizerische Entomologische Gesellschaft, 1873)

Mitteilungen der Thurgauischen Naturforschenden Gesellschaft - Thurgauische Naturforschende Gesellschaft (Weinfelden [etc.], 1900)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1867)

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

Mittheilungen der Naturforschenden Gesellschaft in Bern - Naturforschende Gesellschaft in Bern. (Naturforschenden Gesellschaft in Bern], 1904)

Mittheilungen der Naturforschenden Gesellschaft in Bern - Naturforschende Gesellschaft in Bern. (Naturforschenden Gesellschaft in Bern], 1908)

Miyabe-festschrift, or A collection of botanical papers presented to Prof. Dr. Kingo Miyabe on the occasion of the twenty-fifth anniversary of his academic service by his friends and pupils - Miyabe, Kingo, 1860 -1951 (Rokumeikwan, 1911)

Le Monde des plantes - Académie internationale de géographie botanique. (Impr. Edmond Monnoyer, 1893)

Le Monde des plantes - Académie internationale de géographie botanique. (Impr. Edmond Monnoyer, 1894)

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

A monograph of the British phytophagous Hymenoptera ... - Cameron, Peter, 1847 -1912 (Printed for the Ray Society, 1882)

A monograph of the British Uredineae and Ustilagineae, with an account of their biology including the methods of observing the germination of their spores and of their experimental culture - Plowright, Charles B. (Charles Bagge), 1849 -1910 (Paul, Trench & Co, 1889)

A monograph of the British Uredineae and Ustilagineae, with an account of their biology including the methods of observing the germination of their spores and of their experimental culture - Plowright, Charles B. (Charles Bagge), 1849 -1910 (K. Paul, Trench, 1889)

A monograph of the British Uredineæ and Ustilagineæ, with an account of their biology including the methods of observing the germination of their spores and of their experimental culture - Plowright, Charles B. (Charles Bagge), 1849 -1910 (K. Paul, Trench, 1889)

A monograph of the Erysiphaceae - Salmon, Ernest Stanley. (Torrey Botanical Club], 1900)

Monograph of the land & freshwater Mollusca of the British isles - Roebuck, William Denison, 1851 -1919 (Taylor brothers, 1914)

Monographie der Familien der Pflanzenläuse (Phytophthires) - Kaltenbach, J. H. (Johann Heinrich), 1807 -1876 (In Commission der Roschütz'schen Buchandlung, 1843)

Monographie der Familien der Pflanzenläuse (phytophthires). 1. Th, Die Blatt- und Erdläuse (Aphidina et Hyponomeutes) - Kaltenbach, J. H. (Johann Heinrich), 1807 -1876 (Roschütz, 1843)

Monographie der Zwangsdrehungen - Vries, Hugo de, 1848 -1935 (s. n, 1891)

Monthly letter - United States. Bureau of Entomology. (1932)

Morphologische und physiologische Analyse der Zelle der Pflanzen und Tiere : Grundzüge unseres Wissens über den Bau der Zelle und über dessen Beziehung zur Leistung der Zelle - Meyer, Arthur, 1850 -1922 (G. Fischer, 1920)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1962)

The moths of the British Isles - South, Richard, 1846 -1932 (F. Warne, 1900)

The moths of the British Isles - South, Richard, 1846 -1932 (Frederick Warne & Co, 1920)

The moths of the British Isles - South, Richard, 1846 -1932 (F. Warne & Co, 1909)

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

Mountain, plain and garden : the magazine of Denver Botanic Gardens - Denver Botanic Gardens. (The Gardens, 1998)

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

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)

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

Die mutationstheorie. Versuche und beobachtungen über die entstehung von arten im pflanzenreich - Vries, Hugo de, 1848 -1935 (Veit & comp, 1903)

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

Mycologia Fennica - Karsten, P. A. (Petter Adolf), 1834 -1917 (Finska Litteratur-sllskapets Tryckeri, 1871)

Mycologisches Centralblatt = Mycological review = Revue mycologique = Revista micologica : Zeitschrift für allgemeine und angewandte Mycologie : Organ für wissenschaftliche Forschung auf den Gebieten der allgemeinen Mycologie, Gärungschemie und technischen Mycologie - Wehmer, C. (Carl), 1858 -1935 (G. Fischer, 1914)

Názorná kvĕtena zemí koruny c̆eské, obsahujíci téz̆ c̆elnĕjs̆í rostliny cizozemské, pĕstované u nás pro uz̆itek a okrasu, se zvlás̆tním zr̆etelem k zjevům z̆ivotním - Polivka, František, 1923 (Nákl. R. Prombergra, 1904)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1987)

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)

Das natürliche System des Pflanzenreiches nachgewiesen in der Flora von Jena - Koch, Karl, 1809 -1879 (Hochhausen, 1839)

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

Natur Cymru : a review of wildlife in Wales - Natur Cymru, (Natur Cymru, 2013)

Natur Cymru : a review of wildlife in Wales - Natur Cymru, (Natur Cymru, 2015)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1895)

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)

Natural history and antiquities of Selborne - Buckland, Francis T. (Francis Trevelyan), 1826 -1880 (Macmillan and Co, 1875)

The natural history and antiquities of Selborne, in the county of Southampton - White, Gilbert, 1720 -1793 (Swan Sonnenschein, 1889)

The natural history and antiquities of Selborne, in the county of Southampton - White, Gilbert, 1720 -1793 (Swan Sonnenschein, 1888)

The natural history and antiquities of Selborne, in the county of Southampton : to which are added, the Naturalist's calendar, observations on various parts of nature, and poems - White, Gilbert, 1720 -1793 (Printed for White, Cochrane, 1813)

The natural history of Dee Side and Braemar - Lankester, Edwin, 1814 -1874 ([Printed for private circulation by Bradbury and Evans], 1855)

The natural history of Dee Side and Braemar - Lankester, Edwin, 1814 -1874 (Printed for private circulation [by Bradbury and Evans], 1855)

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

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

The natural history of plants - Baillon, H. (Henri), 1827 -1895 (L. Reeve & co, 1881)

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 (H. Holt and Company, 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: from the German of Anton Kerner von Marilaun ... Tr. and ed. by F.W. Eliver ... with the assistance of Marian Busk ... and Mary F. Ewart - Kerner von Marilaun, Anton, 1831 -1898 (Blackie, 1894)