Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1906)

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)

Michelia - Saccardo, P. A. (Pier Andrea), 1845 -1920 (Typis Seminarii, 1879)

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, 1875)

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)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1879)

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, 1881)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1882)

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, 1884)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1885)

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, 1887)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1888)

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)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1892)

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)

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

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], 1920)

Mitteilungen aus dem Naturwissenschaftlichen Verein für Neuvorpommern und Rügen in Griefswald ... - Naturwissenschaftlicher Verein für Neuvorpommern und Rügen, Greifswald. (1882)

Mitteilungen aus den Botanischen Staatsinstituten in Hamburg - Botanische Staatsinstitut (Hamburg, Germany) (L. Gräfe & Sillem, 1901)

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 Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1894)

Mitteilungen der Münchner Entomologischen Gesellschaft - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1951)

Mitteilungen der Münchner Entomologischen Gesellschaft - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1956)

Mitteilungen der Schweizerischen Entomologischen Gesellschaft = Bulletin de la Société entomologique suisse - Schweizerische Naturforschende Gesellschaft. (Schweizerische Entomologische Gesellschaft, 1872)

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

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1880)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1882)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1890)

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

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1900)

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

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1906)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1915)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1917)

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

Mitteilungen des Thüringischen Botanischen Vereins. n. F - Thüringische Botanische Gesellschaft. (Im Selbstverlag des Vereins, 1910)

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

Mittheilungen des Münchener Entomologischen Vereins - Münchener Entomologischer Verein. (T. Ackermann, 1880)

The mollusca of Somerset; land, freshwater, estuarine and marine - Swanton, Ernest W. (Somersetshire Archaeological and Natural History Society, 1912)

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1881)

Monatsschrift des Vereines zur Beförderung des Gartenbaues in den Königl. Preussischen Staaten und der Gesellschaft der Gartenfreunde Berlins - Gesellschaft des Gartenfreunde Berlins. (P. Parey [etc.], 1880)

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, 1895)

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

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, 1916)

Monographia uredinearum : seu specierum omnium ad hunc usque diem cognitarum descriptio et adumbratio systematica - Sydow, P. (Paul), 1851 -1925 (Fratres Borntraeger, 1904)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1808)

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)

Moulds, mildews, and mushrooms; a guide to the systematic study of the Fungi and Mycetozoa and their literature - Underwood, Lucien Marcus, 1853 -1907 (H. Holt & co, 1899)

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, 1902)

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)

Nanna, oder, Über das Seelenleben der Pflanzen - Fechner, Gustav Theodor, 1801 -1887 (Voss, 1908)

Nanna, oder, Über das Seelenleben der Pflanzen - Fechner, Gustav Theodor, 1801 -1887 (L. Voss, 1848)

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, 2014)

Natur Cymru : a review of wildlife in Wales - Natur Cymru, (Natur Cymru, 2016)

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 - White, Gilbert, 1720 -1793 (Macmillan and Co, 1897)

The natural history and antiquities of Selborne - White, Gilbert, 1720 -1793 (Printed for J. and A. Arch [etc, 1837)

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

Natural history and antiquities of Selborne. With notes by Frank Buckland, a chapter on antiquities by Lord Selborne, and new letters. Illustrated by P.H. Delamottee - Buckland, Francis T. (Francis Trevelyan), 1826 -1880 (Macmillan, 1887)

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)

The natural history of plants - Baillon, H. (Henri), 1827 -1895 (L. Reeve & co, 1871)

The natural history of plants - Baillon, H. (Henri), 1827 -1895 (L. Reeve & co, 1878)

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: 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)

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, 1894)

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 (Blackie & Son, 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, 1896)