A monograph of the Mycetozoa : a descriptive catalogue of the species in the Herbarium of the British Museum - British Museum (Natural History). Department of Botany. (Printed by order of the Trustees of the British Museum, 1911)

Monograph of the Myxogastres - Brandsten, Gustav Fredrik. (Methuen, 1892)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1850)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1853)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1858)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1882)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1883)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1884)

A monograph of the Permian fossils of England - Palaeontographical Society (Great Britain) (Printed for the Palæontographical Society, 1850)

Monographie des céréales de la Suisse; ou Description des blés, seigle, orges, avoines, mais, millets, cultivés en Suisse, leurs maladies et leurs usages économiques - Seringe, N. C. (Nicolas Charles), 1776 -1858 (Chez l'auteur, 1818)

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

Monographs of the United States Geological Survey - Geological Survey (U.S.) (Govt. Print. Off, 1882)

A monography of the Myxogastres - Massee, George, 1850 -1917 (Methuen & Co, 1892)

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, 1871)

Morphologie und Physiologie der Pilze, Flechten und Myxomyceten - Bary, A. de (Anton), 1831 -1888 (W. Engelmann, 1866)

Morphology and taxonomy of fungi - Bessey, Ernst Athearn, 1877 -1957 (Blakiston, 1950)

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)

Mousses de l'Oubangui - Potier de la Varde, R. (Robert), 1878 -1961 (René Viguier, 1928)

Mousses du Gabon - Potier de la Varde, R. (Robert), 1878 -1961 (Imprimerie R. Jacqueline, 1936)

Die Musci der Flora von Buitenzorg : zugleich Laubmoosflora von Java - Fleischer, Max, 1861 -1930 (E.J. Brill, 1900)

Die Musci der Flora von Buitenzorg : zugleich Laubmoosflora von Java - Fleischer, Max, 1861 -1930 (E.J. Brill, 1915)

Museum Normanianum, or A catalogue of the invertebrata of Europe, and the Arctic and North Atlantic oceans, which are contained in the collection of the Rev. Canon A. M. Norman, ... . I.-XII. Printed for private distribution - Norman, Alfred Merle, 1831 -1918 (Morton, printer, 1886)

Museum paper - Geological Survey of Alabama. Museum. (1910)

Museum paper - Alabama Museum of Natural History. (Alabama Museum of Natural History, 1921)

The mushroom, edible and otherwise, its habitat and its time of growth, with photographic illustrations of nearly all the common species : a guide to the study of mushrooms, with special reference to the edible and poisonous varieties, with a view of opening up to the student of nature a wide field of useful and interesting knowledge - Hard, Miron Elisha, 1845 -1914 (Ohio Library Co., Distributors, 1908)

The Mycetozoa of North America, based upon the specimens in the herbarium of the New York botanical garden - New York Botanical Garden. Herbarium. (The author, 1944)

Mycographie suisse, ou, Description des champignons qui croissent en Suisse, particulie`rement dans le canton de Vaud, aux environs de Lausanne - Secretan, Louis, 1758 -1839 (Impr. de P.A. Bonnant, 1833)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1915)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1916)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1922)

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

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1907)

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1898)

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1911)

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1912)

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1913)

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1916)

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1920)

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1921)

Die Mysterien der Europäischen Insectenwelt. Ein geheimer Schlüssel für Sammler aller Insectenordnungen und Stände, behufs des Fangs, des Aufenthalts-orts, der Wohnung, Tag- und Jahreszeit ... - Gistel, Johannes, 1809 - (Druck und Verlag von Tobias Dannheimer, 1856)

The Myxomycetes; a descriptive list of the known species with special reference to those occurring in North America - Macbride, Thomas H. (Thomas Huston), 1848 -1934 (The Macmillan Company, 1934)

The Myxomycetes of Great Britain arranged according to the method of Rostafinski - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Williams and Norgate, 1877)

Narrative of a voyage to the Polar Sea during 1875-76 in H.M. ships 'Alert' and 'Discovery' - Feilden, H. W. (Henry Wemyss), 1838 -1921 (S. Low, Marston, Searle, & Rivington, 1878)

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)

A natural history of British moths : accurately delineating every known species, with the English as well as scientific names, accompanied by full descriptions, date of appearance, lists of the localities they haunt, their food in the caterpillar state, and other features of their habits and modes of existence, etc., etc - Morris, F. O. (Francis Orpen), 1810 -1893 (George Bell and Sons, 1872)

A natural history of British moths ... - Morris, F. O. (Francis Orpen), 1810 -1893 (H. E. Knox, 1871)

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

Natural history of New York - Hall, James, 1811 -1898 (D. Appleton & co. and Wiley & Putnam, 1894)

The Natural History of the Scarborough district - Rimington, F. C. (Scarborough Field Naturalists' Society, 1953)

Natural History Reports / British Antarctic ("Terra Nova") Expedition, 1910-13. Zoology - British Museum (Natural History) (BM(NH), 1918)

The natural history review - Belfast Natural History; Philosophical Society. (Hodges & Smith, 1856)

The natural history review - Belfast Natural History; Philosophical Society. (Hodges & Smith, 1861)

Natural science : a monthly review of scientific progress (Macmillan and Company [etc.], 1899)

A natural system of botany; or, A systematic view of the organisation, natural affinities, and geographical distribution of the whole vegetable kingdom - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, and Longman, 1836)

A natural system of botany, or, A systematic view of the organization, natural affinities, and geographical distribution, of the whole vegetable kingdom : together with the uses of the most important species in medicine, the arts, and rural or domestic economy - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, and Longman, 1836)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1900)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1903)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1904)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1908)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1912)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1913)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1916)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1918)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1919)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1920)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1921)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1922)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1923)