Le Monde des plantes - Académie internationale de géographie botanique. (Impr. Edmond Monnoyer, 1895)

Monograph of North american Cyperaceae ; by John Torrey, to which is appended a Monograph of the North american species of Rhynchospora, etc. ; by Asa Gray - Torrey, John, 1796 -1873 (Scott and, Co, 1836)

A monograph of the Najades of Pennsylvania - Ortmann, Arnold E. 1863 -1927 (Published by the authority of the Board of Trustees of the Carnegie Institute, 1911)

Monographia Equisetorum - Milde, Julius, 1824 -1871 (E. Blochmann, 1865)

Monographie des Pilosella et des Hieracium du Dauphine, suivie de l'analyse de quelques autres Plantes - Arvet-Touvet, Casimir, 1841 -1913 (Grenoble, 1873)

Monographs in systematic botany from the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden, 1981)

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

Mountain and moorland - Thomson, J. Arthur (John Arthur), 1861 -1933 (Society for Promoting Christian Knowledge, 1921)

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

Mountain wild flowers of America; a simple and popular guide to the names and descriptions of the flowers that bloom above the clouds - Henshaw, Julia W. (Julia Wilmotte) 1869 -1937 (Ginn, 1906)

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

Museum bulletin - Geological Survey of Canada. Museum. (Government Printing Bureau, 1917)

Museum bulletin - New York State Museum. (University of the State of New York, 1911)

Museum bulletin - New York State Museum. (University of the State of New York, 1915)

Museum naturalium Academiae upsaliensis cujus partem primam [-XXXIII, ultimam] - Thunberg, Carl Peter, 1743 -1828 (Typis Edmannianis, 1806)

Museum naturalium Academiae upsaliensis cujus partem primam [-XXXIII, ultimam] - Thunberg, Carl Peter, 1743 -1828 (Typis Edmannianis, 1814)

My life; a record of events and opinions - Wallace, Alfred Russel, 1823 -1913 (Dodd, Mead & Company, 1905)

My life : a record of events and opinions - Wallace, Alfred Russel, 1823 -1913 (Chapman & Hall, Ld, 1905)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1911)

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, 1921)

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

Mycotrophy in plants; lectures on the biology of mycorrhizae and related structures - Kelley, Arthur Pierson, 1897 -1979 (Chronica Botanica Co, 1950)

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)

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)

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, 1900)

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)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1952)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1971)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 2002)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 2003)

Nachtrag zum Samen-Verzeichnis vom Jahre 1930 des Städtischen Botanischen Gartens von Duisburg am Rhein : Ernte 1931 - Botanischer Gärten der Stadt Duisburg. (Botanischer Gärten der Stadt Duisburg], 1931)

Nachträge zur Flora von Nieder-Oesterreich - Neilreich, August, 1803 -1871 (K.K. Zoologisch-botanische Gesellschaft, 1866)

Die Nahrpflanzen der in Europa lebenden Raupen der Grossschmetterlinge und ihre Bewohner - Meyer, Fr. (Entomologische Zeitschrift, 1919)

Narrative of an expedition to the shores of the Arctic sea in 1846 and 1847 - Rae, John, 1813 -1893 (T. & W. Boone, 1850)

Narrative of a journey to the shores of the Polar Sea, in the years 1819, 20, 21, and 22 - Franklin, John, Sir, 1786 -1847 (J. Murray, 1823)

National list of scientific plant names - United States. Soil Conservation Service. (U.S. Dept. of Agriculture, Soil Conservation Service, 1982)

National list of scientific plant names - United States. Soil Conservation Service. (Nebr.], 1971)

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1911)

The native flora of the vicinity of Cold Spring Harbor, L.I., New York - Grier, Norman McDowell 1890 -1951 (1925)

Native plant seed list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank H. Rose, 1953)

Native plants of the National Park Region - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank H. Rose, 1949)

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

Natur Cymru : a review of wildlife in Wales - Natur Cymru, (Natur Cymru, 2007)

Natur Cymru : a review of wildlife in Wales - Natur Cymru, (Natur Cymru, 2009)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1896)

Natural areas of the Chesapeake Bay Region: ecological priorities (1974)

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 - American Museum of Natural History (American Museum of Natural History, 1919)

The natural history and antiquities of Northumberland and so much of the county of Durham as lies between the rivers Tyne and Tweed; commonly called North Bishoprick - Wallis, John, 1714 -1793 (Printed for the author by W. and W. Strahan, sold by S. Bladon, 1769)

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 : 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 - 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. 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)

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: 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 - 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)

The natural history of Pliny - Bostock, John, 1773 -1846 (H. G. Bohn, 1855)

Natural history of the Andrew Lake region, northeastern Alberta - Provincial Museum of Alberta. Natural History Section. (Provincial Museum of Alberta, 1990)

Natural history of the district ..., together with a geological account of the rock strata, and the fossils contained in them, Part II [in The Teignmouth, Dawlish, and Torquay Guide.,,, by N. T. Carrington] - Turton, William, 1762 -1835 (E. Croydon, 1830)

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

The Natural History of the Scarborough district - Rimington, F. C. (Scarborough Field Naturalists' Society, 1956)

The natural history of the Tineina ... - Stainton, H. T, (Henry Tibbats) 1822 -1892 (J. Van Voorst; [etc.,etc.], 1870)

The natural history of the Toronto region, Ontario, Canada - Glenny, George, 1793 -1874 (Canadian Institute, 1913)

The Natural history of the Toronto Region, Ontario, Canada - Faull, J. H. (Joseph Horace), 1870 -1961 (Canadian Institute, 1913)

The natural history of Washington territory, with much relating to Minnesota, Nebraska, Kansas, Oregon, and California, between the thirty-sixth and forty-ninth parallels of latitude, being those parts of the final reports on the survey of the Northern Pacific railroad route, containing the climate and physical geography, with full catalogues and descriptions of the plants and animals collected from 1853 to 1857 - Gray, Asa, 1810 -1888 (Baillière brothers, 1859)

Natural regions, subregions and natural history themes of Alberta : a classification for protected areas management - Achuff, P. L. (Alberta Environmental Protection, 1994)

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)

La naturaleza; periódico científico del Museo Nacional de Historia Natural y de la Sociedad Mexicana de Historia Natural - Sociedad Mexicana de Historia Natural. (Impr. de I. Escalante, 1887)

Naturalhistoriska anteckningar om Åland - Bergstrand, Carl Erik, 1830 -1913 (Tryckt hos J. Beckman, 1851)

Naturalientausch, &c. No. 1 - 12 - Opiz, Philipp Maximilian. (1826)