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, 1949)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1954)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1955)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1957)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1959)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1960)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1971)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1973)

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

Mycotaxon (Mycotaxon, 2013)

Mycotaxon (Mycotaxon, 2021)

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)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1967)

The National Collection of Coccidae - United States. Bureau of Entomology. (G.P.O, 1908)

National forests in the southern Appalachians - United States. Forest Service. (U.S. Govt. Print. Off, 1940)

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1912)

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

The native forests of Cuyahoga County, Ohio - Williams, Arthur B. (Arthur Baldwin), 1874 - (Cleveland Museum of Natural History, 1949)

Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 2009)

Native woody plants of the United States : their erosion-control and wildlife values - Mulford, Furman Lloyd, 1869 - (U.S. Dept. of Agriculture, 1938)

Native woody plants of the United States, their erosion-control and wildlife values - United States. (U. S. Govt. print. off, 1938)

Natural history - American Museum of Natural History (American Museum of Natural History, 1981)

The natural history of the rarer lepidopterous insects of Georgia : including their systematic characters, the particulars of their several metamorphoses, and the plants on which they feed. Collected from the observation of Mr. John Abbot, many years resident in that country - Smith, James Edward, 1759 -1828 (Printed by T. Bensley, for J. Edwards [etc.], 1797)

The natural history review - Belfast Natural History; Philosophical Society. (Hodges & Smith, 1862)

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)

Die Naturalisation ausländischer Waldbäume in Deutschland - Booth, John, 1836 -1909 (J. Springer, 1882)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1968)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1989)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1994)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2015)

Naturalist's guide to the Americas - Ecological Society of America. Committee on the Preservation of Natural Conditions. (Williams & Wilkins, 1926)

Le Naturaliste canadien - Provancher, L. (Léon), 1820 -1892 (Éditions, l'Ardoise [etc.], 1891)

Le Naturaliste : journal des échanges et des nouvelles - Deyrolle, Émile, 1838 -1917 (Bureaux à Paris, 1906)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1905)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1919)

Nature in Avon - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 2003)

Nature Reserves of the Himalaya and the Mountains of Central Asia (1993)

Nature's charm around the home - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (McKay Nursery Company, 1939)

Naturwissenschaftliche Rundschau : wöchentliche Berichte über die Fortschritte auf dem Gesammtgebiete der Naturwissenschaften (Druck und verlag von Friedrich Vieweg und Sohn, 1909)

The Nebraska bird review - Nebraska Ornithologists' Union. (Nebraska Ornithologists' Union, 1966)

Nebraska forest statistics, 1983 - Raile, Gerhard K. (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1985)

Nebraska's second forest inventory - Raile, Gerhard K. (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1986)

A net volume equation for Indiana - North Central Forest Experiment Station (Saint Paul, Minn.) (U.S. Dept. of Agriculture, 1982)

Neue forstliche Blätter - Bühler, Anton, 1848 -1920 (Georg Schnürlen, 1902)

The new 1957 garden book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Montgomery Ward, 1957)

The new 1958 garden book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Montgomery Ward, 1958)

The New England farmer (Thomas W. Shepard, 1830)

The New England farmer (Thomas W. Shepard, 1831)

The New England farmer (Thomas W. Shepard, 1832)

The New England Farmer : containing essays, original and selected, relating to agriculture and domestic economy, with engravings and the prices of country produce - Fesseden, Thomas Green, 1771 -1837 (Published by William Nichols, 1823)

The New Mexico botanist - New Mexico State University. Cooperative Extension Service. (Range Science Herbarium and Cooperative Extension Service, 2010)

New plant introductions - United States. Office of Foreign Seed; Plant Introduction. (G.P.O, 1916)

New Plant introductions - United States. Office of foreign seed; plant introduction. (1916)

New Plant introductions - United States. Office of foreign seed; plant introduction. (1917)

New planting guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Waynesboro Nurseries, 1938)

... New species of North American Coleoptera - LeConte, John L. (John Lawrence), 1825 -1883 (Smithsonian institution, 1863)

New York State Museum bulletin - New York State Museum. (University of the State of New York, 1919)

New York State Museum bulletin - New York State Museum. (University of the State of New York, 1925)

Newer, better fruits sold only by Stark Bro's - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stark Bro's, 1933)

News - Indiana Native Plant; Wildflower Society. (Indiana Native Plant and Wildflower Society, 2004)

Newsletter - Hawaiian Botanical Society - Hawaiian Botanical Society. (The Society, 1979)

ning xia liu pan shan he lan shan mu ben zhi wu tu jian 宁夏六盘山贺兰山木本植物图鉴 - Feng, Xiankui 冯显逵 (ning xia ren min chu ban she 宁夏人民出版社, 1979)

Növʹenytani közlemʹenyek - Magyar Természettudományi Társulat. Növénytani Szakosztály. (Kir. Magy. Termʹeszettudomʹanyi Tʹarsultat, 1908)

The North American Pyrenomycetes. A contribution to mycologic botany - Everhart, B. M. (Benjamin Matlack), 1818 -1904 (Ellis & Everhart, 1892)

The North American sylva, or, A description of the forest trees of the United States, Canada, and Nova Scotia, not described in the work of F. Andrew Michaux and containing all the forest trees discovered in the Rocky Mountains, the territory of Oregon, down to the shores of the Pacific, and into the confines of California, as well as in various parts of the United States ; illustrated by 121 colored plates - Nuttall, Thomas, 1786 -1859 (Wm. Rutter, 1865)

North American trees (exclusive of Mexico and tropical United States) A handbook designed for field use - Preston, Richard Joseph, 1905 - (Iowa State University Press, 1961)

North Carolina forest resources and industries - Cruikshank, James W. (U.S. Dept. of Agriculture, 1944)

North Platte River area designated (noxious) weed treatment program : environmental assessment record - United States. Bureau of Land Management. (Wyoming Department of Agriculture, 1978)

Northeastern Area Forest Health Report–1992 (1994)

Northeastern forest pest reporter - United States. Forest Service. (U. S. Dept. of Agriculture. Forest Service, Region Seven, 1956)

Nota lepidopterologica - Societas Europaea Lepidopterologica (1977)

Nota lepidopterologica - Societas Europaea Lepidopterologica (1988)

Nota lepidopterologica - Societas Europaea Lepidopterologica (1989)

Nota lepidopterologica - Societas Europaea Lepidopterologica (1992)

Nota lepidopterologica - Societas Europaea Lepidopterologica (2004)

Nota lepidopterologica - Societas Europaea Lepidopterologica (2012)

Notable flowers to brighten your garden, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bristol Nurseries, Inc, 1935)

Notes of a military reconnoissance, from Fort Leavenworth, in Missouri, to San Diego, in California, including part of the Arkansas, Del Norte, and Gila rivers [House Report: Ex. doc. no.: 41] - Emory, William H. 1811 -1887 (Wendell and Van Benthuysen, 1848)

Notes of a military reconnoissance :from Fort Leavenworth, in Missouri, to San Diego, in California, including parts of the Arkansas, Del Norte, and Gila rivers [Senate Report: Ex. doc. no.: 7] - Emory, William H. 1811 -1887 (Wendell and Van Benthuysen, printer, 1848)

Notes on the distribution of Pennsylvania plants : based on specimens in the Carnegie Museum of Natural History herbarium - Carnegie Museum of Natural History (Carnegie Museum of Natural History, 1989)

Notizen aus dem Gebiete der Natur- und Heilkunde (Druck und Verlag des Landes-Industrie-Comptoirs, 1847)

Nouveaux élémens de botanique et de physiologie végétale - Richard, Achille, 1794 -1852 (Béchet Jeune, 1825)

Nouveaux mémoires de l'Académie royale des sciences et belles-lettres de Bruxelles - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1842)

Nouveaux mémoires de l'Académie royale des sciences et belles-lettres de Bruxelles - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1843)

November 1931 seed for nurserymen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1931)

Noxious weed and exotic vegetation management plan, Montana Fish, Wildlife and Parks, Region 1 - Montana. Parks Division. (The Region, 1994)

Noxious weed management plan - Montana. Department of Fish, Wildlife,; Parks. Field Services Division (Montana Fish, Wildlife & Parks, Region Six, 1997)

Noxious weed management plan - Montana. Department of Fish, Wildlife,; Parks. Region 7 (The Region, 1996)

Nursery practice for trees and shrubs suitable for planting on the prairie-plains - Engstrom, H. E. (Harold Edwin), 1909 - (U.S. Dept. of Agriculture, 1941)

Österreichs allgemeine baumzucht, : oder Abbildungen in- und ausländischer Bäume und Sträuche, deren Anpflanzung in Österreich möglich und nützlich ist - Schmidt, Franz, 1751 -1835 (Ignaz Albertischen Buchdruck, 1794)

Occasional papers of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1869)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1900)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1922)

Offer No. 29 : February 9th, 1929 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1929)

Offer No. 31 : March 9th, 1929 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1929)

Offer No. 32 : April 1st, 1929 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1929)

Offer No. 34 : June 1st, 1929 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1929)

Offer No. 50 : Nov. 7, 1929 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1929)

Offer No. 58, September 23rd, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, inc, 1930)

Offer No. 59, November 1st, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, inc, 1930)

Offer No. 62 : February, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, inc, 1931)

Offer No. 66 : March, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, inc, 1931)

Ogrody pofnocne... - Strumiffo, Josef. (1830)

Ohio Biological Survey notes - Ohio Biological Survey. (Ohio Biological Survey, 2017)

Ohio Biological Survey notes - Ohio Biological Survey. (Ohio Biological Survey, 2019)

The Ohio naturalist - Ohio Academy of Science. (Biological Club of the Ohio State University, 1903)

Opuscula philolichenum (J. Lendemer, 2016)

Opuscula philolichenum (J. Lendemer, 2018)

Ornamental trees, shrubs and evergreens : fall 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas B. Meehan Co., Inc, 1948)

Ornamental trees, shrubs, and woody climbers - Macoun, W. T. (William Tyrrell), 1869 -1933 (Canada Dept. of Agriculture, 1927)

Ornamental trees, vines and shrubs : descriptive price list, February 15, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Del Amo Nurseries, 1938)

Ornithologische Monatsschrift - Deutscher Verein zum Schutze der Vogelwelt. (Kommissions-Verlag der Creutschen Verlagsbuchhandlung, 1908)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1913)

Ouachita National Forest, Arkansas-Oklahoma - United States. Forest Service. Southern Region. (U.S. Govt. Print. Off, 1937)

Our living resources : a report to the nation on the distribution, abundance, and health of U.S. plants, animals, and ecosystems - United States. National Biological Service. (U.S. Dept. of the Interior, National Biological Service, 1995)

Our native trees and how to identify them; a popular study of their habits and their peculiarities - Keeler, Harriet L. (Harriet Louise), 1846 -1921 (C. Scribner's Sons, 1917)

Our native trees and how to identify them; a popular study of their habits and their peculiarities - Keeler, Harriet L. (Harriet Louise), 1846 -1921 (Scribner, 1902)

Palaeontographia Italica : Memorie di paleontologia - Canavari, Mario 1855 -1928 (Tip. T. Nistri, 1918)

Palestine Exploration Fund : quarterly statement - Palestine Exploration Fund. (The Fund, 1906)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1883)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1914)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1917)