Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1912)

Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1915)

Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1918)

Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1921)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1887)

Möllers Deutsche Gärtner-Zeitung - Möller, Ludwig. ([Ludwig Möller, 1886)

Möllers Deutsche Gärtner-Zeitung - Möller, Ludwig. ([Ludwig Möller, 1890)

Monatsschrift des Vereines zur Beförderung des Gartenbaues in den Königl. Preussischen Staaten für Gärtnerei und Pflanzenkunde - Verein zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten. (In Kommission bei Wiegandt, Hempel & Parey [etc.], 1876)

Monatsschrift des Vereines zur Beförderung des Gartenbaues in den Königl. Preussischen Staaten für Gärtnerei und Pflanzenkunde - Verein zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten. (In Kommission bei Wiegandt, Hempel & Parey [etc.], 1878)

Monograph of the bombycine moths of North America, including their transformations and origin of the larval markings and armature - Packard, A. S. (Alpheus Spring), 1839 -1905 (Govt. Print. Off, 1914)

The Monroe Nursery : pioneer nurserymen since 1847 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ilgenfritz Nurseries Inc, 1948)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1931)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1934)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1935)

Monthly wildlife research letter - Illinois. Natural History Survey Division (The Dept. and the Survey, 1975)

Moon's hardy trees & plants for every place & purpose - Moon, Samuel C. (Firm) (The Company, 1904)

Moon's hardy trees & plants for every place & purpose - Moon, Samuel C. (Firm) (The Company, 1918)

Moon's hardy trees & plants for every place & purpose. wholesale catalogue 1916 autumn edition - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William H. Moon Company, 1916)

Moon's hardy trees and plant for every place & purpose : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Moon's Nurseries, 1926)

Moon's plants for every place & purpose, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Moon's Nurseries, 1928)

Moons' hardy trees & plants for every place & purpose - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William H. Moon Company, 1918)

Moons' Nurseries : hardy trees and plants for every place and purpose 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Company], 1920)

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

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1967)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1972)

Mündener forstliche Hefte - Weise, Wilhelm, 1846 -1914 (J. Springer, 1894)

Museum bulletin - New York State Museum. (University of the State of New York, 1907)

Museum bulletin - New York State Museum. (University of the State of New York, 1908)

Museum bulletin - New York State Museum. (University of the State of New York, 1912)

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

Museum bulletin - New York State Museum. (University of the State of New York, 1916)

Museum of Economic Botany, Kew. Specimens distributed 1901-1990 - Royal Botanic Gardens, Kew. (1985)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1917)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1921)

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)

Mycotaxon (Mycotaxon, 2011)

Mysteries of bee-keeping explained. Containing the result of thirty-five years' experience, and directions for using the movable comb and box-hive, together with the most approved methods of propagating the Italian bee - Quinby, M. (Moses), 1810 -1875 (O. Judd, 1866)

Mysteries of bee-keeping explained. Containing the result of thirty-five years' experience, and directions for using the movable comb and box-hive, together with the most approved methods of propagating the Italian bee - Quinby, M. (Moses), 1810 -1875 (O. Judd & company, 1866)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 2004)

Nantucket wild flowers - Albertson, Alice Owen. (G. P. Putnam's sons, 1921)

National Boll Weevil Cooperative Control Program : final environmental impact statement-1991 - United States. Animal; Plant Health Inspection Service. (U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, 1991)

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

The National geographic magazine - National Geographic Society (U.S.) (National Geographic Society, 1919)

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.], 1899)

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

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1916)

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

Native hardy trees, shrubs, perennials and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.M. Crayton & Sons, 1937)

Native hardy trees, shrubs, perennials and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.M. Crayton & Sons, 1947)

Native hardy trees, shrubs, perennials and ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.M. Crayton & Sons, 1948)

Native trees of Canada - Canada. Forestry Branch. (Dept. of the Interior, 1917)

Native trees of Canada - Canada. Forestry Branch. (Minister of the Interior, 1917)

Native trees of Canada - Canada. Forestry Branch. (Dept. of the Interior, Forestry Branch, 1921)

Native trees of Kentucky; a handbook, [Ed. of Kentucky Federation of Women's Clubs] - Maury, Sarah Webb, 1861 - (1910)

Native trees of Rhode Island - Russell, Levi W. (Levi Ward) (E.L. Freeman, 1900)

Native trees, shrubs and woody vines growing in Granby, Conn. and vicinity - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Irving Holcomb, 1922)

Native trees, shrubs and woody vines growing in Granby, Conn., and vicinity [list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Irving Holcomb], 1925)

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 area inventory of Hyde County, North Carolina - North Carolina. Coastal Energy Impact Program. (North Carolina Coastal Energy Impact Program, Office of Coastal Management, North Carolina Department of Natural Resources and Community Development, 1982)

Natural area inventory of Pamlico County, North Carolina - North Carolina. Coastal Energy Impact Program. (North Carolina Coastal Energy Impact Program, Office of Coastal Management, North Carolina Department of Natural Resources and Community Development, 1982)

Natural area inventory of Washington County, North Carolina - North Carolina. Coastal Energy Impact Program. (North Carolina Coastal Energy Impact Program, Office of Coastal Management, North Carolina Department of Natural Resources and Community Development, 1982)

Natural areas inventory, Gates County, North Carolina - North Carolina. Coastal Energy Impact Program. (North Carolina Coastal Energy Impact Program, Office of Coastal Management, North Carolina Dept. of Natural Resources and Community Development, 1982)

Natural areas inventory of Carteret County, North Carolina : for the North Carolina Natural Heritage Program, Coastal Natural Area Inventory Project - North Carolina. Coastal Energy Impact Program. (N.C. Coastal Energy Impact Program, Office of Coastal Management, N.C. Dept. of Natural Resources and Community Development, 1983)

Natural heritage news : the newsletter of the Natural Heritage & Endangered Species Program - Massachusetts. Natural Heritage & Endangered Species Program. (Massachusetts Division of Fisheries and Wildlife, 1992)

The natural history and topography of Groton, Massachusetts - Green, Samuel A. (Samuel Abbott), 1830 -1918 (J. Wilson and Son], 1912)

The natural history of Chautauqua - MacCaughey, Vaughan, 1887 - (B. W. Huebsch, 1917)

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

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

A natural history of the British Lepidoptera : a text-book for students and collectors - Tutt, James William, 1858 -1911 (S. Sonnenschein, 1902)

The natural history of the Toronto region, Ontario, Canada - Glenny, George, 1793 -1874 (Pub. by the Canadian institute, 1913)

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)

Natural regeneration on a 2-acre mixed oak clear cutting five years after logging - Lake States Forest Experiment Station (Saint Paul, Minn.) (Lake States Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1957)

Naturalientausch, &c No. 1 - 12 - Opiz, Philipp Maximilian. (1824)

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

A naturalist in the Great Lakes region - Downing, Elliot Rowland, 1868 -1944 (University of Chicago Press, 1922)

A naturalist in the Great Lakes region - Downing, Elliot Rowland, 1868 -1944 (The University of Chicago Press, 1922)

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

A nature calendar; a record of the appearance of the flowers and birds - Thompson, Thomas Edward (The Morse Company, 1896)

Nature study and life - Hodge, Clifton F. (Clifton Fremont), 1859 -1919 (Ginn, 1902)

Nature study and life - Hodge, Clifton F. (Clifton Fremont), 1859 -1919 (Ginn & Co, 1902)

Nature study and life - Hodge, Clifton F. (Clifton Fremont), 1859 -1919 (Ginn & co, 1903)

Nature study and life - Hodge, Clifton F. (Clifton Fremont), 1859 -1919 (Ginn & Company, 1902)

The Nature-study review : devoted to all phases of nature-study in elementary schools - American Nature Study Society. ([M.A. Bigelow], 1906)

A nature wooing at Ormond by the sea - Blatchley, W. S. (Willis Stanley), 1859 -1940 (The Nature publishing company, 1902)

Naturgeschichte der Vögel Mitteleuropas - Naumann, Johann Andreas, 1747 -1826 (F. E. Köhler, 1900)

Naturgeschichte der Vögel Mitteleuropas - Hennicke, Carl R., 1865 -1941 (F.E. Köhler, 1900)

Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet - Engler, Adolf, 1844 -1930 (W. Engelmann, 1897)

Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet - Engler, Adolf, 1844 -1930 (W. Engelmann, 1887)