Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1944)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1945)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1972)

Memoirs of the Nuttall Ornithological Club - Nuttall Ornithological Club. (The Club, 1905)

Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1893)

Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1900)

Merritt Lyndon Fernald correspondence - Watson, Sereno, 1826 -1892 (1890)

Message from the President of the United States, transmitting a report of the secretary of agriculture in relation to the forests, rivers and mountains of the southern Appalachian region - United States. Bureau of Forestry. (Gov't print. off, 1902)

Message from the President of the United States transmitting a report of the Secretary of agriculture in relation to the forests, rivers, and mountains of the Southern Appalachian region. December 19, 1901. – Read, referred to the Committee on forest reservations and the protection of game and ordered to be printed - Geological Survey (U.S.) (Govt. print. off, 1902)

Message from the President ... transmitting a report...in relation to the forest... - United States. Department of Agriculture.

mian xiang 21 shi ji de zhong guo sheng wu duo yang xing bao hu - Xu, Zhihong (zhong guo lin ye chu ban she, 2000)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1962)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1963)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1964)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1970)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1975)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1976)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1977)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1982)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1985)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1986)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1987)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1989)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1991)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1992)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1993)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1994)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1997)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 1998)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2003)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2004)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2005)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2006)

Michigan flora : a list of the fern and seed plants growing without cultivation - Beal, W. J. (William James), 1833 -1924 (Robert Smith, 1904)

Michigan flora : a list of the fern and seed plants growing without cultivation - Beal, W. J. (William James), 1833 -1924 (State Board of Agriculture, 1904)

Michigan forest statistics, 1980 - Raile, Gerhard K. (North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1983)

Michigan's fourth forest inventory : AREA - Spencer, John S. (North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1983)

Michigan's fourth forest inventory : timber volumes and projections of timber supply - Spencer, John S. (North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1984)

Michigan trees; a handbook of the native and most important introduced species - Otis, Charles Herbert, 1886 - (The Regents, 1915)

Michigan trees : a handbook of the native and most important introduced species - Otis, Charles Herbert, 1886 - (Regents of the University of Michigan, 1917)

Michigan trees; a handbook of the native and most important introduced species - Otis, Charles Herbert, 1886 - (The Regents, 1913)

The microanalysis of powdered vegetable drugs - Schneider, Albert, 1863 -1928 (Blakiston, 1921)

The microanalysis of powdered vegetable drugs - Schneider, Albert, 1863 -1928 (P. Blakiston's son & co, 1921)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1986)

Mikrographie des Holzes der auf Java vorkommenden Baumarten, im Auftrage des Kolonial-Ministeriums - Koorders, Sijfert Hendrik, 1863 -1919 (E. J. Brill, 1936)

Miscellaneous papers on apiculture. I, Production and care of extracted honey - United States. Bureau of Entomology. (Govt. print. off, 1911)

Miscellaneous papers on the botany of Michigan - Dodge, C. K. (Charles Keene), 1844 -1918 (Wynkoop Hallenbeck Crawford, State Printers, 1921)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1919)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1920)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1926)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1927)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1928)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1933)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1946)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1952)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1955)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1989)

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 1988)

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 1998)

Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1906)

Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1909)

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

The molecular architecture of plant cell walls - Preston, R. D. (Wiley, 1952)

A monograph of the Erysiphaceae - Salmon, Ernest Stanley. (Torrey Botanical Club], 1900)

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, 1925)

The Monthly bulletin of the State Commission of Horticulture - California. State Commission of Horticulture. (The Commission, 1911)

Monthly letter - United States. Bureau of Entomology. (1934)

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

Morphology of the angiosperms - Eames, Arthur J., 1881 -1969 (McGraw-Hill, 1961)

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

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1963)

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

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, 1909)

Museum bulletin - New York State Museum. (University of the State of New York, 1910)

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, 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)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1909)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1912)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1919)

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

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

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)

The mycophile - North American Mycological Association. (North American Mycological Association, 2005)

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)

Names of the more important woods of the United States - United States. Forest Service. (The Service, 1943)

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)

Native broad-leaved evergreens for immediate effect : fall, 1929-spring, 1930 : and many other specialties for fall and spring planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1929)

Native broad-leaved evergreens for immediate effect : fall 1924-spring 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1924)

Native broad-leaved evergreens for immediate effect : fall 1925-spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1925)

Native broad-leaved evergreens for immediate effect : fall 1927-spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1927)

Native broad-leaved evergreens for immediate effect : fall 1926-spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1926)

Native broad-leaved evergreens for immediate effect : fall 1928-spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1928)

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 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 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 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)

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 vegetation: Grassland and desert shrub - United States. Department of Agriculture. (Govt. Print. Off, 1924)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1928)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1935)

A naturalist in western China, with vasculum, camera, and gun; being some account of eleven years' travel, exploration, and observation in the more remote parts of the Flowery kingdom - Sargent, Charles Sprague, 1841 -1927 (Methuen & co., ltd, 1913)

A naturalist in Western China : with vasculum, camera, and gun, being some account of eleven year's travel, exploration, and observation in the more remote parts of the flowery kingdom - Wilson, Ernest Henry, 1876 -1930 (Methuen, 1913)

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