Moon's hardy trees and plants for every place and purpose 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. H. Moon Company, 1921)

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' hardy trees and plants for every place and purpose - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William H. Moon Company, 1934)

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)

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

Morphology of gymnosperms - Coulter, John Merle, 1851 -1928 (University of Chicago Press, 1917)

Morphology of gymnosperms - Coulter, John Merle, 1851 -1928 (University of Chicago Press, 1910)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1948)

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1949)

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

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1956)

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, 1962)

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

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

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1970)

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

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

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

Morris Arboretum bulletin - University of Pennsylvania. Morris Arboretum. (Morris Arboretum, etc, 1974)

"The most beautiful American conifer" - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1925)

The most beautiful American conifer - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1924)

The Mount Desert Nurseries 1928 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Desert Nurseries, 1928)

The Mount Desert Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Desert Nurseries, 1927)

The Mount Desert Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Desert Nurseries, 1923)

Mountain, plain and garden : the magazine of Denver Botanic Gardens - Denver Botanic Gardens. (The Gardens, 1990)

The Museum (W.F. Webb, 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, 1909)

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

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, 1913)

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

Mushrooms, ferns and grasses and some more wild flowers - Jones, James Edmund, 1866 -1939 (National Boys' Work Board, 1930)

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

Mycologia - New York Botanical Garden (New York Botanical Garden, 1913)

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

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

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

Mycologia - New York Botanical Garden (New York Botanical Garden, 1920)

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, 1912)

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, 1913)

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)

Myxomycetes from Shades State Park and Pine Hills Natural Area, Indiana - McCormick, Jack (American Museum of Natural History, 1962)

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)

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

Die Nadelhölzer : mit besonderer Berücksichtigung der in Mitteleuropa winterharten Arten : eine Einführung in die Nadelholzkunde für Landschaftsgärtner, Gartenfreunde und Forstleute - Tubeuf, Carl, Freiherr von, 1862 -1941 (Verlag von E. Ulmer, 1897)

Die Nadelhölzer (Koniferen) und übrigen Gymnospermen - Neger, Franz Wilhelm, 1868 -1923 (G.J. Göschen, 1907)

Namekagon nature trail : Chequamegon-Nicolet National Forest - United States. Forest Service. (U.S. Forest Service, 2004)

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.], 1913)

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1918)

Native American ferns and wild flowers, evergreens, trees, shrubs : 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1950)

Native American ferns and wild flowers, evergreens, trees, shrubs : 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1951)

Native American ferns and wild flowers, evergreens, trees, shrubs : 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Exeter Wild Flower Gardens, 1952)

Native azaleas and rhododendrons, lining out evergreens, North American wild flowers : wholesale prices, fall, 1931, spring, 1932 planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wildacre Nurseries, 1931)

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, 1932-spring, 1933 : and many other specialties for fall and spring planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1932)

Native broad-leaved evergreens for immediate effect : fall 1923-spring 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1923)

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 1928-spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1928)

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)

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 plants, 1878-1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett's Fern and Flower Farm, Inc, 1935)

Native plants, ferns, and bulbs, herbaceous perennials, alpine and rockery subjects - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardenside Nurseries, Inc, 1927)

Native plants from "The Land of the Sky", 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nik-Nar Nursery, 1935)

Native plants from "The Land of the Sky", 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nik-Nar Nursery, 1936)

Native plants from "The Land of the Sky", 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nik-Nar Nursery, 1937)

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 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)

Natorp garden book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. A. Natorp Company, 1930)

Natorp garden book : landscaping and planting suggestions, and a complete catalog of hardy nursery stock adapted to this section of the country - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. A. Natorp Company, 1929)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1901)

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

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)

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

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)

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)

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