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Memoirs of the San Diego Society of Natural History - San Diego Society of Natural History. (The Society, 1984)

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)

Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1932)

Memorias - Academia Nacional de Ciencias Antonio Alzate, Mexico

Memorias y revista de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1903)

Mexican plants collected by Wynd and Mueller - Wynd, F. Lyle (Frederick Lyle), 1904 -1987 (1936)

Microfungi parasitic on vascular plants in Waterton Lakes National Park, Alberta, and environs - Parmelee, John A. (Agriculture Canada, Research Branch, 1984)

Mimulus memo - California Native Plant Society. Kern Chapter. (California Native Plant Society Kern Chapter, 2005)

Mimulus memo - California Native Plant Society. Kern Chapter. (California Native Plant Society Kern Chapter, 2007)

Mimulus memo - California Native Plant Society. Kern Chapter. (California Native Plant Society Kern Chapter, 2013)

Mimulus memo - California Native Plant Society. Kern Chapter. (California Native Plant Society Kern Chapter, 2016)

Minnesota plant press : newsletter of the Minnesota Native Plant Society - Minnesota Native Plant Society. (Minnesota Native Plant Society, 1984)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1969)

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

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1956)

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 1991)

Mitchell's seeds, bulbs, garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Arthur L. Mitchell], 1900)

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Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1896)

Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1897)

Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1898)

Mitteilungen der Deutschen dendrologischen gesellschaft - Deutsche Dendrologische Gesellschaft. (Thyrow (Kr. Teltow), [etc.], 1900)

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

Modular development phase monitoring report 11, January 1982 - December 1982 : year-end report - Gulf Oil Corporation. (Rio Blanco Oil Shale Company, 1983)

Monatsschrift für Kakteenkunde (J. Neumann, 1907)

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

Monograph of the Museum of Natural History, the University of Kansas - University of Kansas. Museum of Natural History. (The Museum, 1972)

... A monograph of the North American species of the genus Polygonum - Small, John Kunkel, 1869 -1938 (The New era print), 1895)

Monographie des Rumex, précédée de quelques vues générales sur la famille des polygonées - Campderá, Francisco. (Treuttel et Würtz, 1819)

Montana mountain goat investigations along the east front of the Rocky Mountains, Lewis and Clark National Forest - Montana. Ecological Services Division. (Ecological Services Division, Montana Department of Fish, Wildlife and Parks, 1981)

Montana mountain goat investigations, Rocky Mountain Front - Joslin, Gayle. (Dept. of Fish, Wildlife and Parks, 1984)

Montana mountain goat investigations, Rocky Mountain Front - Joslin, Gayle. (Dept. of Fish, Wildlife and Parks, 1986)

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)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1928)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1938)

Monthly report offices of forest experiment stations and dendrology - United States. Forest Service. (1941)

The Mount Rainier forest reserve, Washington - Plummer, Fred Gordon, 1864 -1913 (Govt print. off, 1900)

Mount Rainier : a record of exploration - Meany, Edmond S. 1862 -1935 (Macmillan, 1916)

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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)

Mountain wild flowers of Canada : 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 (William Briggs, 1906)

The Mountaineer (The Mountaineers, 1907)

Muhlenbergia - Heller, Amos Arthur, 1867 -1944 (1905)

Muhlenbergia - Heller, Amos Arthur, 1867 -1944 (1907)

Muhlenbergia - Heller, Amos Arthur, 1867 -1944 (1909)

Muhlenbergia - Heller, Amos Arthur, 1867 -1944 (1911)

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

Mule deer in the Missouri River Breaks, Montana : a study of population dynamics in a fluctuating environment - Hamlin, Kenneth L. (Montana Dept. of Fish, Wildlife & Parks, 1989)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1910)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1918)

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)

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Native perennials and seed from the Pacific Northwest - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl S. English, Jr, 1932)

Native perennials and seed from the Pacific Northwest - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl S. English, Jr, 1931)

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

Native plants and seeds from the Pacific Northwest, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl S. English, Jr, 1933)

Native plants and seeds, perennial and rockery plants, spring and fall bulbs : fall 1934, spring 1935, list no. 9 retail only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.H. Snowberger, 1934)

Native plants and seeds, perennial and rockery plants, spring and fall bulbs : fall 1936, spring 1937, list no. 10 retail only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.H. Snowberger, 1936)

Native plants of Idaho : catalog for Fall of 1928 and spring of 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.H. Snowberger, 1928)

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

Native rock plants and others from the High plains, Badlands and Black Hills - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Claude A. Barr, 1935)

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)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1903)

The natural history of Juan Fernandez and Easter Island - Skottsberg, Carl, 1880 -1963 (Almqvist & Wiksells Boktryckeri, 1920)

A natural history of the British Lepidoptera : a text-book for students and collectors - Tutt, James William, 1858 -1911 (S. Sonnenschein, 1908)

The natural history of Washington territory and Oregon : with much relating to Minnesota, Nebraska, Kansas, Utah, 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, relating to the natural history of the regions explored : with full catalogues and descriptions of the plants and animals collected from 1853 to 1860 - Cooper, J. G. (James Graham), 1830 -1902 (Bailliáere Brothers ... [and 3 others], 1860)

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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)

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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)