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

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

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

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

Mycologia - New York Botanical Garden (New York Botanical Garden, 1915)

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

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

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)

Native and introduced forage plants (South Dakota Agricultural College and Experiment Station, 1894)

Native and introduced grasses and their economic value - Derr, H. B. (Harry Benjamin), 1867 - (1905)

The native grasses of Kansas - Kellerman, W. A. (William Ashbrook), 1850 -1908 (1889)

Native pasture grasses of the United States - Goodrich, Charles Edward. (U.S. Dept. of Agriculture, 1915)

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

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1902)

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

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

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

Natural reproduction of western yellow pine in the Southwest - Pearson, G. A. (Gustaf Adolph), 1880 - (U.S. Dept. of Agriculture, 1923)

A natural system of botany; or, A systematic view of the organisation, natural affinities, and geographical distribution of the whole vegetable kingdom - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, and Longman, 1836)

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)

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

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, 1882)

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

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1885)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1891)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1892)

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)