Flora of Nebraska; a list of the conifers and flowering plants of the state with keys for their determination - Petersen, Niels Frederick, 1877 - (1912)

Flora of Nebraska; a list of the conifers and flowering plants of the state, with keys for their determination - Petersen, Niels Frederick, 1877 - (Printed by State Printing Co, 1912)

The flora of New England : a manual for the identification of all vascular plants including ferns and fern allies growing without cultivation in New England - Seymour, Frank Conkling. (H.N. and A.L. Moldenke, 1982)

Flora of New Mexico. By E.O. Wooton and Paul C. Standley - Standley, Paul Carpenter, 1884 -1963 (Govt. Print. Off, 1915)

Flora of New Mexico - Standley, Paul Carpenter, 1884 -1963 (G.P.O, 1915)

Flora of Northeastern Pennsylvania - Twining, Alfred, 1853 -1922 (Everhart Museum of Natural History, Science and Art, 1917)

Flora of northeastern Pennsylvania - Everhart Museum. (Everhart Museum of Natural History, Science and Art, 1917)

Flora of northwest America ... - Howell, Thomas, 1842 -1912 (1903)

A flora of northwest America : containing brief descriptions of all the known indigenous and naturalized plants growing without cultivation north of California, west of Utah, and south of British Columbia. Vol. I, Phanerogamae - Howell, Thomas, 1842 -1912 ([s.n.], 1897)

A flora of northwest America, containing brief descriptions of all the known indigenous and naturalized plants growing without cultivation north of California, west of Utah, and south of British Columbia - Howell, Thomas, 1842 -1912 (1903)

A flora of northwest America : containing brief descriptions of all the known indigenous and naturalized plants growing without cultivation north of California, west of Utah, and south of British Columbia - Howell, Thomas, 1842 -1912 ([s.n.], 1903)

Flora of Onondaga county as collected by the members of the Syracuse Botanical Club - Goodrich, L. Leonora Hutchinson. (McDonnell, 1912)

Flora of Pennsylvania - Small, John Kunkel, 1869 -1938 (Ginn & Company, 1903)

Flora of Pennsylvania, and botanist's pocket manual : comprising a glossary of botanical terms, analytical tables, and the natural orders ... - Noll, Henry R. (Lippincott, Grambo, 1851)

Flora of Pennsylvania - Small, John Kunkel, 1869 -1938 (Ginn & Co, 1903)

FLORA OF RUSSIA - Fedorov, A. A. (Andrei Aleksandrovich) (A.A.Balkema Publishers)

Flora of southeastern Washington and adjacent Idaho - Piper, Charles V. (Charles Vancouver), 1867 -1926 (New Era, 1914)

Flora of southeastern Washington and adjacent Idaho - Piper, Charles V. (Charles Vancouver), 1867 -1926 (Press of the New era printing company, 1914)

Flora of southern British Columbia and Vancouver Island with many references to Alaska and northern species - Henry, Joseph Kaye. (Gage, 1915)

Flora of Suffolk : a catalogue of the plants (indigenous or naturalized), found in a wild state in the County of Suffolk - Henslow, J. S. (John Stevens), 1796 -1861 (Simkin & Marshall, 1860)

Flora of the Allegany state park region - House, Homer D. (Homer Doliver), 1878 -1949 (The University of the state of New York, 1927)

The flora of the Cayuga Lake Basin, New York Vascular plants - Eames, Arthur J., 1881 -1969 (The University, 1926)

Flora of the Columbia County area, New York - McVaugh, Rogers, 1909 -2009 (University of the State of New York, 1958)

Flora of the District of Columbia and vicinity. By A.S. Hitchcock and Paul C. Standley, with the assistance of the botanists of Washington - Standley, Paul Carpenter, 1884 -1963 (Govt. print. off, 1919)

A flora of the economic plants of California, for agricultural students, including the important crop plants, agricultural weeds, poisonous plants, honey plants, medicinal plants, chaparral shrubs, native timber trees, and the most common native plants of the spring flowering - Jepson, Willis Linn, 1867 -1946 (Associated students store, 1924)

Flora of the four corners region : vascular plants of the San Juan River drainage, Arizona, Colorado, New Mexico, and Utah / Kenneth D. Heil...[et al.] - Heil, Kenneth D. (Missouri Botanical Garden, 2013)

Flora of the Indiana dunes, a handbook of the flowering plants and ferns of the lake Michigan Coast of Indiana and of the Calumet District - Peattie, Donald Culross, 1898 -1964 (Field Museum of Natural History, 1930)

Flora of the John Day Valley, Oregon - Henderson, L. F. (Louis Fourniquet), 1853 -1942

Flora of the Manyberries Research Substation - Smoliak, S. (Research Branch, Agriculture Canada, 1985)

Flora of the Matawan formation (Crosswick's clays) - Berry, Edward Wilber, 1875 -1945 (1903)

The flora of the North Appalachian Experimental Watershed and surrounding territory - Moldenke, Harold N. (Harold Norman), 1909 -1996 (Soil Conservation Service, U.S.D.A, 1943)

Flora of the northwest coast : including the area west of the summit of the Cascade Mountains, from the forty-ninth parallel south to the Calapooia Mountains on the south border of Lane County, Oregon - Piper, Charles V. (Charles Vancouver), 1867 -1926 (Press of the New era printing company, 1915)

Flora of the northwest coast, including the area west of the summit of the Cascade Mountains, from the forty-ninth parallel south to the Calapooia Mountains on the south border of Lane County, Oregon - Piper, Charles V. (Charles Vancouver), 1867 -1926 (Press of the New Era Printing Company, 1915)

Flora of the Patuxent Research Refuge, Maryland - U.S. Fish; Wildlife Service (U.S. Dept. of the Interior, Fish and Wildlife Service, 1940)

Flora of the Presidency of Madras - Gamble, J. S. (James Sykes), 1847 -1925 (West, Newman and Adlard, 1915)

The flora of the Raritan formation - Berry, Edward Wilber, 1875 -1945 (MacCrellish & Quigley, printers, 1911)

Flora of the Rocky Mountains and adjacent plains : Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and neighboring parts of Nebraska, South Dakota, North Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (Rydberg, 1917)

Flora of the Rocky Mountains and adjacent plains, Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and neighboring parts of Nebraska, South Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (The author, 1917)

Flora of the Rocky Mountains and adjacent plains, Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and neighboring parts of Nebraska, South Dakota, North Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (The author, 1922)

Flora of the Rocky Mountains and adjacent plains, Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and the neighboring parts of Nebraska, South Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (The author, 1922)

Flora of the Santa Monica Mountains, California - Thompson, Henry J. (University of California, 1986)

A flora of the South Fork of Kings River : from Millwood to the head waters of Bubbs Creek - Eastwood, Alice, 1859 -1953 (Sierra Club, 1902)

Flora of the southeastern United States; being descriptions of the seed-plants, ferns and fern-allies growing naturally in North Carolina, South Carolina, Georgia, Florida, Tennessee, Alabama, Mississippi, Arkansas, Louisiana, and in Oklahoma and Texas east of the one hundredth meridian - Small, John Kunkel, 1869 -1938 (The author, 1913)

Flora of the southeastern United States; being descriptions of the seed-plants, ferns and fern-allies growing naturally in North Carolina, South Carolin, Georgia, Florida, Tennessee, Alabama, Mississippi, Arkansas, Louisiana and the Indian territory and in Oklahoma and Texas east of the one-hundredth meridian - Small, John Kunkel, 1869 -1938 (The author, 1903)

Flora of the southeastern Washington and adjacent Idaho - Piper, Charles V. (Charles Vancouver), 1867 -1926 (Press of the New Era Printing Company, 1914)