The flora of British India - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve, 1897)

Flora of Burlington and vicinity; a list of the fern and seed plants growing without cultivation - Flynn, Nellie F., 1861 -1922 (Free Press Printing Co, 1911)

A flora of California - Jepson, Willis Linn, 1867 -1946 (Cunningham, Curtis & Welch, 1909)

The Flora of Canada - National Museum of Natural Sciences (Canada) (1978)

The Flora of Canada - National Museum of Natural Sciences (Canada) (1979)

A flora of Concord : an account of the flowering plants, ferns, and fern-allies known to have occurred without cultivation in Concord, Massachusetts from Thoreau's time to the present day - Eaton, Richard J. (Museum of Comparative Zoology, Harvard University, 1974)

The flora of Cook County, Illinois, and a part of Lake County, Indiana - Higley, William Kerr, 1860 -1908 ([Chicago Academy of Sciences], 1891)

The flora of Essex County, Massachusetts - Robinson, John, 1846 -1925 (Essex Institute, 1880)

The flora of Essex County, Massachusetts - Peabody Museum of Salem. (Peabody Museum, 1975)

Flora of Indiana - Deam, Charles Clemon, 1865 -1953 (Wm. B. Burford printing co., contractor for state printing and binding, 1940)

Flora of Japan : in English : combined, much revised and extended translation - Meyer, Frederick G, 1917 -2006 (Smithsonian Institution, 1965)

Flora of Kwangtung and Hongkong (China) being an account of the floweriing plants, ferns and fern allies together with keys for their determination preceded by a map and introduction - Dunn, S. T. (Stephen Troyte), 1868 -1938 (H. M. Stationery off., printed by Darling and son, ltd, 1912)

Flora of Middlesex County, Massachusetts - Collins, Frank S. (Frank Shipley), 1848 -1920 (Middlesex Institute, 1888)

Flora of Mount Desert annotated catalogue of plants - Fernald, Merritt Lyndon, 1873 -1950 (1905)

Flora of Mount Desert Island, Maine : a preliminary catalogue of the plants growing on Mount Desert and the adjacent islands - Davis, William Morris, 1850 -1934 (J. Wilson, 1894)

Flora of Mount Desert island, Maine. A preliminary catalogue of the plants growing on Mount Desert and the adjacent islands - Davis, William Morris, 1850 -1934 (J. Wilson and son, 1894)

Flora of New Bedford and the shores of Buzzards Bay, with a procession of the flowers - Hervey, E. W. (Eliphalet Williams), 1834 -1925 (E. Anthony, 1911)

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)

A flora of North America :containing abridged descriptions of all the known indigenous and naturalized plants growing north of Mexico, arranged according to the natural system - Gray, Asa, 1810 -1888 (Wiley & Putnam, 1838)

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 ([s.n.], 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 (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 - Noll, Henry R. (Lippincott, Grambo, and compay, 1851)

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)

The flora of Richmond County, New York. A catalogue of the phaenogamous and vascular cryptogamous plants, with occasional notes on the same, growing in Richmond Co., independent of cultivation - Britton, Nathaniel Lord, 1859 -1934 (1879)

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. (W.J. Gage, 1915)

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

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

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

The flora of Tennessee and a philosophy of botany, respectfully dedicated to the citizens of Tennessee - Gattinger, Augustin, 1825 -1903 (Press of Gospel Advocate Publishing Company, 1901)

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

Flora of the Blue Hills, Middlesex Fells, Stony Brook and Beaver Brook reservations, of the Metropolitan Park Commission, Massachusetts - Massachusetts. Metropolitan Park Commission. (C. M. Barrows, 1896)

Flora of the Blue Hills, Middlesex Fells, Stony Brook and Beaver Brook reservations, of the Metropolitan Park Commission, Massachusetts - Massachusetts. Metropolitan Park Commission. (C.M. Barrows, 1896)

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 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 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)

The flora of the Palouse region. Containing descriptions of all the Spermatophytes and Pteridophytes known to grow wild in the area within 35 kilometers of Pullman, Washington - Piper, Charles V. (Charles Vancouver), 1867 -1926 (Washington Agricultural College and School of Science, 1901)

Flora of the Queen Charlotte Islands - Calder, James A. (James Alexander), 1915 -1990 (Queen's Printer], 1968)

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, 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 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 the neighboring parts of Nebraska, South Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (The author, 1922)

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

Flora of the southern United States: containing an abridged description of the flowering plants and ferns of Tennessee, North and South Carolina, Georgia, Alabama, Mississippi, and Florida: arr. according to the natural system - Chapman, A. W. (Alvan Wentworth), 1809 -1899 (American Book Co, 1897)

Flora of the southern United States: containing an abridged description of the flowering plants and ferns of Tennessee, North and South Carolina, Georgia, Alabama, Mississippi, and Florida: arranged according to the natural system - Chapman, A. W. (Alvan Wentworth), 1809 -1899 (Cambridge Botanical Supply Co, 1897)

A flora of the state of New-York : comprising full descriptions of all the indigenous and naturalized plants hitherto discovered in the state : with remarks on their economical and medicinal properties - Torrey, John, 1796 -1873 (Carroll and Cook, 1843)

A flora of the State of New-York, comprising full descriptions of all the indigenous and naturalized plants hitherto discovered in the state; with remarks on their economical and medicinal properties - Torrey, John, 1796 -1873 (Carroll and Cook, Printers to the Assembly, 1843)

Flora of the state of Washington - Piper, Charles V. (Charles Vancouver), 1867 -1926 (Govt. Print. Off, 1906)

Flora of the state of Washington - Piper, Charles V. (Charles Vancouver), 1867 -1926 (G.P.O, 1906)

The flora of the upper Susquehanna and its tributaries - Clute, Willard Nelson, 1869 -1950 (W.N. Clute, 1898)

Flora of the U.S.S.R - Botanicheskiĭ institut (Akademii︠a︡ nauk SSSR) (Israel Program for Scientific Translations, 1968)

Flora of the U.S.S.R - Botanicheskiĭ institut (Akademii︠a︡ nauk SSSR) (Israel Program for Scientific Translations, 2004)

Flora of the vicinity of New York; a contribution to plant geography - Taylor, Norman, 1883 -1967 (1915)

Flora of Vermont. List of ferns and seed plants growing without cultivation - Kirk, George Leavitt, 1878 -1966 (Free Press Print. Co, 1915)

Flora of Vermont; a list of the fern and seed plants growing without cultivation - Vermont Botanical Club. (Free Press Association, 1900)