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)

Flora of Chiapas - California Academy of Sciences (California Academy of Sciences, 1981)

Flora of Chiapas - California Academy of Sciences (California Academy of Sciences, 1995)

Flora of Chiapas - California Academy of Sciences (California Academy of Sciences, 1999)

Flora of China - Missouri Botanical Garden. (Science Press, 1900)

Flora of Colorado - Rydberg, Per Axel, 1860 -1931 (Experiment Station, 1906)

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)

Flora of Delaware and the Eastern Shore : an annotated list of the ferns and flowering plants of the peninsula of Delaware, Maryland and Virginia - Tatnall, Robert Richardson, 1870 - (Society of Natural History of Delaware, 1946)

The flora of Disko Island and the adjacent coast of West Greenland from 66-71 N. lat. : with remarks on phytogeography, ecology, flowering, fructification and hibernation - Porsild, A. E. 1901 - (B. Lunos bogt, 1920)

The flora of Disko Island and the adjacent coast of West Greenland from 66-71 N. lat. : with remarks on phytogeography, ecology, flowering, fructification and hibernation - Porsild, A. E. 1901 - (B. Lunos bogt, 1926)

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

... Flora of Glacier National Park, Montana - Standley, Paul Carpenter, 1884 -1963 (Govt. Print. Off, 1921)

Flora of Guernsey and the lesser Channel Islands: namely, Alderney, Sark, Herm, Jethou, and the adjacent islets - Marquand, Ernest David, 1848 -1918 (Dulau, 1901)

The flora of Howth - Hart, Henry Chichester, 1847 -1908 (Hodges, Figgis, 1887)

Flora of Illinois, containing keys for identification of flowering plants and ferns - Jones, George Neville, 1904 -1970 (University of Notre Dame Press, 1963)

Flora of Illinois, containing keys for the identification of the flowering plants and ferns - Jones, George Neville, 1904 -1970 (The University Press, 1945)

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 Lancaster County; being descriptions of the seed- plants growing naturally in Lancaster County, Pennsylvanial - Small, John Kunkel, 1869 -1938 (1913)

The flora of Lincolnshire - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1975)

The flora of Long Island - Jelliffe, Smith Ely, 1866 -1945 (The New Era Printing Company, 1899)

A flora of Manila - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Bureau of Printing, 1974)

A flora of Manila - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Bureau of Printing, 1912)

Flora of Mauritius and the Seychelles : a description of the flowering plants and ferns of those islands - Baker, John Gilbert, 1834 -1920 (L. Reeve, 1877)

Flora of Miami; being descriptions of the seed-plants growing naturally on the Everglade Keys and in the adjacent Everglades, southern peninsular Florida - Small, John Kunkel, 1869 -1938 (The author, 1913)

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