Extinct plants and problems of evolution : founded on a course of public lectures delivered at the University college of Wales, Aberystwyth, in 1922 - Scott, Dukinfield Henry, 1854 -1934 (Macmillan and co., limited, 1924)

Facts relating to the history of Groton, Massachusetts - Green, Samuel A. (Samuel Abbott), 1830 -1918 (J. Wilson and Son], 1912)

Farlowia :a journal of cryptogamic botany (Farlow Library and Herbarium of Harvard University, 1944)

Farlowia :a journal of cryptogamic botany (Farlow Library and Herbarium of Harvard University, 1952)

Farlowia :a journal of cryptogamic botany (Farlow Library and Herbarium of Harvard University, 1955)

Fauna och flora : populär tidskrift för biologi - Naturhistoriska riksmuseet (Sweden) (Almqvist & Wiksells, 1916)

Fecundation in plants - Mottier, David Myers. (1904)

Fecundation in plants - Mottier, David Myers. (The Carnegie Institution of Washington, 1904)

The fern allies of North America north of Mexico - Clute, Willard Nelson, 1869 -1950 (F. A. Stokes company, 1905)

The fern allies of North America north of Mexico - Clute, Willard Nelson, 1869 -1950 (F. A. Stokes, 1905)

The fern allies of North America north of Mexico - Clute, Willard Nelson, 1869 -1950 (Stokes, 1905)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1897)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1899)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1902)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1903)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1905)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1906)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1907)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1908)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1909)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1911)

The Fern bulletin - Clute, Willard Nelson, 1869 -1950 (W. N. Clute & Co, 1912)

The fern-collector's handbook and herbarium; an aid in the study and preservation of the ferns of northern United States, including the district east of the Mississippi and north of North Carolina and Tennessee - Price, Sarah Frances, 1849 -1903 (Holt, 1897)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1974)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1979)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1985)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1986)