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 - Macoun, James Melville, 1862 -1920 (Govt. Print. Bureau, 1917)

The flora of Canada - Macoun, James Melville, 1862 -1920 (Government printing bureau, 1917)

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

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 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)

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.], 1898)

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. (Gage, 1915)

The flora of southwestern Colorado - Brandegee, Townshend Stith, 1843 -1925 (Dept. of the Interior, U.S. Geological and Geographical Survey of the Territories, 1876)

Flora of the Black Hills of South Dakota - Rydberg, Per Axel, 1860 -1931 (Govt. Print. Off, 1896)

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 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 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)

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

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

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

Flora of the Yellowstone National Park - Tweedy, Frank, 1854 -1937 (F. Tweedy, 1886)

Flora of the Yellowstone National Park - Tweedy, Frank, 1854 -1937 (Published by the author, 1886)

A flora of western middle California - Jepson, Willis Linn, 1867 -1946 (Encina Publishing Company, 1901)

A flora of western middle California - Jepson, Willis Linn, 1867 -1946 (Cunningham, Curtiss and Welch, 1911)

Flora Pyrenaea per ordines naturales gradatim digesta - Penzig, O. (Ottone), 1856 -1929 (U. Hoeplius, 1897)

Floral greenery from Pacific Northwest forests - United States. Forest Service. Pacific Northwest Region. (U.S. Forest Service, Pacific Northwest Region, 1975)

Flore des serres et des jardins de l'Europe :ou descriptions et figures des plantes les plus rares et les plus meÌritantes, nouvellement introduites sur le continent ou en Angleterre ... - Van Houtte, Louis, 1810 -1876 (chez Louis van Houtte, eÌditeur, 1853)

Flore forestière du globe - Chancerel, Lucien, 1858 - (Gauthier-Villars, 1920)

The florist and pomologist, and suburban gardener - Moore, Thomas, 1821 -1887 (Published for the proprietors by Messrs. Kent & Co, 1884)

The florist, fruitist, and garden miscellany (Chapman and Hall, 1855)

The florist, fruitist, and garden miscellany (Chapman and Hall, 1856)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1897)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1898)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1902)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1904)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1905)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1888)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1907)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1909)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1911)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1912)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1914)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1915)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1916)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1920)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1921)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1922)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1892)

The Florists' exchange : a weekly medium of interchange for florists, nurserymen, seedsmen and the trade in general ([A.T. De la Mare Ptg. and Pub. Co, 1893)

Florists' review (Florists' Pub. Co, 1904)

Florists' review (Florists' Pub. Co, 1915)

Florists' review (Florists' Pub. Co, 1922)

The flower garden ; or, Breck's book of flowers ; in which are described all the various hardy herbaceous perennials, annuals, shrubby plants, and evergreen trees, desirable for ornamental purposes, with directions for their cultivation - Breck, Joseph, 1794 -1873 (A. O. Moore, 1859)

The flower-garden : or, Breck's book of flowers; in which are described all the various hardy herbaceous perennials, annuals, shrubby plants, and evergreen trees, desirable for ornamental purposes, with directions for their cultivation - Breck, Joseph, 1794 -1873 (J. P. Jewett & company, 1851)

The flower-garden: or, Breck's book of flowers; in which are described all the various hardy herbaceous perennials, annuals, shrubby plants, and evergreen trees, desirable for ornamental purposes, with directions for their cultivation - Breck, Joseph, 1794 -1873 (J. P. Jewett, 1851)

Flowering plants and ferns of Arizona - Kearney, Thomas H. (Thomas Henry), 1874 -1956 (U.S. Dept. of Agriculture, 1942)

Földtani közlöny - Magyar Földtani Társulat. (1954)

Foliar nitrogen content and tree growth after prescribed fire in ponderosa pine - Pacific Northwest Forest; Range Experiment Station (Portland, Or.) (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1984)

Food habits of some winter bird visitants - Gabrielson, Ira Noel, 1889 -1977 (U.S. Dept. of Agriculture, 1924)

Forecasting seed crops and determining cone ripeness in southwestern ponderosa pine - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (1978)

Forest and forest-land problems of southwestern Oregon - Hayes, G. L. (Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Department of Agriculture, 1959)

Forest and ornamental trees, shrubs, seeds, seedlings, transplanted stock, ferns, bulbs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Forestry Company, 1933)

Forest and ornamental trees, shrubs, seeds, seedlings, trnsplanted stock, ferns, bulbs and plants [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Forestry Company, 1931)

Forest and ornamental trees-shrubs, transplanted stock, seeds, ferns, bulbs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Forestry Company, 1934)

Forest and ornamental trees-shrubs, transplanted stock, seeds, ferns, bulbs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Forestry Co, 1937)

Forest and ornamental trees-shrubs, transplanted stock, seeds, ferns, bulbs and plants, Christmas trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Forestry Co, 1938)

Forest and ornamental trees-shrubs, transplanted stock, seeds, ferns, bulbs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Forestry Co, 1935)

Forest and range insect, weed, disease and vertebrate pest manual - Montana. Department of Agriculture (The Dept, 1983)

Forest and range resources of Utah : their protection and use - United States. Forest Service. (U.S. Dept. of Agriculture, 1930)

Forest and stream ([Forest and Stream Publishing Co.], 1910)

Forest and water - Kinney, Abbot, 1850 -1920 (Post Pub. Co, 1900)

Forest and woodland habitat types (plant associations) of Arizona south of the Mogollon Rim and Southwestern New Mexico - United States. Forest Service. Southwestern Region. (USDA Forest Service, Southwestern Region, 1987)

Forest and woodland habitat types (plant associations) of Northern New Mexico and Northern Arizona - United States. Forest Service. Southwestern Region. (USDA Forest Service, Southwestern Region, 1987)

Forest atlas. Geographic distribution of North American trees - Sudworth, George B. (George Bishop), 1864 -1927 (Engraved and printed by the U.S. Geological Survey, 1913)

The Forest club annual - University of Nebraska (Lincoln campus). Forest Club (University of Nebraska)