Especies acuáticas invasoras en México - Koleff Osorio, Patricia (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2014)

Essays on evolution 1889-1907 - Poulton, Edward Bagnall, Sir, 1856 -1943 (Clarendon press, 1908)

Essays on evolution 1889-1907 - Poulton, Edward Bagnall, Sir, 1856 -1943 (Claredon Press, 1908)

Essays on evolution 1889-1907 - Poulton, Edward Bagnall, Sir, 1856 -1943 (Clarendon Press, 1908)

The essentials of botany - Bessey, Charles E. (Charles Edwin), 1845 -1915 (H. Holt and company, 1896)

The essentials of botany - Bessey, Charles E. (Charles Edwin), 1845 -1915 (Holt, 1896)

The essentials of botany - Bessey, Ernst Athearn, 1877 -1957 (H. Holt and company, 1914)

Essentials of college botany - Bessey, Ernst Athearn, 1877 -1957 (H. Holt, 1914)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1889)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1909)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1910)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1911)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1912)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1913)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1914)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1915)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1916)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1917)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1918)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1919)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1920)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1891)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1896)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1897)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1898)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1900)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1901)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1902)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1905)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1908)

The Extension pathologist - United States. Bureau of Plant Industry. (Office of Cooperative Extension Work, U.S. Dept. of Agriculture, 1923)

Extracts from the Bulletin of the Forest Experiment Station, Meguro, Tokyo - Ringyō Shikenjō (Tokyo, Japan) (Bureau of Forestry, Dept. of Agriculture and Commerce, 1915)

Factors affecting the fruiting of ophiobolus graminis sacc - Gilpatrick, John Daniel, 1924 - (University of Alberta, 1948)

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, 1949)

Farm and garden rule-book - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company, 1911)

Farm weeds of Canada - Fletcher, James 1852 -1908 (Dept. of Agriculture, 1923)

Farm weeds of Canada - Fletcher, James 1852 -1908 (Govt. Print. Bureau, 1909)

Farmer's cyclopedia : a compilation of such bulletins and reports as are indispensable to the practical farmer (Doubleday, Page, 1915)

Farmers' bulletin - United States. Department of Agriculture. (G.P.O, 1900)

Farmers' cyclopedia : abridged Agricultural records in seven volumes - United States. Department of Agriculture. (Doubleday, Page & Co, 1916)

Fauna, flora & geology of the Clyde area - Elliot, G. F. Scott (George Francis Scott), 1862 -1934 (Pub. by the local committee for the meeting of the British Association, 1901)

Federal-grant research at the state agricultural experiment stations : projects on field crops. Part 8, Oil, fiber, tobacco and sugar crops - United States. Agricultural Research Service. (Agricultural Research Service, U.S. Dept. of Agriculture, 1958)

Federal-grant research at the state agricultural experiment stations : projects in plant pathology. Part 17, Diseases of vegetables - United States. Agricultural Research Service. (Agricultural Research Service, U.S. Dept. of Agriculture, 1958)

Federal-grant research at the state agricultural experiment stations : projects in plant pathology. Part 17, Diseases of field crops - United States. Agricultural Research Service. (Agricultural Research Service, U.S. Dept. of Agriculture, 1958)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 2006)

Field crops in South Africa, by H. D. Leppan and G. J. Bosman - Bosman, Gideon Johannes, 1888 -1957 (Central News Agency, 1923)

Field manual for sugar beet growers; a practical handbook for agriculturists, field men and growers - Adams, R. L. (Richard Laban), 1883 -1957 (Beet Sugar Gazette Company, 1913)

The Field Museum collections and research : Academic Affairs, Center for Evolutionary and Environmental Biology (CEEB), Center for Cultural Understanding and Change (CCUC) - Field Museum of Natural History. (Office of Academic Affairs, The Field Museum, 1997)

Fig culture - Earle, F. S. (Franklin Sumner), 1856 -1929 (Govt. Print. Off, 1897)

Fig culture. Edible figs: their culture and curing - Earle, F. S. (Franklin Sumner), 1856 -1929 (Govt. print. off, 1897)

Flora der gefürsteten Grafshaft Tirol, des Landes Vorarlberg und des Fürstenthumes Liechtenstein - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (Verlag der Wagner'-schen Universitäts-Buchhandlung, 1903)

Die Flora des Puschlav (Bezirk Bernina, Kanton Graubünden) - Brockmann-Jerosch, H. (Heinrich), 1879 -1939 (W. Engelmann, 1907)

Flora melitensis nova - Sommier, Stefano, 1848 -1922 (Stabilimento Pellas, 1915)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1877)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1878)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1880)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1881)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1910)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1818)

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

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

Flora of Pasadena and vicinity - McClatchie, Alfred James. (Kingsley-Barnes & Neuner Co., printer, 1895)

The flora of the town of Southold, Long Island, and Gardiner's Island - Burnham, Stewart H. (Stewart Henry), 1870 -1943 (Torrey Botanical Club, 1914)

Flora of West Virginia - Millspaugh, Charles Frederick, 1854 -1923 (1896)