The Ecology of arboreal folivores : a symposium held at the Conservation and Research Center, National Zoological Park, Smithsonian Institution, May 29-31, 1975 - Montgomery, G. Gene (Gerald Gene) (Smithsonian Institution Press, 1978)

An ecology of the Bahamian hutia : Geocapromys ingrahami - Jordan, Kevin Clark. (1989)

Economic plants of Porto Rico - Cook, O. F. (Orator Fuller), 1867 -1949 (Govt. Print Off, 1903)

Ecuador. Cabeceras Cofanes-Chingual - Field Museum of Natural History. (Field Museum, Environment, Culture, and Conservation, 2009)

Edible leaves of the tropics - Martin, Franklin W. (U.S. Science and Education Administration, Agricultural Research, Southern Region, 1979)

An elementary course of botany : structural, physiological, and systematic - Henfrey, Arthur, 1819 -1859 (John Van Voorst, 1878)

Elementary flora of the Northwest - Rigg, George B. (George Burton) (American Book Company, 1914)

Elementary flora of the Northwest - Rigg, George B. (George Burton) (American book company, 1914)

An elementary text-book of botany - Vines, Sydney Howard, 1849 -1934 (S. Sonnenschein & co., lim, 1898)

Elemente der paläontologie bearbeitet - Döderlein, Ludwig, 1855 -1936 (Engelmann, 1890)

The elements of botany for beginners and for schools - Gray, Asa, 1810 -1888 (American Book Company, 1887)

Elements of botany : structural, physiological, systematical, and medical - Lindley, John, 1799 -1865 (Printed for Taylor and Walton, 1841)

Embryogenesis in plants - Wardlaw, C. W. (Claude Wilson), 1901 - (Methuen, 1955)

An encyclopedia of plants; : comprising the specific culture, history, application in the arts, and every other desirable particular respecting all the plants indigenous, cultivated in, or introduced to Britain: combining much of the information contained - Loudon, J. C. (John Claudius), 1783 -1843 (1841)

Endangered and threatened species of the Southeastern United States including Puerto Rico and the Virgin Islands - United States. Forest Service. (U.S. Forest Service], 1982)

Entomological news - American Entomological Society. (American Entomological Society, 1982)

Entomological news - American Entomological Society. (American Entomological Society, 2008)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1944)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1967)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1968)

Enumeratio seminum R. Horto Botanico Pisano ... - Orto botanico di Pisa. (Orto botanico di Pisa, 1933)

Enumeratio systematica fungorum in omnium herbarum europaearum organis diversis hucusque observatorum mentione facta fontium litterariorum diagnoses eorum figurasque proferentium nec non praecipuorum eorum synonymorum numerorumque collectionum plurium venalium species enumeratas - Oudemans, C. A. J. A. (Cornelis Antoon Jan Abraham), 1825 -1906 (apud M. Nijhoff, 1919)

An enumeration of Philippine flowering plants - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Bureau of Printing, 1922)

An enumeration of the vascular plants known from Surinam : together with their distribution and synonymy - Pulle, A. A. (August Adriaan), 1878 -1955 (E. J. Brill, 1906)

An enumeration of the vascular plants known from Surinam, together with their distribution and synonymy - Pulle, A. A. (August Adriaan), 1878 -1955 (E. J. Brill, 1906)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1982)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1985)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1991)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 2003)

Erythea. a journal of botany, West American and general - Jepson, Willis Linn, 1867 -1946 (University of California, 1893)

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)

Estudio preliminar de una colección de plantas procedentes de Tartagal (departamento de Orán, Salta) - Schreiter, Rodolfo ("Coni", 1925)

The ethnobotany of Aublet's histoire des plantes de la Guiane Françoise (1775) - Boom, Brian M (Missouri Botanical Garden, 1991)

Études sur la flore des districts des Bangala et de l'Ubangi (Congo Belge) ; Plantae Thonnerianae Congolenses. Série II - De Wildeman, Emile 1866 -1947 (Misch & Thron, 1911)

Exkursionsflora von Europa : Anleitung zum Bestimmen der Gattungen der europäischen Blütenpflanzen - Thonner, Franz, 1863 - (R. Friedländer, 1901)

Experimental and molecular approaches to plant biosystematics - Hoch, Peter C (Missouri Botanical Garden, 1995)

Familiar lectures on botany : explaining the structure, classification, and uses of plants, illustrated upon the Linnaean and natural methods : with a flora for practical botanists : for the use of colleges, schools, and private students - Phelps, Lincoln, Mrs., 1793 -1884 (J.B. Lippincott Company, 1860)

Familiar lectures on botany, explaining the structure, classification, and uses of plants, illustrated upon the Linnaean and natural methods, with a flora for practical botanists. By Almira H. Lincoln - Phelps, Lincoln, Mrs., 1793 -1884 (F. J. Huntington, 1854)

The families of flowering plants - Pollard, Charles Louis, 1872 -1945 (The Plant World Co, 1900)

Faune de Madagascar. 81, Insectes lépidoptères Pterophoridae - Gibeaux, Christian 1950 - (1994)

Favorite wildflowers of the West Coast : portrayed on the Monterey Peninsula - Pomeroy, Mary Barnas, 1921 - (Park Place Publications, 2008)

Field book of western wild flowers - Armstrong, Margaret, 1867 -1944 (Putnam, 1915)

Field book of western wild flowers - Armstrong, Margaret, 1867 -1944 (C.[!] P. Putnam;s sons, 1915)

Field book of western wild flowers - Armstrong, Margaret, 1867 -1944 (C. [sic] P. Putnam's Sons, 1915)

Field, forest, and garden botany, a simple introduction to the common plants of the United States east of the Mississippi, both wild and cultivated - Gray, Asa, 1810 -1888 (American Book Co, 1868)

Field, forest, and garden botany; a simple introduction to the common plants of the United States east of the 100th meridian, both wild and cultivated - Gray, Asa, 1810 -1888 (American Book Company, 1895)

Field key to the flora of Yellowstone National Park - United States. National Park Service. (Yellowstone Library and Museum Association in cooperation with National Park Service, U.S. Dept. of the Interior, 1975)

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Fieldbook of Illinois wild flowers; six hundred fifty of the more common flowering plants in the state - Illinois. Natural History Survey Division (Illinois. Natural History Survey Division, 1936)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1946)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1977)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1980)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1983)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1986)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1990)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1993)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 2005)

Fifty years of botany; golden jubilee volume of the Botanical Society of America - Botanical Society of America. (McGraw-Hill, 1958)

Flórula de las reservas biológicas de Iquitos, Perú : Allpahuayo-Mishana, Explornapo Camp, Explorama Lodge - Missouri Botanical Garden. (Missouri Botanical Garden, 1997)

Flórula del Parque Nacional Natural Amacayacu, Amazonas, Colombia - Missouri Botanical Garden. (Missouri Botanical Garden, 2005)

Flora and fauna of Bucks County - Moyer, I. S. (Lewis, 1905)

Flora and vegetation of the Sierra Ancha Experimental Forest, Arizona - Pase, C. P., 1926 - (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1968)

Flora Brasiliensis, enumeratio plantarum in Brasilia hactenus detectarum :quas suis aliorumque botanicorum studiis descriptas et methodo naturali digestas partim icone illustratas - Martius, Karl Friedrich Philipp von, 1794 -1868 (R. Oldenbourg, 1867)

Flora de Guerrero (Coordinación de Servicios Editoriales de la Facultad de Ciencias, UNAM, 2002)

Flora de Guerrero (Coordinación de Servicios Editoriales de la Facultad de Ciencias, UNAM, 2014)