Drawings/prints associated with USPRR reports & photographs/archival material - Schott, Arthur, 1814 -1875 (1915)

Drought resistant plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Knickerbocker Cacti and Succulent Gardens, 1935)

Études de systématique et de géographie botaniques sur la flore du Bas- et du Moyen-Congo - Wildeman, E. de (Emile), 1866 -1947 (Par ordre du Secrétaire d'États, 1903)

Études de systématique et de géographie botaniques sur la flore du Bas- et du Moyen-Congo - Wildeman, E. de (Emile), 1866 -1947 (Par ordre du Secrétaire d'États, 1904)

Études de systématique et de géographie botaniques sur la flore du Bas- et du Moyen-Congo - Wildeman, E. de (Emile), 1866 -1947 (Par ordre du Secrétaire d'États, 1907)

Études de systématique et de géographie botaniques sur la flore du Bas- et du Moyen-Congo - Wildeman, E. de (Emile), 1866 -1947 (Par ordre du Secrétaire d'États, 1912)

Early nesting biology of the wood-nesting adventive bee, Lithurgus chrysurus Fonscolombe (Apoidea, Megachilidae, Lithurginae) - Wyman, Eli S. (American Museum of Natural History, 2014)

Eastern states endangered plants - Arndt, Raymond E. (U.S. Dept. of the Interior, Bureau of Land Management, 1980)

Ecological resources baseline report : technical report for the White Pine Power Project - United States. Bureau of Land Management. Nevada State Office. (Dames & Moore, 1983)

Ecology of a population of desert tortoises, Gopherus agassizi, in Ward Valley, California - United States. Bureau of Land Management. (s.n.], 1980)

Ecology of Buzzards Bay : an estuarine profile - United States. National Biological Service. (U.S. Dept. of the Interior, National Biological Service, 1996)

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)

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Edward Palmer letters - Gray, Asa, 1810 -1888 (1876)

The effects of water development upon populations of Gambel's Quail in southwestern Utah - Nish, Darrell H. (Utah State Department of Fish and Game, 1964)

Elementary botany - Atkinson, George Francis, 1854 -1918 (Holt, 1898)

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 (W.S. Sonnenschein & Allen, 1880)

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

The elements of botany for beginners and for schools - Gray, Asa, 1810 -1888 (American book company, 1901)

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 encyclopaedia of trees and shrubs : being the Arboretum et fruticetum britannicum abridged : containing the hardy trees and shrubs of Britain, native and foreign, scientifically and popularly described ; with their propagation, culture, and uses in the arts ; and with engravings of nearly all the species ; abridged from the large edition in eight volumes, and adapted for the use of nurserymen, gardeners, and foresters - Loudon, J. C. (John Claudius), 1783 -1843 (F. Warne, 1869)

Endangered and threatened species of the Southeastern United States, including Puerto Rico and the Virgin Islands - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, 1980)

Endangered plant communities of Southern California : proceedings of the 15th annual symposium - Southern California Botanists. (Southern California Botanists, Rancho Santa Ana Botanic Gardens, 1990)

... Ensayo sobre las plantas usuales de Costa Rica - Pittier, Henri, 1857 -1950 (H.L. & J.B. McQueen, inc, 1908)

Ensayo sobre las plantas usuales de Costa Rica - Pittier, Henri, 1857 -1950 (H.L. & J.B. McQueen, 1908)

Entomological contributions in memory of Byron A. Alexander - Alexander, Byron A. (Natural History Museum, the University of Kansas, 1999)

Entomological news - American Entomological Society. (American Entomological Society, 1969)

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Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia - American Entomological Society. ([Entomological Rooms of the Academy of Natural Sciences], 1911)

Entomologische berichten - Nederlandse Entomologische Vereniging (1925)

Entomologische berichten - Nederlandse Entomologische Vereniging (1958)

Entomologische berichten - Nederlandse Entomologische Vereniging (1980)

Entomologische berichten - Nederlandse Entomologische Vereniging (1991)

Entomologische berichten - Nederlandse Entomologische Vereniging (1995)

Entomologische litteraturblätter, Repertorium der neuesten arbeiten auf dem gesammtgebiet der entomologie (1911)

Entomology : strength in diversity : XXII International Congress of Entomology, 15-21 August 2004, Brisbane, Queensland, Australia - Australian Entomological Society. ([Australian Entomological Society], 2004)

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)

Epiphyllums 1954, 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ventura Epiphyllum Gardens, 1954)

Epiphyllums and hybrids : titled by some "orchid cactus", zygocactus - rhipsalis and other miscellaneous items. Descriptive catalog no.12 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beahm Gardens, 1955)

Epiphyllums and hybrids : titled by some "orchid cactus", zygocactus, rhipsalis and other miscellaneous items. Descriptive catalog no.11 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beahm Gardens, 1954)

Epiphyllums and hybrids : titled by some "orchid cactus", zygocactus, rhipsalis and other miscellaneous items. descriptive catalog no.9 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beahm Gardens, 1952)

Erigenia : journal of the Illinois Native Plant Society - Illinois Native Plant Society. (The Society, 1983)

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, 2003)

An essay toward a natural history of La Salle County, Illinois, in two parts - Huett, John William. (Fair-dealer print, 1897)

Essays in geobotany in honor of William Albert Setchell - Goodspeed, T. H. (Thomas Harper), 1887 -1966 (University of California Press, 1936)

Essays on the History of Neotropical Dipterology V. 2 - Papavero, Nelson (MZUSP, 1973)

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 the Kwanyama Ovambos - Rodin, Robert J. (Missouri Botanical Garden], 1985)

The ethology and systematic relationships of fideliine bees, including a description of the mature larva of Parafidelia (Hymenoptera, Apoidea) - Rozen, Jerome G. Jr. (Jerome George), 1928 - (American Museum of Natural History, 1977)

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)

Everyday objects; or, Picturesque aspects of natural history - Adams, W. H. Davenport (William Henry Davenport), 1828 -1891 (W.P. Nimmo, 1876)

Exkursionsflora für Österreich, mit Ausschlus von Galizien, Bukowina und Dalmatien - Fritsch, Karl, 1864 -1934 (Karl Gerolds Sohn, 1909)

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

Expeditions organized or participated in by the Smithsonian Institution... - Smithsonian Institution (Smithsonian Institution, 1914)

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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, 1920)

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

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

Exploring biology, the science of living things - Smith, Ella Thea. (Harcourt, Brace, 1959)

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)

The fantastic clan. The cactus family. Studies of that unique and fascinating growth, the cactus plant, treating of all the most important groups of cacti known, with scientific accuracy, and depicting the charm of the desert land, its magic spell and wondrous lure, in the great cactus area of the world, the American desert of the Southwest - Thornber, J. J. (John James), 1872 -1962 (The Macmillan Company, 1932)

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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)

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