Contributions from the Botanical Laboratory and the Morris Arboretum of the University of Pennsylvania - University of Pennsylvania. Botanical Laboratory. ([s.n, 1934)

Contributions from the Botanical Laboratory of the University of Pennsylvania - University of Pennsylvania. Botanical Laboratory. (University of Pennsylvania Press, 1919)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1921)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1926)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1931)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1933)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1936)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1937)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1942)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1945)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1955)

Contributions from the Herbarium of Columbia College - Columbia College (New York, N.Y.). Herbarium. (Columbia College, 1886)

Contributions from the herbarium of the Geological Survey of Canada - Geological Survey of Canada (s.n.], 1894)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1907)

Contributions from the Osborn Botanical Laboratory - Yale University. Osborn Botanical Laboratory (Osborn Botanical Laboratory, Yale University, 1916)

Contributions from the Osborn Botanical Laboratory - Yale University. Osborn Botanical Laboratory (Osborn Botanical Laboratory, Yale University, 1923)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1901)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1909)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1919)

Contributions from the University of Michigan Herbarium - University of Michigan. University Herbarium. (University Herbarium, University of Michigan, 1972)

Contributions from the University of Michigan Herbarium - University of Michigan. University Herbarium. (University Herbarium, University of Michigan, 1978)

Contributions from the University of Michigan Herbarium - University of Michigan. University Herbarium. (University Herbarium, University of Michigan, 1980)

Contributions of the American Entomological Institute - American Entomological Institute. (American Entomological Institute], 1966)

Contributions of the American Entomological Institute - American Entomological Institute. (American Entomological Institute], 1972)

Contributions to Canadian biology : being studies from the Marine Biological Station of Canada - Canada. Department of Marine; Fisheries. (s.n.], 1901)

Contributions to Canadian natural history - Bell, Robert, 1841 -1917 (Lovell, 1860)

Contributions to Canadian natural history - Geological Survey of Canada (s.n.], 1860)

Contributions to the botany of Vermont - Middlebury College. (Botanical Dept., University of Vermont, 1898)

Contributions to the knowledge of the germination of some North American plants - Holm, Theodor (Herman Theodor), 1854 -1932 (1891)

Contributions to the natural history of the Bermudas. Vol. I - Goode, G. Brown (George Brown), 1851 -1896 (Govt. print. off, 1884)

Cool orchids, and how to grow them : with a descriptive list of all the best species in cultivation - Burbidge, F. W. (Frederick William), 1847 -1905 (R. Hardwicke, 1874)

The Cottage gardener (W.S. Orr, 1854)

Cottage gardener and country gentleman's companion (Wm. S. Orr, 1854)

Cottage gardener and country gentleman's companion (Wm. S. Orr, 1855)

The cottage gardener, country gentleman's companion and poultry chronicle (G.W. Johnson, 1857)

The crane-flies of New York - Alexander, Charles P. (Charles Paul), 1889 -1981 (1920)

Cultivated plants, their propagation and improvement - Burbidge, F. W. (Frederick William), 1847 -1905 (W. Blackwood & Sons, 1877)

Curtis's botanical magazine - Hooker, Joseph Dalton, 1817 -1911 (Academic Press [etc.], 1805)

Curtis's botanical magazine - Hooker, Joseph Dalton, 1817 -1911 (Academic Press [etc.], 1817)

Curtis's botanical magazine - Hooker, Joseph Dalton, 1817 -1911 (Academic Press [etc.], 1828)

The cyclopædia of India and of Eastern and Southern Asia : commercial, industrial and scientific, products of the mineral, vegetable, and animal kingdoms, useful arts and manufactures - Balfour, Edward, 1813 -1889 (B. Quaritch, 1885)

The cyclopædia; or, Universal dictionary of arts, sciences, and literature - Rees, Abraham, 1743 -1825 (Longman, Hurst, Rees, Orme & Brown [etc.], 1819)

Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company, 1909)

Cyclopedia of American horticulture : comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1906)

Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches, and a synopsis of the vegetable kingdom - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Doubleday, Page & Company, 1906)

Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1900)

D. C. L. Willdenow ... Enumeratio Plantarum Horti Regii Botanici Berolinensis, continens descriptiones omnium Vegetabilium in Horto dicto cultorum - Willdenow, Karl Ludwig, 1765 -1812 (1809)

Days out of doors - Abbott, Charles Conrad, 1843 -1919 (D. Appleton and Company, 1889)

Days out of doors - Abbott, Charles Conrad, 1843 -1919 (D. Appleton and company, 1889)

Dedication papers : scientific papers presented at the dedication of the laboratory building and plant houses, April 19-21, 1917 - Brooklyn Botanic Garden. (Brooklyn Botanic Garden, 1918)

Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (Aus der Kaiserlich-Königlichen Hof- und Staatsdruckerei, 1918)

Descriptive and illustrated catalogue of new and rare water-lilies, nelumbiums and other choice aquatics, sub-tropical plants, ornamental grasses, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (1895)

Descriptive catalogue and price-list of native plants of the southern Alleghany Mountains including deciduous and evergreen trees, flowering shrubs, hardy herbaceous perennians, vines, orchids, ferns, aquatics and bog plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1892)

Descriptive catalogue and price list of tropical and semi-tropical fruit trees : vines, shrubs and greenhouse plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Seven Oaks Nurseries, 1890)

Descriptive catalogue and price list : tropical and semi-tropical, fruit trees, palms, ornamental plants, orchids and greenhouse plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Seven Oaks Nurseries, 1891)

Descriptive catalogue of Reading Nursery : with descriptions of hardy ornamental deciduous and evergreen trees, shrubs, and trailing vines, herbaceous perennial plants (a specialty here) and large and small fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reading Nursery, 1886)

A descriptive catalogue of the geodephagous Coleoptera inhabiting the United States east of the Rocky Mountains. Read May 25, 1846 - LeConte, John L. (John Lawrence), 1825 -1883 (1848)

Descriptive illustrated catalogue of new and rare seeds, plants, and bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (United States Nurseries, 1893)

Descriptive list of some of the roots, herbs, barks, etc - Barnum, Granville (Firm) (Barnum, 1880)

The desert world - Mangin, Arthur, 1824 -1887 (T. Nelson, 1869)

Desiderata of the herbarium for North America, north of Mexico - Vasey, George, 1822 -1893 (Dept. of Agriculture, Botanical Division, 1887)

Deutsches Magazin für Garten- und Blumenkunde - Neubert, Wilhelm. (G. Weise, 1854)

Deutsches Magazin für Garten- und Blumenkunde - Neubert, Wilhelm. (G. Weise, 1855)

A dictionary of American plant names - Clute, Willard Nelson, 1869 -1950 (W.N. Clute, 1923)

A dictionary of English names of plants applied in England and among English-speaking people to cultivated and wild plants, trees, and shrubs - Miller, William. (J. Murray, 1884)

A dictionary of plant names - Hollandsche Maatschappij der Wetenschappen (M. Nijhoff, 1911)

Dictionary of the active principles of plants : alkaloids, bitter principles, glucosides, their sources, nature, and chemical characteristics, with tabular summary, classification of reactions, and full botanical and general indexes - Sohn, Charles E. (Baillière, Tindall and Cox, 1894)

Dictionnaire classique d'histoire naturelle - Bory de Saint-Vincent, M. (Jean Baptiste Geneviève Marcellin), 1778 -1846 (Rey et Gravier, Libraries-Editeurs, Auai des Augustins, no. 55; Baudouin Frèrer, Libraries-Editeurs, Imprimeurs de la société D'Histoire Naturelle, Rue de Vaugirard, no. 36, 1829)

Dictionnaire d'horticulture illustré - Bois, D. (Désiré), 1856 -1946 (P. Klincksieck, 1893)

Dictionnaire des jardiniers, contenant les méthodes les plus sûres et les plus modernes pour cultiver et améliorer les jardins potagers, à fruits, à fleurs et les pépinieres ... et dans lequel on donne des préceptes pour multiplier et faire prospérer tous les objets soumis à l'agriculture, et la maniere d'employer toutes sortes de bois de charpente. Ouvrage traduit de l'anglois, sur la huitieme edition de Philippe Miller. Par une société de gens de lettres ... - Miller, Philip, 1691 -1771 (Guillot, 1785)

Dictionnaire des sciences naturelles, dans lequel on traite méthodiquement des différens êtres de la nature, considérés soit en eux-mêmes, d'après l'état actuel de nos connoissances, soit relativement à l'utilité qu'en peuvent retirer la médecine, l'agriculture, le commerce et les artes. Suivi d'une biographie des plus célèbres naturalistes ... - Cuvier, Frédéric, 1773 -1838 (F. G. Levrault;||Le Normant, 1827)

Dictionnaire universel d'histoire naturelle ... - Audouin, Jean Victor, 1797 -1841 (Au bureau principal des ©♭diteurs, 1841)

Dictionnaire universel d'histoire naturelle : résumant et complétant tous les faits présentés par les encyclopédies, les anciens dictionnaires scientifiques, les Oeuvres complètes de Buffon, et les meilleurs traités spéciaux sur les diverses branches des sciences nautrelles ; donnant la description des etres et des divers phénomènes de la nature, l'étymologie et la définition des noms scientifiques, et les principales applications des corps organiques et inorganiques à l'agriculture, à la médecine, aux arts industriels, etc - Martinet, L., (Chez les editeurs MM. Renard, Martinet et cie, rue et Hotel Mignon, 2 (quartier de l'École-de-Médecine) ; et chez Langlois et Leclercq, rue de la Harpe, 81 ; Victor Masson, Place de l'Ecole-de-Médecin, 1848)

Dingee guide to rose culture - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Dingee & Conard Co, 1913)

Dingee guide to rose culture - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Dingee & Conard Co, 1909)

Dingee guide to rose culture : 1850 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Dingee & Conard Co, 1910)

... Directions for meteorological observations, and the registry of periodical phenomena - Smithsonian Institution (Smithsonian institution, 1860)

A directory of Illinois systematists and ecologists - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1986)

Diseases in the American stable, field and farmyard : containing a familiar description of diseases, their nature, cause and symptoms, the most approved method of treatment, and the properties and use of remedies, with directions for preparing them - McClure, Robert. (Porter, 1866)

Domestic botany - Smith, John, 1798 -1888 (L. Reeve and co, 1871)

dong zhi wu ming ci hui bian kuang wu ming ci fu - ke xue ming ci shen cha hui (ke xue ming ci shen cha hui)

The drug plants of Illinois - Tehon, L. R. (Leo Roy), 1895 -1954 (Natural History Survey Division, 1951)

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

An ecological characterization of Coastal Maine (north and east of Cape Elizabeth) - U.S. Fish; Wildlife Service (Department of the Interior, U.S. Fish and Wildlife Service, Northeast Region, 1980)

An ecological survey in northern Michigan - Adams, Charles C. (Charles Christopher), 1873 -1955 (Wynkoop Hallenbeck Crawford co., state printers, 1906)

An ecological survey of Isle Royale, Lake Superior - Adams, Charles C. (Charles Christopher), 1873 -1955 (Wynkoop Hallenbeck Crawford Co., State Printers, 1909)

The ecology of the plants native to Dutchess County, New York - Roberts, Edith Adelaide, 1881 - (Conservation Committee of the Garden Club of America, 1924)

Edinburgh journal of science (1827)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1863)

Edward Gillett's eleventh annual catalogue of North American wild flowers, orchids, alpine, shrubs, aquatic, climbers and bog plants, rare ferns, etc. for 1888 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1888)

Edward Gillett's twelfth annual catalogue of North American wild flowers, orchids, shrubs, climbers : alpine, aquatic, and bog plants, rare ferns, etc. for 1889 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1889)

Elémens de physiologie végétale et de botanique - Royal College of Physicians of Edinburgh. (chez Magimel, 1815)

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

Elementary botany - Atkinson, George Francis, 1854 -1918 (Holt, 1905)

Elements of botany - Bergen, Joseph Y. (Joseph Young), 1851 -1917 (Ginn, 1896)

Elements of botany - Robbins, Wilfred William, 1884 -1952 (J. Wiley & sons, inc, 1928)

The elements of botany embracing organography, histology, vegetable physiology, systematic botany and economic botany ... together with a complete glossary of botanical terms - Kellerman, W. A. (William Ashbrook), 1850 -1908 (J. E. Potter and Company, 1883)

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

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

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

Elements of botany: or, Outlines of the natural history of vegetables - Barton, Benjamin Smith, 1766 -1815 (Robert Desilver, 1827)

Elements of structural and systematic botany, for high schools and elementary college courses (Ginn, 1891)

An encyclopædia of agriculture : comprising the theory and practice of the valuation, transfer, laying out, improvement, and management of landed property, and of the cultivation and economy of the animal and vegetable productions of agriculture - Loudon, J. C. (John Claudius), 1783 -1843 (Longmans, Green, 1871)

An encyclopaedia of gardening; comprising the theory and practice of horticulture, floriculture, arboriculture, and landscape-gardening, including all the latest improvements; a general history of gardening in all countries; and a statistical view of its present state, with suggestions for its future progress in the British Isles - Loudon, J. C. (John Claudius), 1783 -1843 (Longman, Hurst, Rees, Orme, Brown, and Green, 1825)

An encyclopædia of gardening; comprising the theory and practice of horticulture, floriculture, arboriculture, and landscape-gardening, including all the latest improvements; a general history of gardening in all countries; and a statistical view of its present state, with suggestions for its future progress, in the British Isles - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Rees, Orme, Brown, and Green, 1827)

Encyclopædie der Naturwissenschaften. Abt. 2, T. 2, Handwörterbuch der Pharmakognosie des Pflanzenreichs - Wittstein, Georg Christian, 1810 -1887 (Eduard Trewendt, 1882)

The encyclopedia of gardening. A dictionary of cultivated plants, etc., giving in alphabetical sequence the culture and propagation of hardy and half-hardy plants, trees and shrubs, orchids, ferns, fruit, vegetables, hothouse and greenhouse plants, etc., including their specific and common names - Sanders, T. W. (Thomas William), 1855 -1926 (W. H. & L. Collingridge, 1908)

Encyclopédie méthodique. Botanique - Poiret, Jean-Louis-Marie, 1755 -1834 (Panckoucke;Plomteux, 1804)

The English flower garden and home grounds : design and arrangement shown by existing examples of gardens in Great Britain and Ireland, followed by a description of the plants, shrubs and trees for the open-air garden and their culture - Robinson, W. (William), 1838 -1935 (John Murray, 1906)

The English flower garden and home grounds; design and arrangement shown by existing examples of gardens in Great Britain and Ireland, followed by a description of the plants, shrubs and trees for the open-air garden and their culture - Robinson, W. (William), 1838 -1935 (J. Murray, 1900)

The English flower garden : style position & arrangement ; followed by a description of all the best plants for it, their culture and arrangement - Robinson, W. (William), 1838 -1935 (John Murray, 1893)

The Enterprise, Wisconsin, Radiation Forest : preirradiation ecological studies - North Central Forest Experiment Station (Saint Paul, Minn.). Institute of Forest Genetics. (Institute of Forest Genetics, North Central Forest Experiment Station, Forest Service, U.S.D.A, 1974)

Entomologica Americana - Brooklyn Entomological Society (New York Entomological Society [etc.], 1964)

Entomological news - American Entomological Society. (American Entomological Society, 1945)

Entomological news - American Entomological Society. (American Entomological Society, 1954)

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

Entomological news - American Entomological Society. (American Entomological Society, 1981)

Entomological news - American Entomological Society. (American Entomological Society, 1993)

Entomological news - American Entomological Society. (American Entomological Society, 1996)

Entomological news - American Entomological Society. (American Entomological Society, 1998)