1906-1907 wholesale price-list : strictly hardy rhododendrons, azaleas, kalmias, andromedas, lilies, cypripediums, ferns, sarracenias, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1907)

1924 Kelsey's hardy American trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1924)

1925 Carolina mountain flowers, hardy native American plants [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1925)

1926 Kelsey-Highlands Nursery rhododendrons and azaleas, Carolina mountain flowers, specimen evergreens, rare plants [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1926)

1927 Kelsey-Highlands Nursery rhododendrons and azaleas, Carolina mountain flowers, specimen evergreens, rare plants [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1927)

1997 IUCN red list of threatened plants (1997)

Abhandlungen der physikalischen Klasse der Königlich-Preussischen Akademie der Wissenschaften - Königlich Preussische Akademie der Wissenschaften zu Berlin (Realschul-Buchhandlung, 1804)

Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft - Senckenbergische Naturforschende Gesellschaft. (Waldemar Kramer [etc.], 1856)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1890)

An account of the regular gradation in man, and in different animals and vegetables ... - White, Charles, 1728 -1813 (Printed for C. Dilly, 1799)

Acta Societatis Scientiarum Fennicae - Suomen Tiedeseura ([Suomen Tiedeseura], 1897)

Addisonia : colored illustrations and popular descriptions of plants - New York Botanical Garden (New York Botanical Garden)

An address on the botany of the United States, delivered before the Society for the Promotion of Useful Arts. To which is added A catalogue of plants indigenous to the state of New York - Green, Jacob, 1722 -1790 (Printed by Websters and Skinners, 1814)

Age and area; a study in geographical distribution and origin of species - Willis, J. C. (John Christopher), 1868 -1958 (The University press, 1922)

Age and area; a study in geographical distribution and origin of species - Willis, J. C. (John Christopher), 1868 -1958 (The University Press, 1922)

Agricultural index - H.W. Wilson Company. (H. W. Wilson Co, 1916)

A.J. Downing and John Torrey correspondence, 1833-1847 - Downing, A. J. (Andrew Jackson), 1815 -1852 (1833)

Album der Natuur - Vries, Hugo de, 1848 -1935 (1854)

Album der Natuur - Vries, Hugo de, 1848 -1935 (1874)

Album der Natuur - Vries, Hugo de, 1848 -1935 (1903)

Allgemeine biologie - Kammerer, Paul, 1880 -1926 (Deutsche Verlagsanstalt, 1915)

Allgemeine Biologie - Johannsen, W. (Wilhelm), 1857 -1927 (Teubner, 1915)

Allgemeine botanische Zeitschrift für Systematik, Floristik, Pflanzengeographie etc - Kneucker, Johann Andreas, 1862 -1946 (J.J. Reiff, 1910)

Allgemeine einleitung in die Naturgeschichte - Leuckart, F. S. (Friedrich Sigismund), 1794 -1843 (E. Schweizerbart, 1832)

Allgemeine Fischerei-Zeitung (Landesfischereiverband Bayern [etc.], 1889)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1834)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1835)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1836)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1840)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1844)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1845)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1847)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1848)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1849)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1850)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1851)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1852)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1853)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1854)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1855)

Allgemeine Gartenzeitung - Otto, Friedrich, 1783 -1856 (1856)

Allgemeine naturgeschichte, als Philosophische und Humanitätswissenschaft für Naturforscher, Philosophen und das Hoher gebildete Publikum - Perty, Maximilian, 1804 -1884 (C. Fischer, 1838)

Allgemeine Naturgeschichte für alle Stände - Oken, Lorenz, 1779 -1851 (Hoffman'sche Verlags-Buchhandlung, 1839)

Allgemeine Naturgeschichte für alle Stände - Oken, Lorenz, 1779 -1851 (Hoffman'sche Verlags-Buchhandlung, 1841)

Allgemeine Naturgeschichte für alle Stände - Oken, Lorenz, 1779 -1851 (Hoffman'sche Verlags-Buchhandlung, 1842)

Allgemeines Polyglotten-Lexicon der Naturgeschichte mit erklaerenden Anmerkungen - Nemnich, Philipp Andreas, 1764 -1822 (Nemnich, 1793)

The Alumni journal - College of Pharmacy of the City of New York. Alumni Association. (Alumni Association of the College of Pharmacy of the City of New York, 1894)

America's garden legacy : a taste for pleasure - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1978)

The American botanist : a monthly journal for the plant lover - Clute, Willard Nelson, 1869 -1950 (Willard N. Clute & Co, 1907)

American botany, 1873-1892; decades of transition - Rodgers, Andrew Denny, 1900 -1981 (Princeton University Press, 1914)

American conchologist : quarterly bulletin of the Conchologists of America, Inc - Conchologists of America. (Lipps-National Press, 2014)

The American farmer's encyclopedia : embracing all the recent discoveries in agricultural chemistry, and the use of mineral, vegetable and animal manures, with descriptions and figures of American insects, injurious to vegetation. Being a complete guide for the cultivation of every variety of garden and field crops. Illustrated by numerous engravings of grasses, grains, animals, implements, insects, etc - Emerson, G. (Gouverneur), 1796 -1874 (A.O. Moore, Agricultural Book Publisher, 1858)

American fern journal - American Fern Society. (American Fern Society, 1970)

The American florist : a weekly journal for the trade - American Florists Company. (American Florist Company, 1900)

American flower-garden directory... - Buist, Robert, 1805 -1880 (1852)

American flower-garden directory : containing practical directions for the culture of plants in the flower-garden, hot-house, green-house, rooms, or parlour windows ... - Buist, Robert, 1805 -1880 (Orange Judd, 1854)

American flower-garden directory: containing practical directions for the culture of plants in the flower-garden, hot-house, green-house, rooms, or parlor windows, for every month in the year - Buist, Robert, 1805 -1880 (A. Hart, late Carey and Hart, 1851)

The American Gardener's calendar; adapted to the climate & seasons of the United States, etc - MACMAHON, Bernard, of Philadelphia. (1819)

The American gardener's calendar; : adapted to the climate and seasons of the United States. : Containing a complete account of all the work necessary to be done in the kitchen-garden, fruit-garden, orchard, vineyard, nursery, pleasure - M'Mahon, Bernard, 1775? -1816 (Published by T.P. M'Mahon, no. 13, South Second Street. William Fry, printer, 1828)

The American gardener's calendar; : adapted to the climate and seasons of the United States. : Containing a complete account of all the work necessary to be done in the kitchen-garden, fruit-garden, orchard, vineyard, nursery, pleasure - M'Mahon, Bernard, 1775? -1816 (Published by T.P. M'Mahon, no. 13, South Second Street. William Fry, printer, 1832)

The American gardener's calendar; adapted to the climates and seasons of the United States. Containing a complete account of all the work necessary to be done ... for every month in the year; with ample practical directions for performing the same ... - M'Mahon, Bernard, 1775? -1816 (Printed by B. Graves, no. 40, North Fourth-Street, for the author, 1806)

American homes and gardens (Munn and Co, 1908)

American journal of botany - Botanical Society of America. (Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1916)

American journal of pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1835)

American journal of pharmacy - Philadelphia College Of Pharmacy (Philadelphia College of Pharmacy, 1896)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1916)

American seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pinehurst Nurseries, 1903)

Anales del Museo Nacional de Montevideo - Museo Nacional de Montevideo (El Museo, 1902)

Analogies of organized beings - Hope, F. W. (Frederick William), 1797 -1862 (Printed by S. Collingwood, for the author, 1831)

Anatomisch-physiologische untersuchung der kalksalze und kieselsäure in der pflanze. Ein beitrag zur kenntnis der mineralstoffe im lebenden pflanzenkörper - Kohl, F. G. (Friedrich Georg), 1855 -1910 (N. G. Elwert, 1889)

Anfangsgründe der Naturgeschichte - Leske, Nathanael Gottfried, 1751 -1786 (Bei Siegfried Lebrecht Crusius, 1784)

Angewandte Pflanzenanatomie : ein Handbuch zur Studium des anatomischen Baues der in der Pharmacie, den Gewerben, der Landwirthschaft und dem Haushalte benutzten pflanzlichen Rohstoffe - Tschirch, A. (Alexander), 1856 -1939 (Urban & Schwarzenberg, 1889)

Animal Ecology - Kendeigh, S. Charles (Samuel Charles), 1904 -1986 (Prentice-Hall, 1961)

Animal life as affected by the natural conditions of existence - Semper, C. (Carl), 1832 -1893 (D. Appleton, 1881)

Anleitung zum Studium der Botanik; oder, Grundriss dieser Wissenschaft ... - Candolle, Alphonse de, 1806 -1893 (K. F. Köhler, 1838)

Anleitung zur gemeinnüzlichen Kenntniss der Holzpflanzen : denjenigen Forstbedienten gewidmet, welche sich zu den obern Stellen brauchbar machen wollen - Werneck, Ludwig Friedrich Franz, Freiherr von. (Im Verlag der Jägerischen, 1791)

Anleitung zur Kenntniss der natürlichen Familien der Phanerogamen : ein Leitfaden zum Gebrauch bei Vorlesungen und zum Studium der speciellen Botanik - Schmidt, Johann Anton, 1823 -1905 (Schweizerbart, 1865)

Annales botanices systematicae - Walpers, Wilhelm Gerhard, 1816 -1853 (Sumtibus F. Hofmeister, 1848)

Annales de la Société botanique de Lyon - Société botanique de Lyon. (Henri Georg, 1898)

Annales de la Société Linneenne de Maine-et-Loire - Société Linneenne de Maine-et-Loire. (1870)

Annales historico-naturales Musei Nationalis Hungarici - Horváth, Géza, 1847 -1937 (1907)

Annali del Museo civico di storia naturale Giacomo Doria - Museo civico di storia naturale Giacomo Doria (Genoa, Italy) (Stab. tipo-litografico P. Pellas Fu L, 1926)

Annali del Museo civico di storia naturale Giacomo Doria - Museo civico di storia naturale Giacomo Doria (Genoa, Italy) (Stab. tipo-litografico P. Pellas Fu L, 1921)

Annali di botanica - Università degli studi di Roma "La Sapienza". Dipartimento di biologia vegetale. (Tipografia F. Failli [etc.], 1907)

Annali di storia naturale (1829)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1887)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1888)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1889)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1893)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1896)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1903)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1905)

Annals of botany - Balfour, Isaac Bayley, 1853 -1922 (Academic Press [etc.], 1909)