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Geschichte der Botanik - Winckler, Emil (Literarische Anstalt, 1854)

Die Geschichte der Natur : als zweite gänzlich umgearbeitete Auflage der allgemeinen Naturgeschichte - Schubert, Gotthilf Heinrich von, 1780 -1860 (Bei J.J. Palm und Ernst Enke, 1836)

Geschichte der Urwelt : mit besonderer Berücksichtigung der Menschenrassen und des mosaischen Schöpfungsberichtes / von Andreas Wagner - Wagner, J. A. (Johann Andreas), ‏ 1797 -1861 (L. Voss, 1858)

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Global Biodiversity: status of the Earth's living resources (1992)

A glossary of botanic terms, with their derivation and accent - Jackson, Benjamin Daydon, 1846 -1927 (Duckworth, 1905)

A glossary of botanic terms, with their derivation and accent - Jackson, Benjamin Daydon, 1846 -1927 (Duckworth, 1900)

A glossary of botanic terms, with their derivation and accent - Jackson, Benjamin Daydon, 1846 -1927 (Duckworth & Co, 1905)

A glossary of botanic terms with their derivation and accent - Jackson, Benjamin Daydon, 1846 -1927 (Duckworth, 1928)

G.R. Vasey's 1889 collections - Piper, Charles V. (Charles Vancouver), 1867 -1926 (1936)

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Grand Rapids flora: a catalogue of the flowering plants and ferns growing without cultivation in the vicinity of Grand Rapids, Michigan - Cole, Emma Jane, 1845 -1910 (A. Van Dort, 1901)

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Gray's Lessons in botany and vegetable physiology : illustrated by over 360 wood engravings from original drawings by Isaac Sprague : to which is added a copious glossary, or dictionary of botanical terms - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor & Co, 1877)

Gray's new manual of botany (7th ed.–illustrated) A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada - Robinson, Benjamin Lincoln, 1864 -1935 (American book company, 1908)

Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada - Robinson, Benjamin Lincoln, 1864 -1935 (American Book Co, 1908)

Gray's new manual of botany : a handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada - Robinson, Benjamin Lincoln, 1864 -1935 (American Book Company, 1908)

Gray's new manual of botany, a handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada - Robinson, Benjamin Lincoln, 1864 -1935 (American Book Co, 1908)

Gray's school and field book of botany : consisting of "Lessons in botany" and "Field, forest, and garden botany" : bound in one volume - Gray, Asa, 1810 -1888 (American Book Co, 1895)

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The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1980)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1981)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1983)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1984)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1985)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1986)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1988)

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The Great Lakes botanist : a journal of North American botany - Michigan Botanical Club, (Michigan Botanical Club, 2017)

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The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1985)

Grevillea - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Williams and Norgate, 1893)

Gründzuge der Botanik; Repetitorium für Studierende der Naturwissenschaften und Medicin und Lehrbuch für politechnische, land- und forstwirtschaftliche Lehranstalten - Luerssen, Christian, 1843 -1916 (1877)

Grundriss der Kryptogamen-Kunde - Körber, Gustav Wilhelm, 1817 -1885 (Ed. Trewendt, 1848)

Grundriss der Versteinerungskunde / von Hanns Bruno Geinitz - Geinitz, Hanns Bruno, 1814 -1900 (Arnoldischen Buchhandlung, 1845)

Grundzüge der wissenschaftlichen Botanik : nebst einer methodologischen Einleitung als Anleitung zum Studium der Pflanze - Schleiden, M. J. (Matthias Jacob), 1804 -1881 (Verlag von Wilhelm Engelmann, 1842)

guang xi zhong yao zhi - guang xi tong zu zi zhi qu wei sheng ting bian (guang zi tong zu zi zhi qu ren min chu ban she, 1959)

guang zhou zhi wu jian suo biao - Hou, Kuanzhao 侯宽昭 (ke xue chu ban she, 1957)

guang zhou zhi wu zhi - Hou, Kuanzhao 侯宽昭 (ke xue chu ban she)

gui zhou jue lei zhi wu zhi 贵州蕨类植物志 - Wang, Peishan & Wang Xiaoying 王培善，王筱英 (gui zhou ke ji chu ban she贵州科技出版社, 2001)

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Guide to the literature of botany. Being a classified selection of botanical works, including nearly 6000 titles not given in Pritzel's 'Thesaurus.' - Jackson, Benjamin Daydon, 1846 -1927 (Pub. for the Index society, by Longmans, Green & co, 1881)

Guide to the literature of botany. Being a classified selection of botanical works, including nearly 6000 titles not given in Pritzel's 'Thesaurus.' - Jackson, Benjamin Daydon, 1846 -1927 (Pub. for the Index society, by Longmans, Green & Co, 1881)

A guide to the natural history of the Isle of Wight : a series of contributions by specialists relating to the various branches of natural history and kindred subjects - Morey, Frank, 1858 -1925 (The County Press, 1909)

A guide to the poisonous plants and weed seeds of Canada and the northern United States - Sifton, Harold Boyd (University of Toronto Press, 1922)

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A handbook of cryptogamic botany - Bennett, Alfred W. (Alfred William), 1833 -1902 (Longmans, Green, 1889)

A handbook of systematic botany - Warming, Eugenius, 1841 -1924 (Macmillan & Co, 1895)

A handbook of systematic botany - Warming, Eugenius, 1841 -1924 (Swan, 1904)

Handbook of the British flora; a description of the flowering plants and ferns indigenous to, or naturalized in, the British Isles - Bentham, George, 1800 -1884 (L. Reeve, 1865)

Handbook of the British flora; a description of the flowering plants and ferns indigenous to, or naturalized in, the British Isles - Bentham, George, 1800 -1884 (L. Reeve, 1858)

Handbook of the British flora: a description of the flowering plants and ferns indigenous to, or naturalised in the British Isles. For the use of beginners and amateurs - Bentham, George, 1800 -1884 (L. Reeve, 1908)

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Handbook of the flora of Philadelphia and vicinity, containing data relating to the plants within the following radius: eastern Pennsylvania; all of New Jersey except the northern counties; and New Castle County, Delaware, with keys for identification of species - Brown, Stewardson, 1867 -1921 (Philadelphia Botanical Club, 1905)

A handbook of the geography and natural history of the province of Nova Scotia for the use of schools, families, and travellers - Dawson, J. W., (John William), 1820 -1899 (M'Pherson, 1863)

Handbuch der allgemeinen Botanik - Müller, Nicolaus Jacob Carl, 1843? -1901 (C. Winter's UniversitMatsbuchhandlung, 1880)

Handbuch der Botanik - Schenk, A. (August), 1815 -1891 (E. Trewendt, 1879)

Handbuch der botanischen terminologie und systemkunde - Bischoff, Gottlieb Wilhelm, 1797 -1854 (1830)

Handbuch der botanischen Terminologie und Systemkunde - Bischoff, Gottlieb Wilhelm, 1797 -1854 (J.L. Schrag, 1830)

Handbuch der Naturgeschichte aller drei Reiche, fur Lehrer and Lernende, fur Schule und Haus - Bromme, Traugott, 1802 -1866 (1850)

Handbuch der palaeontologie - Schimper, Wilhelm-Philippe, 1808 -1880 (R. Oldenbourg, 1890)

Handbuch der Petrefaktenkunde - Quenstedt, Fr. Aug. von (Friedrich August), 1809 -1889 (H. Laupp, 1885)

Handbuch der systematischen botanik, mit besonderer berücksichtigung der arzneipflanzen. Bd. 1 - Luerssen, Christian, 1843 -1916 (H. Haessel, 1879)

Handbuch des natürlichen Pflanzensystems nach allen seinen Classen, Ordnungen und Familien : nebst naturgemässer Gruppirung der Gattungen, oder Stamm und Verzweigung des Gewächsreiches : enthaltend eine vollständige Charakteristik und Ausführung der natürlichen Verwandtschaften der Pflanzen in ihrer Richtung aus der Metamorphose und geognostischen Verbreitung, wie die fortgebildete Zeit deren Anschauung fordert - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (Arnold, 1850)