Die geographische Verbreitung der Schmetterlinge Deutschlands und der Schweiz. Nebst Untersuchungen über die geographischen Verhältnisse der Lepidopterenfauna dieser Länder überhaupt - Speyer, Adolf, 1812 -1892 (W. Englemann, 1858)

The geological and natural history survey of Minnesota : the twelfth annual report for the year 1883 - Winchell, N. H. 1839 -1914 (Johnson, Smith & Harrison, 1884)

Georg. Rudol. Boehmeri ... Flora Lipsiae indigena - Böhmer, Georg Rudolf, 1723 -1803 (Apud J. Gothofred Dyckium, 1750)

George Engelmann : Printed works - Engelmann, George, 1809 -1884 (1863)

Die Geschichte der Natur : als zweite gÃ¤nzlich umgearbeitete Auflage der allgemeinen Naturgeschichte - Schubert, Gotthilf Heinrich von, 1780 -1860 (J.J. Palm und E. Enke, 1835)

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)

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, 1837)

Geschichte des Pflanzenreichs - Voigt, F. S. (Friedrich Siegmund), 1781 -1850 (F. Mauke, 1850)

Die Geschlechter-Vertheilung bei den Pflanzen - Hildebrand, Friedrich. (Wilhelm Engelmann, 1867)

Getreue Darstellung und Beschreibung der in der Arzneykunde gebräuchlichen Gewächse, wie auch Solcher, welche mit ihnen Verwechselt werden Können - Ratzeburg, Julius Theodor Christian, 1801 -1871 (Auf Kosten Verfassers, 1805)

I giardini : giornale d'orticoltura - Società orticola di Lombardia. (Tipografia e Litografia degli ingegneri, 1855)

Giornale Arcadico di Scienze / Lettere ed Arti (1820)

Giornale di scienze naturali ed economiche - Istituto tecnico di Palermo. (Istituto tecnico di Palermo, 1884)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1892)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1901)

Glasnik Hrvatskoga prirodoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1908, 1909)

Glasnik Hrvatskoga prirodoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1908, 1913)

Glasnik Hrvatskoga prirodoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1908, 1916)

A grammar of botany : illustrative of artificial, as well as natural classification: with an explanation of Jussieu's system - Smith, James Edward, 1759 -1828 (Longman, Ree, Orme, Brown, and Green, 1826)

A grammar of botany, illustrative of artificial, as well as natural, classification with an explanation of Jussieu's system - Smith, James Edward, 1759 -1828 (Longman, 1821)

A grammar of botany illustrative of artificial, as well as natural, classification, with an explanation of Jussieu's system - Smith, James Edward, 1759 -1828 (printed for Longman, Hurst, Rees, Orme, and Brown, 1821)

Gray's lessons in botany and vegetable physiology - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor & co, 1868)

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 lessons in botany and vegetable physiology : illustrated by over 360 wood engravings, from original drawings - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor & Co, 1881)

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)

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 Company, 1895)

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, 1887)

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 company, 1901)

Great Basin naturalist memoirs - Brigham Young University. (Brigham Young University, 1987)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1996)

Grondbeginselen der natuurkundige wetenschappen - Duméril, C. (Constant), 1774 -1860 (Sterk, 1842)

Das grosse illustrirte Kräuter-Buch : eine ausführliche Beschreibung aller Pflanzen, mit genauer Augabe ihres Gebrauchs, Nutzens und ihrer Wirkung in der Arzneikunde - Mueller, Ferdinand von, 1825 -1896 (J. Ebner, 1860)

Die Grossschmetterlinge der Erde : eine systematische Bearbeitung der bis jetzt bekannten Grossschmetterlinge - Seitz, Adalbert, 1860 -1938 (Verlag des Seitzschen Werkes (Alfred Kernen), 1914)

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

Grundiss der Naturgeschichte : Für Gymnasien und höhere Bürgerschulen - Burmeister, Hermann, 1807 -1892 (bei G. Reimer, 1836)

Grundlehren der Kräuterkunde = Elementa philosophiae botanicae - Link, Heinrich Friedrich, 1767 -1851 (Haude & Spenersche, 1837)

Grundriss der Kräuterkunde zu Vorlesungen - Willdenow, Karl Ludwig, 1765 -1812 (Bei Haude und Spener, 1792)

Grundriss der Kräuterkunde zu Vorlesungen entworfen - Willdenow, Karl Ludwig, 1765 -1812 (Mit v. Ghelenschen Schriften, 1799)

Grundzüge der pflanzenverbreitung auf der Iberischen halbinsel - Willkomm, Moritz, 1821 -1895 (W. Engelmann, 1896)

Grundzüge der Pflanzenverbreitung auf der iberischen Halbinsel - Willkomm, Moritz, 1821 -1895 (W. Engelmann, 1896)

Grundzüge der Pflanzenverbreitung in den Kaukasusländern von der unteren Wolga über den Manytsch-Scheider bis zur Scheitelfläche Hocharmeniens - Radde, Gustav, 1831 -1903 (W. Engelmann, 1899)

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)

Grundzüge der wissenschaftlichen Botanik, nebst einer methodologischen Einleitung also Anleitung zum Studium der Pflanze - Schleiden, M. J. (Matthias Jacob), 1804 -1881 (W. Engelmann, 1861)

Guide du botaniste dans les environs de Maestricht; ou, Indication des phanérogames et des cryptogames vasculaires croissant spontanément dans ces environs - Dumoulin, L. J. G. (C. Hollman, 1868)

Guide du botaniste dans le canton de Fribourg : contribution à l'étude de la flore suisse - Castella, François, 1850 -1913 (Librairie de l'Université, 1891)

Guide du botaniste dans le canton de Vaud : comprenant en outre le bassin de Genève et le cours inférieur du Rhone en Valais - Rapin, D. (Daniel), 1799 -1882 (J. Cherbuliez, 1862)

Guide du botaniste en Valais - Rion, chanoine (Alphonse), 1809 -1856 (A. Galerini, 1872)

Le guide du botaniste herborisant : conseils sur la récolte des plantes, la préparation des herbiers, l'exploration des stations de plantes phanérogames et cryptogames et les herborisations ... - Verlot, Bernard, 1836 -1897 (J. B. Baillière, 1865)

Guide to the autumn flowers of Minnesota, field and garden - Clements, Frederic E. (Frederic Edward), 1874 -1945 (University of Minnesota, 1913)

Guide to the Economic Museum of the New York Botanical Garden - Rusby, Henry Hurd, 1855 -1940 (1921)

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)

Gulielmi Hudsoni, Regiae Societatis Socii et Pharmacopaei Londinensis, Flora anglica : exhibens plantas per regnum Britanniæ sponte crescentes, distributas secundum systema sexuale : cum differentiis specierum, synonymis auctorum, nominibus incolarum, solo locorum, tempore florendi, officinalibus pharmacopæorum - Hudson, William, 1730? -1793 (Printed for R. Faulder [and 9 others], 1798)

Gulielmi Hudsoni, Regiae Societatis Socii et Pharmacopaei Londinensis, Flora anglica : exhibens plantas per regnum angliae sponte crescentes, distributas secundum systema sexuale : cum differentiis specierum, synonymis autorum, nominibus incolarum, solo locorum, tempore florendi, officinalibus pharmacopaeorum - Hudson, William, 1730? -1793 (Impensis auctoris, 1762)

Haandbog i den danske flora - Lange, Joh., 1818 -1898 (C.A. Reitzel, 1851)

Haandbog i den danske flora - Lange, Joh., 1818 -1898 (C.A. Reitzels forlag, 1864)

Haandbog i den danske flora - Lange, Joh., 1818 -1898 (C.A. Reitzels forlag, 1856)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1875)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1887)

Hamburgisches Magazin, oder, Gesammlete Schriften, aus der Naturforschung und den angenehmen Wissenschaften überhaupt (G.C. Grund, 1752)

Hampstead Hill : its structure, materials and sculpturing - Lobley, James Logan, 1834 -1913 (Roper and Drowley, 1889)

Hand-book of Indian flora; being a guide to all the flowering plants hitherto described as indigenous to the continent of India - Drury, Herber, 1819 -1872 (Trabancore Sircar Press, 1869)

A hand-book to the flora of Ceylon : containing descriptions of all the species of flowering plants indigenous to the island, and notes on their history, distribution, and uses : with an atlas of plates illustrating some of the more interesting species - Hooker, Joseph Dalton, 1817 -1911 (Dulau, 1893)

Hand-list of herbaceous plants cultivated in the Royal Botanic Gardens (Printed for H. M. Stationery Off. by Darling, 1902)

Handbok i Skandinaviens flora : innefattande sveriges och norges växter, till och med mossorna - Hartman, Carl Johan, 1790 -1849 (Z. Haeggström, 1864)

Handbook and price list : rare and interesting plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southern California Acclimatizing Association, 1911)

A handbook of British lepidoptera - Meyrick, Edward, 1854 -1938 (Maomillan, 1895)

Handbook of flower pollination : based upon Hermann Müller's work ʻThe fertilisation of flowers by insectsʼ - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work 'The fertilisation of flowers by insects' - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1906)

Handbook of flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1909)

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 : for the use of beginners and amateurs - Hooker, Joseph Dalton, 1817 -1911 (L. Reeves, 1887)

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 (Reeve, 1858)

Handbook of the British flora: a description of the flowering plants and ferns indigenous to, or naturalised in, the British Isles - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve & co, 1892)

Handbook of the British flora, a description of the flowering plants and ferns indigenous to or naturalised in the British Isles. For use of beginners and amateurs - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve & co, 1900)

Handbook of the British flora; a description of the flowering plants and ferns indigenous to, or naturalized in the British Isles. For the use of beginners and amateurs - 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 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. For the use of beginners and amateurs. By George Bentham - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve & Co, 1920)

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)

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 & Co., ltd, 1918)

A handbook of the flora of extratropical South Australia, containing the flowering plants and ferns - Tate, Ralph, 1840 -1901 (Education department, 1890)

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)

Handbook of the New Zealand flora : a systematic description of the native plants of New Zealand and the Chatham, Kermadec's, Lord Auckland's, and Macquarrie's islands - Hooker, Joseph Dalton, 1817 -1911 (Reeve & Co, 1867)

Handbook of the Torquay flora; comprising the flowering plants and ferns growing in and around Torquay, with their respective habitats - Stewart, Robert, M.R.C.S. (E. Croydon, Royal Library, 1860)

A handbook to plants in Victoria - Willis, J. H. (James Hamlyn), 1910 -1995 (Melbourne University Press, 1972)

A handbook to the flora of Natal - Wood, John Medley, 1827 -1915 (Bennett & Davis, Printers, 1907)

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

Handbuch der Blütenbiologie, unter Zugrundelegung von Herman Müllers Werk: "Die Befruchtung der Blumen durch Insekten." - Knuth, Paul, 1854 -1899 (W. Engelmann, 1898)

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