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

Guide to the study of common plants - Spalding, Volney M. (Volney Morgan), 1849 -1918 (Heath & co, 1893)

Guide to the study of common plants. An introduction to botany - Spalding, Volney M. (Volney Morgan), 1849 -1918 (D. C. Heath, 1895)

Guide to the study of common plants : an introduction to botany - Spalding, Volney M. (Volney Morgan), 1849 -1918 (D.C. Heath & Co, 1894)

Guidelines for coordinated management of noxious weeds in the Greater Yellowstone Area - United States. National Park Service. (Greater Yellowstone Coordination Committee, 1990)

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)

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)

The gypsy moth. Porthetria dispar (Linn.). A report of the work of destroying the insect in the commonwealth of Massachusetts, together with an account of its history and habits both in Massachusetts and Europe - Fernald, C. H. (Charles Henry), 1838 -1921 (Wright & Potter Printing Co, 1896)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1895)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1898)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1899)

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

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

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

Habitat selection by Columbian sharp-tailed grouse in west-central Idaho - United States. Bureau of Land Management. (U.S. Department of the Interior, Bureau of Land Management, Boise District, 1987)

Haliburton flora : an annotated list of the vascular plants of the County of Haliburton, Ontario - Royal Ontario Museum. (Royal Ontario Museum, 1991)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1868)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1878)

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

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 of British fungi : with full descriptions of all the species, and illustrations of the genera - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Macmillan, 1871)

Handbook of British fungi : with full descriptions of all the species, and illustrations of the genera - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Macmillan and Co, 1871)

Handbook of British fungi, with full descriptions of all the species, and illustrations of the genera - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Macmillan and co, 1871)

Handbook of experiment station work - United States. Office of Experiment Stations. (Gov't print. off, 1893)

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, 1908)

Handbook of plant morphology, being the Handbook of plant dissection - Caldwell, Otis W. (Otis William), 1869 -1947 (Holt, 1904)

Handbook of plant morphology; being the Handbook of plant dissection - Coulter, John Merle, 1851 -1928 (H. Holt and Company, 1904)

Handbook of plants - Henderson, Peter, 1822 -1890 (P. Henderson, 1881)

Handbook of plants and general horticulture - Henderson, Peter. (1890)

Handbook of practical botany for the botanical laboratory and private student - Strasburger, Eduard, 1844 -1912 (Swan Sonnenschein, 1900)

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. 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 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 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 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 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 & 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)

Handbook of the wild and cultivated flowering plants, by Chester Arthur Darling... - Darling, Chester Arthur. (The Mason-Henry press, 1912)

Handbook to Bath; prepared on the occasion of the visit of the British Association, 1888 - British Association for the Advancement of Science. (I. Pitman and Sons, 1888)

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 biochemischen Arbeitsmethoden - Abderhalden, Emil, 1877 -1950 (Urban & Schwarzenberg, 1910)

Handbuch der biochemischen arbeitsmethoden - Abderhalden, Emil, 1877 -1950 (Urban & Schwarzenberg, 1910)

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

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 Experimental-Physiologie der Pflanzen : Untersuchungen uber die allgemeinen Lebensbedingungen der Pflanzen und die Functionen ihrer Organe - Sachs, Julius, 1832 -1897 (Wilhelm Engelmann, 1865)

Handbuch der Experimental-Physiologie der Pflanzen : Untersuchungen über die allgemeinen Lebensbedingungen der Pflanzen und die Functionen ihrer Organe - Sachs, Julius, 1832 -1897 (W. Engelmann, 1865)

Handbuch der Naturbeschreibung zum Schul- und Privatunterrichte - Tetzner, Wilhelm. (Im Verlage der Hahnschen Hofbuchhandlung, 1826)

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

Handbuch der Naturgeschichte. Zum Gebrauch bei vorlesungen - Burmeister, Hermann, 1807 -1892 (Verlag von Theod. Chr. Friedr. Enslin, 1836)

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

Handbuch der Petrefactenkunde : eine Beschreibung aller bis jetzt bekannten Versteinerungen aus dem Thier- und Pflanzenreiche / von Friedrich Holl ; Mit einer Einleitung über die Vorwelt der organischen Wesen auf der Erde, von Ludwig Choulant - Holl, Friedrich. (Ernst'schen Buchhandlung, 1843)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1928)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1913)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1932)

Handbuch der Pflanzenkrankheiten - Sorauer, Paul, 1839 -1916 (P. Parey, 1921)