The Flowering plants of South Africa (J.L. van Schaik Ltd, 1929)

The flowering plants of Western India - Nairne, Alexander Kyd. (W. H. Allen, 1894)

Flowers and insects; lists of visitors of four hundred and fifty-three flowers - Robertson, Charles, 1858 -1935 (n.p, 1928)

A forest flora of Chota Nagpur including Gangpur and the Santal-Parganahs - Haines, Henry Haselfoot, 1867 -1943 (Bishen Singh Mahendra Pal Singh, 1910)

Die Forschungsreise S. M. S. "Gazelle" in den Jahren 1874 bis 1876 : unter Kommando des Kapitän See Freiherrn von Schleinitz - Hydrographischen Amt des Reichs-Marine-Amts. (E. S. Mittler und Sohn, 1889)

The freshwater swamp-forest of South Johore and Singapore - Corner, E. J. H. (Edred John Henry) (Botanic Gardens, Parks & Recreation Dept, 1978)

The fungi - Wolf, Frederick A. (Frederick Adolph), 1885 - (J. Wiley, 1947)

Die gallen der pflanzen, ein lehrbuch für botaniker und entomologen - Küster, Ernst, 1874 -1953 (S. Hirzel, 1911)

A garden flora; trees and flowers grown in the gardens at Nymans - Messel, L. ("Country life", 1918)

Garden flowers; how to cultivate them. A treatise on the culture of hardy ornamental trees, shrubs, annuals, herbaceous and bedding plants - Rand, Edward Sprague, Jr., 1834 -1897 (J. E. Tilton and company, 1866)

Garden flowers: how to cultivate them. A treatise on the culture of hardy ornamental trees, shrubs, annuals, herbaceous and bedding plants - Rand, Edward Sprague, Jr., 1834 -1897 (J. E. Tilton and Company, 1866)

Garden work, planting etc - Botanic Gardens (Singapore) (1933)

The Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1914)

The Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1919)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1977)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1981)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1982)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1983)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1987)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1992)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1993)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1994)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1995)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1997)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1998)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 1999)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 2003)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 2005)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 2006)

The Gardens' bulletin, Singapore (Govt. Print. Off. [etc.], 2012)

The Gardens' bulletin; Straits Settlements (Botanic Gardens, Singapore, 1930)

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Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1853)

Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1860)

Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1866)

Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1880)

Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1887)

Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1893)

Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1894)

Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1896)

Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1898)

Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1899)

Gartenflora - Deutsche Gartenbau-Gesellschaft. (F. Enke, 1902)

Die Gartenwelt - Hesdörffer, Max, 1863 -1920 (G. Schmidt, 1911)

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Genera siphonogamarum ad systema Englerianum conscripta - Harms, Hermann, 1870 -1942 (G. Engelmann, 1900)

General botany for universities and colleges - Densmore, Hiram D. (Hiram Delos), 1862 - (Ginn and Company, 1920)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1969)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1971)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1976)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1977)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1978)

General embryological information service - Hubrecht-Laboratorium (Embryologisch Instituut) (Hubrecht Laboratory, 1979)

General systematic bacteriology; history, nomenclature, groups of bacteria - Buchanan, Robert Earle, 1883 -1973 (Williams & Wilkins Company, 1925)

Geographical guide to floras of the world : an annotated list with special reference to useful plants and common plant names : Part 1. Africa, Australia, North America, South America, and islands of Atlantic, Pacific, and Indian oceans / by S.F. Blake and Alice C. Atwood - Blake, S. F. (Sidney Fay), 1892 -1959 (U.S. Dept. of Agriculture, 1942)

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

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)

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)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1978)

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, 1985)

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

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The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1967)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1969)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1978)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1981)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1983)

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

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 chang jian jing ji zhi wu - Zhongguo zhi wu xue hui guang zhou fen hui (中国植物学会广州分会编)

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)

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)

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)

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

A guide to the wild flowers east of the Mississippi and north of Virginia - Taylor, Norman, 1883 -1967 (Greenberg, 1928)

Gulf research reports - Gulf Coast Research Laboratory (Ocean Springs, Miss.) (Gulf Coast Research Laboratory, 1962)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1864)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1884)

Hand-list of bulbs and tubers : July, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hocker Edge Gardens, 1936)

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

Hand-list of tender momocotyledons, excluding Orchideae, cultivated in the Royal Gardens, Kew - Royal Botanic Gardens, Kew. (Printed for H. M. S. O., by Eyre and Spottiswoode, 1897)

Hand-list of tender monocotyledons, excluding Orchideae, cultivated in the Royal Gardens, Kew. 1897 - Royal Botanic Gardens, Kew. (Printed for H.M. Stationery Off. by Eyre and Spottiswoode, 1897)

Handbook and catalog of pot grown rock plants for 1950 and 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mayfair Nurseries, 1950)

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 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)