Guide to the insects of Connecticut - Wheeler, William Morton, 1865 -1937 (Printed for The State Geological and Natural History Survey, 1942)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1859)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1867)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1871)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1873)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1883)

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

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1888)

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, 1864)

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)

The handbook of horticulture and viticulture of Western Australia - Western Australia. Department of Agriculture (W. A. Watson, government printer, 1902)

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

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

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 collection illustrative of the wild silks of India, in the Indian section of the South Kensington Museum, with a catalogue of the collection and numerous illustrations - South Kensington Museum (Printed by G.E. Eyre and W. Spottiswoode, for H.M. Stationery Off, 1881)

A handbook of tropical gardening and planting, with special reference to Ceylon - Macmillan, Hugh Fraser. (1914)

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

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

Handbuch der Forstwissenschaft - Lorey, Tuisko von, 1845 -1901 (H. Laupp, 1912)

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 pathogenen Protozoen - Prowazek, S. von Stanislaus, 1875 -1915 (Johann Ambrosius Barth, 1912)

Handbuch der pathogenen Protozoen - Prowazek, S. von Stanislaus, 1875 -1915 (J. A. Barth, 1912)

Handbuch der pflanzenkrankheiten begründet - Lindau, Gustav, 1866 -1923 (P. Parey, 1921)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1925)

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

Handbuch der Pharmakognosie - Remy, E. (C. H. Tauchnitz, 1909)

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

Handbuch zur Erkennung der nutzbarsten und am häufigsten vorkommenden Gewächse - Link, Heinrich Friedrich, 1767 -1851 (Spenerschen Buchhandlung, 1831)

Handleiding tot de kennis der flora van Nederlandsch Indië : Beschrijving van de families en geslachten der Nederl. Indische phanerogamen - Boerlage, Jacob Gijsbert, 1849 -1900 (E.J. Brill, 1900)

Handwörterbuch der Pharmakognosie des Pflanzenreichs - Wittstein, Georg Christian, 1810 -1887 (E. Trewendt, 1882)

Handwörterbuch der naturwissenschaften - Verworn, Max, 1863 -1921 (G. Fischer, 1912)

Hardy herbaceous & Alpine plants : wholesale catalog, Spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1928)

Harmsworth's Universal encyclopedia - Hammerton, John Alexander, Sir, 1871 -1949 (Educational Bk. Co, 1900)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1906)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1917)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1922)

Hedwigia (Verlag und Druck von C. Heinrich, 1909)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & Co, 1890)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & Co, 1910)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & company, 1910)

Henderson's Handbook of plants - Henderson, Peter, 1822 -1890 (P. Henderson & Co, 1881)

Herbal cosmetics in ancient India with a treatise on planta cosmetica - Bole, P. V. (Pritamial Vijoyshanker) (Bharatiya Vidya Bhavan, 1997)

Das Herbarienbuch : Erklärung des natürlichen Pflanzensystems, systematische Aufzählung, Synonymik und Register der bis jetzt bekannten Pflanzengattungen ... = Repertorium herbarii, sive, Nomenclator generum plantarum systematicus synonymicus et alphabeticus ad usum practicum accommodatus ... - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (In der Arnoldischen Buchh, 1841)

Herbarium Pedemontanum; juxta methodum naturalem dispositum, additis nonnullis stirpibus exoticis ad universos ejusdem methodi ordines exhibendos - Colla, Luigi, 1766 -1848 (Ex Typis Regis, 1833)

Hernandiaceae Meliaceae - Hallé, Nicolas (1988)

Hesperiidae Indicae : being a reprint of descriptions of the Hesperiidae of India, Burma, and Ceylon - Watson, E. Y. (Vest, 1891)

The highlands of central India : notes on their forests and wild tribes, natural history and sports - Forsyth, J. (James), 1838 -1871 (Chapman and Hall, Ltd, 1919)

The highlands of central India : notes on their forests and wild tribes, natural history, and sports - Forsyth, J. (James), 1838 -1871 (Chapman and Hall, 1889)

The highlands of central India : notes on their forests and wild tribes, natural history, and sports - Forsyth, J. (James), 1838 -1871 (Chapman & Hall, 1872)

The highlands of central India; notes on their forests and wild tribes, natural history and sports - Forsyth, J. (James), 1838 -1871 (Chapman & Hall, 1871)

The highlands of central India; notes on their forests and wild tribes, natural history and sports - Forsyth, J. (James), 1838 -1871 (E.P. Dutton & Co, 1920)

Himalayan journals : notes of a naturalist in Bengal, the Sikkim and Nepal Himalayas, the Khasia Mountains, &c - Hooker, Joseph Dalton, 1817 -1911 (John Murray, 1855)

Himalayan journals : or, Notes of a naturalist in Bengal, the Sikkim and Nepal Himalayas, the Khasia mountains, &c - Hooker, Joseph Dalton, 1817 -1911 (Ward, Lock, Bowden, 1891)

Himalayan journals; or, Notes of a naturalist in Bengal, the Sikkim and Nepal Himalayas, the Khasia Mountains, &c - Hooker, Joseph Dalton, 1817 -1911 (J. Murray, 1854)

Histoire des plantes de la Guiane Françoise : rangées suivant la méthode sexuelle, avec plusieurs mémoires sur différens objects intéressans, relatifs à la culture & au commerce de la Guiane Françoise, & une notice des plantes de l'Isle-de-France ... - Aublet, Fusée, 1720 -1778 (P. F. Didot jeune, 1775)

Histoire des plantes - Baillon, H. (Henri), 1827 -1895 (Librairie Hachette, 1877)

Histoire naturelle de Buffon, clasée par ordres, genres et espèces, d'après le système de Linné, avec les caractères génériques et la nomenclature Linnéenne - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (Chez Deterville, 1803)

Histoire naturelle des drogues simples : ou Cours d'histoire naturelle professé a l'École supérieure de pharmacie de Paris - Guibourt, N.-J.-B.-G. (Nicolas Jean Baptiste Gaston), 1790 -1867 (J.-B. Baillière et fils, 1876)

Histoire naturelle des végétaux Phanérogames Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1835)

Histoire naturelle des végétaux Phanérogames Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1848)