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

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1939)

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

Handbuch der Tropenkrankheiten - Mense, Carl Anton, 1861 -1938 (Johann Ambrosius Barth, 1905)

Handbuch der Tropenkrankheiten - Mense, Carl Anton, 1861 -1938 (J. A. Barth, 1914)

Handbuch für botanische Bestimmungsübungen - Niedenzu, Franz, 1857 -1937 (Engelmann, 1895)

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, 1890)

Hedwigia (Verlag und Druck von C. Heinrich, 1875)

Hedwigia (Verlag und Druck von C. Heinrich, 1894)

Hedwigia (Verlag und Druck von C. Heinrich, 1904)

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)

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)

Herbier de l'Amateur de Fleurs (1834)

Herbier de l'Amateur de Fleurs (1835)

Hereditas - Mendelian Society of Lund. (Published by the Mendelian Society of Lund for the Scandinavian Association of Geneticists, 1921)

Heredity - Thomson, J. Arthur (John Arthur), 1861 -1933 (J. Murray, 1912)

Hétérocéres nouveaux de l'amérique du Sud - Dognin, Paul (Impr. Oberthur, 1910)

Hétérocères nouveaux de l'Amérique du Sud - Dognin, Paul (A. Breuer, 1893)

Hétérocères nouveaux de l'Amérique du Sud - Dognin, Paul (A. Breuer, 1913)

Histoire des drogues d'origine végétale - Flückiger, Friedrich A. (Friedrich August), 1828 -1894 (O. Doin, 1878)

Histoire des drogues d'origine vegetale - Flückiger, Friedrich A. (Friedrich August), 1828 -1894 (Octave Doin, 1878)

Histoire des plantes - Baillon, H. (Henri), 1827 -1895 (Librairie Hachette, 1870)

Histoire naturelle des animaux articulés, annelides, crustacés, arachnides, myriapodes et insectes - Castelnau, Francis, comte de, 1812 -1880 (M. Duménil, 1840)

Histoire naturelle des insectes : Orthoptères, Névroptères, Hémiptères, Hyménoptères, Lépidoptères et Diptères - Blanchard, Emile, 1819 -1900 (P. Duménil, 1840)

Histoire naturelle des insectes. Spécies général des lépidoptères - Boisduval, Jean Alphonse, 1801 -1879 (Roret, 1854)

Histoire naturelle des insectes. Spécies général des lépidoptères - Boisduval, Jean Alphonse, 1801 -1879 (Roret, 1857)

Histoire naturelle des végétaux. Phanérogames, Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1834)

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

Histoire naturelle illustrée: les plantes - Faideau, Ferdinand, 1862 -1930? (Larousse, 1922)

Histoire physique, naturelle, et politique de Madagascar - Grandidier, Alfred, 1836 -1921 (Impr. nationale, 1902)

Histoire physique, politique et naturelle de l'ile de Cuba - Sagra, Ramón de la, 1798 -1871 (A. Bertrand, 1845)

Historia fisica, politica y natural de la isla de Cuba - Sagra, Ramón de la, 1798 -1871 (A. Bertrand, 1845)

Historia fisica y politica de Chile segun documentos adquiridos en esta republica durante doce años de residencia en ella y publicada bajo los auspicios del supremo gobierno - Gay, Claudio, 1800 -1873 (En casa del autor, 1844)

Historia fisica y politica de Chile segun documentos adquiridos en esta republica durante doce anos de residencia en ella y publicada bajo los auspicios del supremo gobierno - Gay, Claudio, 1800 -1873 (En casa del autor, 1852)

Historia fisica y politica de Chile segun documentos adquiridos en esta republica durante doce anos de residencia en ella y publicada bajo los auspicios del supremo gobierno - Gay, Claudio, 1800 -1873 (En casa del autor, 1854)

Historia natural, botanica, parte VIII leguminosas - Hoehne, F. C. (Frederico Carlos), 1882 -1959 (Typ. Do Jornal do Commercio, 1919)

A history of British moths - Morris, F. O. (Francis Orpen), 1810 -1893 (John C. Nimmo, 1903)

The history of Bucks County, Pennsylvania : from the discovery of the Delaware to the present time - Davis, W. W. H. (William Watts Hart), 1820 -1910 (Democrat Book and Job Office Print, 1876)

History of Delaware County, Pennsylvania : from the discovery of the territory included within its limit to the present time, with a notice of the geology of the county, and catalogues of its minerals, plants, quadrupeds, and birds, written under the direction and appointment of the Delaware County Institute of Science - Delaware County Institute of Science. (H.B. Ashmead, 1862)

The history of Harting - Gordon, Henry Doddridge. (Printed for the authors by W. Davy, 1877)

History of Lancaster County - Rupp, I. Daniel (Israel Daniel), 1803 -1878 (G. Hills, 1844)

History of Lancaster County : to which is prefixed a brief sketch of the early history of Pennsylvania - Rupp, I. Daniel (Israel Daniel), 1803 -1878 (G. Hills, 1844)

History of Lancaster County : to which is prefixed a brief sketch of the early history of Pennsylvania - Rupp, I. Daniel (Israel Daniel), 1803 -1878 (Gilbert Hills, 1844)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1926)

The history of the several towns, manors, and patents of the county of Westchester, from its first settlement to the present time - Bolton, Robert, 1814 -1877 (C.F. Roper, 1881)

The history of the several towns, manors, and patents of the county of Westchester, from its first settlement to the present time - Bolton, Robert, 1814 -1877 (C. F. Roper, 1881)

History of the town of Hingham, Massachusetts - Bouvé, Edward Tracy. (Pub. by the town, 1893)

History of the town of Hingham, Massachusetts : in three volumes - Bouvé, Edward Tracy. (Published by the town, 1893)

History of Vermont, natural, civil, and statistical, in three parts, with a new map of the state, and 200 engravings - Thompson, Zadock, 1796 -1856 (Pub. for the author, by C. Goodrich, 1842)

History of Vermont, natural, civil and statistical, in three parts, with a new map of the state, and 200 engravings - Thompson, Zadock, 1796 -1856 (C. Goodrich, 1842)

History of Vermont, natural, civil and statistical, in three parts, with an appendix. 1853 - Thompson, Zadock, 1796 -1856 (The author, 1853)

Hooker's journal of botany and Kew Garden miscellany - Hooker, William Jackson, Sir, 1785 -1865 (Reeve, Benham, and Reeve, 1849)

Hooker's journal of botany and Kew Garden miscellany - Hooker, William Jackson, Sir, 1785 -1865 (Reeve, Benham, and Reeve, 1850)

Hooker's journal of botany and Kew Garden miscellany - Hooker, William Jackson, Sir, 1785 -1865 (Reeve, Benham, and Reeve, 1853)

Hooker's journal of botany and Kew Garden miscellany - Hooker, William Jackson, Sir, 1785 -1865 (Reeve, Benham, and Reeve, 1854)

Hooker's journal of botany and Kew Garden miscellany - Hooker, William Jackson, Sir, 1785 -1865 (Reeve, Benham, and Reeve, 1856)

The Hope reports - Poulton, Edward Bagnall, Sir, 1856 -1943 (Printed for private circulation, 1897)

Horsford's trade list of bulbs, ferns, orchids, and bog plants for the summer and autumn of '93 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1894)

Horticultural register, and gardener's magazine - Breck, Joseph, 1794 -1873 (G. D. Barrett [etc.], 1836)

L'horticulture dans les cinq parties du monde - Baltet, Charles, 1830 -1908 (Société nationale d'horticulture, 1895)

Hortus cantabrigiensis : or, An accented catalogue of indigenous and exotic plants cultivated in the Cambridge Botanic Garden - Cambridge Botanic Garden. (Longman, 1845)

Hortus Dyckensis; oder, Verzeichniss der in dem botanischen Garten zu Dyck wachsenden Pflanzen - Salm-Reifferscheidt, Joseph, Graf zu, 1773 -1861 (Arnz, 1834)

Hortus dyckensis : ou catalogue des plantes cultivées dans les jardins de Dyck - Salm-Reifferscheidt, Joseph, Graf zu, 1773 -1861 (Arnz, 1834)

Hortus Elginensis, or A catalogue of plants, indigenous and exotic, cultivated in the Elgin Botanic Garden, in the vicinity of the city of New-York : established in 1801 - Hosack, David, 1769 -1835 (Printed by T. & J. Swords, 1811)

Hortus Mauritianus :ou enumeration des plantes, exotiques et indigenes, qui croissent a l'Ile Maurice, disposees d'apres la methode naturelle - Bojer, W., 1797 -1858 (Imprimerie d'Aimé Mamarot et Compagnie, 1837)

Hortus suburbanus calcuttensis. A catalogue of the plants which have been cultivated in the Hon. East India company’s botanical garden, Calcutta, and in the Serampore botanical garden ... from the beginning of both establishments (1786 and 1800) to the end of August 1841 ... - Voigt, J. O. (Jahann Otto), 1798 -1843 (Bishop's College Press, 1845)

Hortus suburbanus Calcuttensis; A catalogue of the plants which have been cultivated in the Hon. East India Company's botanical garden, Calcutta, and in the Serampore botanical garden - Voigt, J. O. (Jahann Otto), 1798 -1843 (Bishop's College Press, 1845)

Hortus suburbanus Londinensis, or, A catalogue of plants cultivated in the neighborhood of London : arranged according to the Linnean system, with the addition of the natural orders to which they belong, references to books where they are described, their native places of growth, when introduced, time of flowering, and reference to figures - Sweet, Robert, 1783 -1835 (Printed for James Ridgway, 1818)

A host index of Mississippi plant diseases - United States. Plant Disease Survey. (Plant Disease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1947)

Host plants of leaf beetle species occurring in the United States and Canada : (Coleoptera: Megalopodidae, Orsodacnidae, Chrysomelidae, excluding Bruchinae) - Coleopterists Society. (Coleopterists Society, 2004)

How plants grow... - Gray, Asa, 1810 -1888 (A. Miller, 1858)

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1882)

Hymenoptera of America north of Mexico : synoptic catalog - Krombein, Karl V. (U.S. Dept. of Agriculture, 1951)

Hymenoptera of America north of Mexico : synoptic catalog, second supplement - Krombein, Karl V. (U.S. Dept. of Agriculture, 1967)