Handbuch der vergleichenden und experimentellen entwicklungslehre der wirbeltiere - Hertwig, Oscar, 1849 -1922 (G. Fischer, 1906)

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

Handlexikon der Naturwissenschaften und Medizin - Bechhold, H. (Heinrich), 1866 -1937 (Bechhold, 1919)

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

Hanna Kunz Family Collection - Kunz, Hanna, 1917 -

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1867)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1878)

Hardy Bryan Croom and John Torrey correspondence, 1834-1837 - Croom, Hardy Bryan, 1798 -1837 (1835)

Hardy trees and shrubs, greenhouse plants, orchids - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Roehrs Co, 1915)

Hardy trees and shrubs, greenhouse plants, orchids [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Roehrs Company, 1914)

Hauptkatalog, Nr. 92, 1907 : Wasserpflanzen, Baumschul und Stauden Katalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Heinrich Henkel, 1907)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1913)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1914)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1915)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1921)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1912)

Hedwigia (Verlag und Druck von C. Heinrich, 1882)

Hedwigia (Verlag und Druck von C. Heinrich, 1889)

Helpful hints on plant selection : issued for the use of its customers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southern California Acclimatizing Association, 1914)

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)

H.H. Berger & Co.'s catalogue of bulbs, seeds and plants : our special importations form Japan, China and Australia - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1891)

H.H. Berger & Co.'s price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1897)

H.H. Berger & Co.'s wholesale price list of tree, shrub, palm and flower seed : bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1898)

Hints on the culture of ornamental plants in Ireland - Adair, John, barrister-at-law (E. Ponsonby, 1878)

Histoire des plantes - Figuier, Louis, 1819 -1894 (Hachette, 1880)

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

Histoire générale des voyages, ou, Nouvelle collection de toutes les relations de voyages par mer et par terre, qui ont été publiées jusqu'à present dans les différentes langues de toutes les nations connues : contenant ce qu'il y a de plus remarquable, de plus utile et de mieux averé dans les pays ou les voyageurs ont penetré : touchant leur situation, leur étendue, leurs limites, leurs divisions, leur climat, leur terroir, leurs productions, leurs lacs, leurs rivieres, leurs montagnes, leurs mines, leurs cités & leurs principales villes, leurs ports, leurs rades, leurs edifices, &c. : avec les moeurs et les usages des habitans, leur religion, leur gouvernement, leurs arts et leurs sciences, leur commerce et leurs manufactures : pour former un systéme complet d'histoire et de géographie moderne, qui representera l'état actuel de toutes les nations : enrichi de cartes géographiques nouvellement composées sur les observations les plus autentiques : de plans et de perspectives, de figures d'animaux, de végétaux, habits, antiquités, &c - Rousselot de Surgy, Jacques Philibert, 1737 - (Chez Didot, libraire, 1751)

Histoire naturelle des végétaux. Phanérogames, Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1846)

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)

Historia fisica, politica y natural de la isla de Cuba - Sagra, Ramón de la, 1798 -1871 (A. Bertrand, 1850)

Historia naturalis palmarum :opus tripartium / Carol. Frid. Phil. de Martius - Bauer, Ferdinand, 1760 -1826 (T.O. Weigel, 1823)

The history of Barbados; comprising a geographical and statistical description of the island; a sketch of the historical events since the settlement; and an account of its geology and natural productions - Schomburgk, Robert H. (Robert Hermann), 1804 -1865 (Longman, Brown, Green and Longmans, 1848)

History of British ferns, and allied plants - Newman, Edward, 1801 -1876 (J. Van Voorst, 1844)

A history of the game birds, wild fowl and shore birds of Massachusetts and adjacent states, including those used for food which have disappeared since the settlement of the country, and those which are now hunted for food or sport, with observations on their former abundance and recent decrease in numbers; also the means for conserving those still in existence - Massachusetts. State Board of Agriculture. (Wright & Potter Printing Company, State Printers, 1916)

A history of the game birds, wild-fowl and shore birds of Massachusetts and adjacent states... with observations on their...recent decrease in numbers; also the means for conserving those still in existence - Massachusetts. State Board of Agriculture. (Wright & Potter printing company, state printers, 1912)

History of the vegetable drugs of the Pharmacopeia of the United States - Lloyd, John Uri, 1849 -1936 (J. U. & C. G. Lloyd, 1911)

The home florist: a treatise on the cultivation, management and adaptability of flowering and ornamental plants, designed for the use of amateur florists - Long, Elias A., 1849 -1917 (C.A. Reeser, 1885)

Home plantings : 1886–retail catalog–1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Griffing Nurseries, 1930)

Home plantings : 1923 catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Griffing Nurseries, 1923)

Home plantings, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Griffing Nurseries, 1929)

Honeybees and honey production in the United States - Jones, S. A. (Samuel Augustus), 1874 - (U.S. Dept. of Agriculture, 1918)

Horticulteur belge, journal des jardiniers et amateurs (1833)

L'Horticulteur français de mil huit cent cinquante et un : journal des amateurs et des intérêts horticoles - Hérincq, F. (François), 1820 -1891 (Bureau du journal, 1868)

L'Horticulteur français de mil huit cent cinquante et un : journal des amateurs et des intérêts horticoles - Hérincq, F. (François), 1820 -1891 (Bureau du journal, 1869)

L'Horticulteur français de mil huit cent cinquante et un : journal des amateurs et des intérêts horticoles - Hérincq, F. (François), 1820 -1891 (Bureau du journal, 1870)

Horticultural supplies, seeds - Dunne & Co. (Dunne & Co, 1899)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1906)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1918)

L'horticulture dans les cinq parties du monde - Société nationale d'horticulture de France. (Société Nationale d'Horticulture, 1895)

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

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1853)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1855)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1873)

Hortus botanicus panormitanus :sive Plantae novae vel criticae quae in horto botanico panormitano coluntur - Todaro, Agostino, 1818 -1892 (Ex officina typograhica F. Lao, 1876)

Hortus botanicus R. Academiae Monacensis, seu, Horti botanici, qui Monachii floret, historia breviter enarrata, et praesens conditio descripta - Martius, Karl Friedrich Philipp von, 1794 -1868 ([publisher not identified], 1825)

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

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 kewensis, or, A catalogue of the plants cultivated in the Royal Botanic Garden at Kew - Aiton, William, 1731 -1793 (Longman, Hurst, Rees, Orme, and Brown, 1813)

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 Mortolensis : enumeratio plantarum in Horto Mortolensi cultarum = Alphabetical catalogue of plants growing in the garden of the late Sir Thomas Hanbury ... at La Mortola, Ventimiglia, Italy - Berger, Alwin, 1871 -1931 (West, Newman, 1912)

Hortus Nymphenburgensis, seu, Enumeratio plantarum in Horto Regio Nymphenburgensi cultarum - Sterler, A. (Alois), 1787 -1831 ([publisher not identified], 1821)

Hortus Spaarn-Bergensis : plantarum quas in villa sua Spaarn-Berg, prope Harlemum, colit Adrianus van der Hoop ... catalogus alter - Doornik, J. J. F. H. T. Merkus. (Ex Bibliopolio Joannis Müller, 1849)

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 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 to keep bees for profit - Lyon, D. Everett. (The Macmillan company, 1918)

How to keep bees for profit - Lyon, D. Everett. (The Macmillan company, 1910)

How to study plants - Wood, Alphonso, 1810 -1881 (American book company, 1895)

How to study plants : or, introduction to botany, being an illustrated flora - Wood, Alphonso, 1810 -1881 (American Book Co, 1882)