Handbook of photomicrography - Hind, H. Lloyd (E. P. Dutton & co, 1913)

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)

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

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

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

Handbuch der Pflanzen-Pathologie und Pflanzen-Teratologie - Nees von Esenbeck, C. G. (Christian Gottfried), 1776 -1858 (1841)

Handbuch der Pflanzenkrankheiten - Lindau, Gustav, 1866 -1923 (P. Parey, 1908)

Handbuch der vergleichenden Physiologie - Winterstein, Hans, 1879 - (Fischer, 1911)

Handbuch für Naturaliensammler, oder, Gründliche Anweisung die Naturkörper aller drei Reiche zu sammeln, im Naturalienkabinet aufzustellen und aufzubewahren namentlich Thiere aller Arten, Säugethiere, Vögel, Reptilien, Fische ... auszustopfen, zuzubereiten, zu versenden, so wie Pflanzen zu trocknen, Herbarien, Fruchtkabinette, Holzbibliotheken und Mineraliensammlungen anzulegen, einzurichten und in vollkommner Schönheit zu erhalten - Boitard, Pierre, 1789 -1859 (Druck und Verlag von Bernh. Fried. Voigt, 1827)

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

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

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

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, 1877)

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, 1880)

The hardy flower book - Harvey, Frederick W., (Offices of Country life, ltd. [etc.], 1914)

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

Hardy herbaceous & Alpine plants : spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1929)

Hardy herbaceous & Alpine plants : wholesale catalog, spring 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1930)

Hardy herbaceous & Alpine plants : wholesale catalog, Spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1929)

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

Hardy plants for cottage gardens - Albee, Helen Rickey, 1864 -1939 (H. Holt and company, 1910)

Hardy plants from a hardy climate : Horsford's autumn supplement for 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fred'k H. Horsford, 1903)

Hardy plants from a hardy climate : Horsford's autumn supplement for 1902 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fred'k H. Horsford, 1902)

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

Die Heimat - Verein Zur Pflege Der Natur- Und Landeskunde In Nordelbingen (Husum Druck- und Verlagsgesellschaft, 1891)

Henderson's Bulb Culture - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1890)

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)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1999)

Herbertia - American Plant Life Society. ([American Plant Life Society], 2000)

Herbier de l'Amateur de Fleurs (1829)

Herbier de l'Amateur de Fleurs (1830)

Herbier de l'Amateur de Fleurs (1831)

Herbier de l'Amateur de Fleurs (1833)

Herbier de l'Amateur de Fleurs (1834)

Herbier de l'Amateur de Fleurs (1835)

Herbier général de l'amateur : contenant la description, l'histoire, les propriétés et la culture des végétaux utiles et agréables ... - Bessa, Pancrace, 1772 -1846 (Audot, Libraire, 1824)

Herbier General de l'Amateur (1824)

Hesdörffers Monatshefte für Blumen und Gartenfreunde - Hesdörffer, Max, 1863 -1920 (R. Oppenheim (G. Schmidt), 1896)

High quality bulbs for autumn planting : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Co, 1923)

High quality bulbs for autumn planting, 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Co, 1927)

Histoire des plantes - Baillon, H. (Henri), 1827 -1895 (Librairie Hachette, 1894)

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 drogues simples, ou, Cours d'histoire naturelle professé à l'École de pharmacie de Paris - Royal College of Physicians of Edinburgh. (J.B. Bailliere, 1869)

Histoire naturelle des principales productions de l'Europe méridionale et particulièrement de celles des environs de Nice et des Alpes Maritimes - Risso, A. (Antoine), 1777 -1845 (Chez F.-G. Levrault, libraire, 1826)

Histoire naturelle des végétaux parasites qui croissent sur l'homme et sur les animaux vivants - Robin, Ch. (J.-B. Ballière, 1853)

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

Histologische Beiträge - Strasburger, Eduard, 1844 -1912 (G. Fischer, 1888)

Histologische Beiträge - Strasburger, Eduard, 1844 -1912 (G. Fischer, 1892)

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

History of botany, 1530-1860 - Balfour, Isaac Bayley, 1853 -1922 (Clarendon Press, 1906)

History of botany (1530-1860) - Balfour, Isaac Bayley, 1853 -1922 (Clarendon Press, 1890)

History of botany (1530-1860) - Balfour, Isaac Bayley, 1853 -1922 (Clarendon Press, 1906)

History of botany (1530-1860) - Sachs, Julius, 1832 -1897 (Clarendon Press, 1890)

Holland bulbs and hardy perennials : autumn 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Franken Bros, 1914)

Holland bulbs : stock on hand at "Tulipdom" [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Zandbergen Bros, 1927)

The honey bee; its natural history, physiology, and management - Bevan, Edward, 1770 -1860 (Baldwin, Cradock, and Joy, 1827)

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, 1856)

Horsford's autumn supplement for 1904 : hardy plants from a hardy climate - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fred'k H. Horsford, 1904)

Horsford's descriptive catalogue of hardy ornamentals herbaceous plants bulbs, ferns shrubs and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1895)

Horticulteur belge, journal des jardiniers et amateurs (1834)

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

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1907)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1909)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1916)

Horticulture Northwest - Northwest Ornamental Horticultural Society (Northwest Ornamental Horticultural Society, 1979)

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

Hortus Romanus juxta systema Tournefortianum - Tournefort, Joseph Pitton de, 1656 -1708 (Sumptibus Bouchard et Gravier ex typographia Pauli Junchi, 1780)

Hosea Waterer's bulbs : Autumn 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hosea Waterer, 1925)

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

House & garden (Condé Nast Publications, etc.], 1908)

House & garden (Condé Nast Publications, etc.], 1915)

House & garden (Condé Nast Publications, etc.], 1917)

House & garden (Condé Nast Publications, etc.], 1919)

The house of Rynveld : fall 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. Rynveld & Sons, Inc, 1936)

How to make a bulb-garden (The Countryside press, 1915)

How to make a flower garden; a manual of practical information and suggestions - Miller, Wilhelm, 1869 - (Doubleday, Page & company, 1903)

How to study plants : or, Introduction to botany, being an illustrated flora - Wood, Alphonso, 1810 -1881 (Barnes, 1882)

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1887)

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

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1889)

Iconographic encyclopaedia of science, literature, and art - Baird, Spencer Fullerton, 1823 -1887 (R. Garrigue, 1851)

Illustrated autumn 1900 catalogue of beautiful flowering bulbs, the choicest roses and "seeds and plants that grow" - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.A. Reeser Co, 1900)

Illustrated descriptive catalogue of bulbs and roots for fall planting and seeds for fall sowing : with a brief list of miscellaneous implements and all kinds of garden requisites - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pitcher & Manda, 1892)

The illustrated dictionary of gardening :a practical and scientific encyclopædia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L.U. Gill, 1884)

The Illustrated dictionary of gardening : a practical and scientific encyclopaedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L. Upcott Gill, 1887)

The illustrated dictionary of gardening, a practical and scientific encyclopedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L. U. Gill, 1884)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (Balliére, Tindall & Cox, 1894)

An illustrated dictionary of medicine, biology and allied sciences ... by George M. Gould. 5th ed., with additions and corrections - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son, 1907)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston, Son & Co, 1894)

An illustrated encyclopaedia of gardening - Wright, Walter P. (Walter Page), 1864 -1940 (J. M. Dent & sons, ltd, 1911)

Illustrated floral catalogue of plants and bulbs for fall and winter blooming - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Good & Reese Co, 1896)

L'Illustration horticole : journal spécial des serres et des jardins, ou choix raisonné des plantes les plus intérressantes sous le rapport ornemental, comprenant leur histoire complete, leur description comparée, leur figure et leur culture - Lemaire, Charles Antoine, 1801 -1871 (Imprimerie et lithographie de F. et E. Gyselnyck, 1858)

L'Illustration horticole : journal spécial des serres et des jardins, ou choix raisonné des plantes les plus intérressantes sous le rapport ornemental, comprenant leur histoire complete, leur description comparée, leur figure et leur culture - Lemaire, Charles Antoine, 1801 -1871 (Imprimerie et lithographie de F. et E. Gyselnyck, 1872)

L'Illustration horticole : journal spécial des serres et des jardins, ou choix raisonné des plantes les plus intérressantes sous le rapport ornemental, comprenant leur histoire complete, leur description comparée, leur figure et leur culture - Lemaire, Charles Antoine, 1801 -1871 (Imprimerie et lithographie de F. et E. Gyselnyck, 1890)

Illustrations of the botany and other branches of the natural history of the Himalayan Mountains :and of the flora of Cashmere - Royle, J. Forbes (John Forbes), 1798 -1858 (Wm. H. Allen, 1839)

Illustrierte Flora von Nord- und Mittel-Deutschland, mit einer Einführung in die Botanik - Potonié, H. (Henry), 1857 -1913 (J. Springer, 1889)

Illustrierte Wochenschrift für Entomologie - Berliner Entomologische Gesellschaft. (J. Neumann, 1897)

Illustriertes Jahrbuch der Naturkunde (Karl Prochaska, 1908)

Illustrirte Garten-Zeitung - Müller, Karl, 1818 -1899 (E. Schweizerbart, 1865)

In memoriam quattuor seculorum ab Universitate Upsaliensi peractorum Regia Societas Scientiarum Upsaliensis - Societas Regia Scientiarum Upsaliensis. (Excudit Ed. Berling Reg. Acad. Typographus, 1877)

In my lady's garden - Richmond, I. L. (T.F. Unwin, 1908)

Incrementa florae phaenogamae Rossicae - Trautvetter, Ernst Rudolph von, 1809 -1889 ([s.l.], 1882)

Index bibliographique de l'Hortus Belgicus : Catalogue méthodique des plantes ornementales qui ont été décrites, figurées ou introduites en Belgique de 1830 à 1880 - Morren, Édouard, 1833 -1886 (1887)