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

Handbuch der praktischen Botanik : enthaltend die Geschichte, Beschreibung und Anwendung sämmtlicher in Deutschland wildwachsenden und in den Gärten und Gewächshäusern cultivierten Pflanzen - Voigt, F. S. (Friedrich Siegmund), 1781 -1850 (F. Mauke, 1850)

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

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, 1872)

Hardy perennial plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1911)

Hardy perennial plants from all over the world Fall 1919 spring 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1919)

Hardy perennials for California gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1916)

Hardy perennials for California gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1914)

Hardy perennials for California gardens : spring 1913-fall 1913 [catalog], fourth catalogue of hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1913)

Harmon's seeds : agricultural tools, implements, woodenware, dairy and poultry supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.T. Harmon & Co, 1901)

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

Harris garden book and seed catalog : 21st annual 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Incorporated, 1929)

Harris garden book and seed catalog : 22nd annual 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Incorporated, 1930)

Harris garden book, season 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Company, 1935)

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

The "Heatherhome" seed and plant book 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Knight and Struck Company, 1917)

The "Heatherhome" seed and plant book 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Knight and Struck Company, 1916)

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 Experimental Gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henderson's Experimental Gardens, 1941)

Henderson's garden guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1913)

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)

Henderson's wholesale catalogue. : seeds, implements, fertilizers, insecticides &c. for market gardeners and truckers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1912)

Henry F. Michell Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1896)

Henry F. Michell Co. : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1895)

Herbaceous perennials, alpine & rockery plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Valleyheart Gardens, 1953)

Herbaceous perennials, alpine & rockery plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Valleyheart Gardens, 1951)

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 General de l'Amateur (1822)

Herbier General de l'Amateur (1824)

Herbier General de l'Amateur (1827)

High grade seeds : plants and garden supplies for the critical trade - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Winsel's Seed Store, 1918)

Hints on gardening and catalogue : 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris and Snow Seed Co, 1914)

Hints on gardening : seeds, bulbs, plants, insecticides, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Co, 1913)

Hints on growing : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Co, 1923)

Hints on growing : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Co, 1924)

Hints on growing : 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Co, 1925)

Hints on growing : 1928 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1928)

"Hints on growing" : annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1927)

"Hints on growing" : annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company, 1931)

Hints on growing for 1929 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1929)

Hints on growing for 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1932)

"Hints on growing" : "pedigreed seeds" [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1926)

Histoire des plantes - Baillon, H. (Henri), 1827 -1895 (Librairie Hachette, 1886)

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 végétaux Phanérogames Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1841)

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

Histoire physiologique des Plantes d'Europe, ou exposition des phénomènes qu'elles presentent dans les diverses periodes de leur développement - Vaucher, Jean-Pierre, 1763 -1841 (Aurel Freres, 1841)

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)

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 (Long Brothers, 1874)

Home gardening - Trivedi, Pratibha P. (Indian Council of Agricultural Research, 2010)

Home planting guide for 1942 ornamental trees and shrubs, roses, evergreens, fruits, nuts and berries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward H. Rust Nursery and Flower Shop, 1942)

Home planting guide for 1942 : ornamental trees, shrubs, roses, evergreens, fruits, nuts, berries, garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1942)

Hooker's journal of botany and Kew Garden miscellany - Hooker, William Jackson, Sir, 1785 -1865 (Reeve, Benham, and Reeve, 1852)

The Hope reports - Poulton, Edward Bagnall, Sir, 1856 -1943 (Printed for private circulation, 1908)

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, 1872)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1859)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1860)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1862)

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

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 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 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 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)

Hortus woburnensis; a descriptive catalogue of upwards of six thousand ornamental plants cultivated at Woburn Abbey ... - Bedford, John Russell, Duke of, 1766 -1839 (J. Ridgway, 1833)

Hosea Waterer Golden Anniversary, 1892-1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hosea Waterer, 1942)

House & garden (Condé Nast Publications, etc.], 1923)

Hovey & Co.'s illustrated guide to the flower and vegetable garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1872)

Hoveys' illustrated catalogue of new plants for 1873 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1873)

Hoveys' illustrated guide and seed catalogue for 1877 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1877)

Hoveys' illustrated guide and seed catalogue for 1879 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1879)

Huntington, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1937)

Huntington, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1938)

Huntington, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1939)

Huntingtons present their complete list of rare and unusual alpine, perennial and annual seeds, select hardy herbaceous and choice rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington Nursery, 1934)

Hyde's landscape service for increasing the value and adding to the beauty of your home - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.A. Hyde Co, 1930)

Icones plantarum or figures, with brief descriptive characters and remarks, of new or rare plants, selected from the author's herbarium - Hooker, Joseph Dalton, 1817 -1911 (Longman, Rees, Orme, Brown, Green, & Longman, etc, 1919)

Iconographia familiarum naturalium regni vegetabilis = Abbildungen der natürlichen Familien des Gewächsreiches : delineata atque adiectis familiarum characteribus adnotationibusque variis tum scientiam tum usum spectantibus exornata - Schnizlein, Adalbert, 1814 -1868 (M. Cohen, 1843)

Iconum botanicarum index locupletissimus = Die Abbildungen sichtbar blühender Pflanzen und Farnkräuter : aus der botanischen und Gartenliteratur des XVIII. und XIX. Jahrhunderts in alphabetischer Folge zusammengestellt - Pritzel, G. A. (Georg August), 1815 -1874 (In Libraria F. Nicolai, 1855)

Iconum botanicarum index locupletissimus. Verzeichniss der Abbildungen sichtbar blühender Pflanzen und Farnkräuter aus der botanischen und Gartenliteratur des XVIII. und XIX. Jahrhunderts in alphabetischer Folge zusammengestellt - Pritzel, G. A. (Georg August), 1815 -1874 (Nicolaische Verlagsbuchh, 1866)

Eighth edition of R. Buist's catalogue of green-house plants, ornamental trees, shrubs, roses, herbacious plants, &c - Robert Buist Company (Robert Buist Company, 1844)

Illustrated catalogue of plants, seeds, bulbs and trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nanz & Neuner, 1896)

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

An illustrated flora of the Pacific States: Washington, Oregon, and California - Abrams, Le Roy, 1874 -1956 (Stanford University Press, 1960)

Illustrated price catalog : 1914-1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Homestead Nurseries, 1914)

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, 1860)