A history of the Pennsylvania Horticultural Society, 1827-1927 - Boyd, James, 1858 -1929 (Pennsylvania Horticultural Society, 1929)

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

Hoffmann-Dennert botanischer Bilderatlas, nach dem naturlichen Pflanzensystem - Dennert, Eberhard, 1861 -1942 (Schweizerbart, 1911)

Holmes 1901 seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.L. Holmes, 1901)

Holmes 1908 handbook of seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Co, 1908)

Holmes' 1909 handbook of seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Co, 1909)

Holmes' 1910 handbook of seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Company, 1910)

Holmes' 1911 handbook of seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Company, 1911)

Holmes' 1913 handbook of seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Company, 1913)

Holmes' 1916 handbook of seeds, implements, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Company, 1916)

Holmes' 1917 handbook of seeds & shrubbery direct to the farmer - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Company, 1917)

Holmes' handbook of seeds - Holmes Seed Company (Harrisburg, Pa.) (The Company, 1906)

Holmes' handbook of seeds - Holmes Seed Company (Harrisburg, Pa.) (The Company, 1907)

Holmes' handbook of seeds - Holmes Seed Company (Harrisburg, Pa.) (The Company, 1908)

Holmes' handbook of seeds : 1907 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Co, 1907)

Holmes' handbook of seeds and everything for the garden. 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Company, 1918)

Holmes' handbook of seeds and everything for the garden. 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Company, 1919)

Holmes' handbook of seeds and everything for the garden : 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Company, 1921)

Holmes' handbook of seeds for 1905 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Co, 1905)

Holmes' handbook of seeds for 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Co, 1906)

Holmes tested seeds : 1902 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.L. Holmes, 1902)

Holmes' tested seeds : 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Co, 1920)

Holmes' tested seeds : 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Co, 1922)

Holmes tested seeds : seeds, plants, bulbs and implements - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Company, 1903)

Holmes' vegetables always on top - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Company, 1904)

Holmes' wholesale handbook of seeds for market gardeners : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Co, 1915)

Holsteinische Flora. Ein Taschenbuch zum Bestimmen der einheimischen Phanerogamen - Borchmann, F. (Friedrich), 1827 -1907 (Schröder, 1856)

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

The home of heathers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Knight and Struck Company, 1914)

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, 1855)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1867)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1871)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1879)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1881)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1900)

Horae zoologicae. Zur vaterländischen Naturkunde ergänzende, sachliche und geschichtliche Bemerkungen - Leydig, Franz, 1821 -1908 (G. Fischer, 1902)

The horse, in the stable and the field: his varieties, management in health and disease, anatomy, physiology, etc., etc - Walsh, J. H. (John Henry), 1810 -1888 (G. Routledge and sons, 1880)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1904)

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)

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, 1893)

Horticultural guide : spring 1893 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1893)

Horticultural guide : spring 1898 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1898)

Horticultural guide : spring 1901 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1900)

The Horticultural register, and general magazine - Paxton, Joseph, Sir, 1803 -1865 (Baldwin and Cradock, 1831)

The Horticultural register, and general magazine - Paxton, Joseph, Sir, 1803 -1865 (Baldwin and Cradock, 1833)

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

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1904)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1905)

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

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

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1908)

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

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1910)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1911)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1912)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1914)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1915)

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

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

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1849)

The horticulturist's rule-book; a compendium of useful information for fruit growers, truck gardeners, florists, and others - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1897)

The horticulturist's rule-book; a compendium of useful information for fruit growers, truck gardeners, florists, and others - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company; [etc.,etc.,], 1899)

Hortus Anglicus; or, the modern English garden: containing a familiar description of all the plants which are cultivated in the climate of Great Britain, either for use or ornament, and of a selection from the established favourites of the stove and green-house; arranged according to the system of Linnaeus. With remarks on the properties of the more valuable species - Linné, Carl von, 1707 -1778 (Printed for F. C. & J. Rivington, 1822)

Hortus Berolinensis : sive icones et descriptiones, plantarum rariorum vel minus cognitarum, quae in Horto Regio botanico Berolinensi excoluntur - Link, Heinrich Friedrich, 1767 -1851 (F. Schüppel, 1816)

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 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, 1811)

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 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)

Hosea Waterer's seed catalogue. 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hosea Waterer, 1919)

Hosea Waterer's seed catalogue : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hosea Waterer, 1923)

Hosea Waterer's seed catalogue : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hosea Waterer, 1924)

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.], 1909)

House & garden (Condé Nast Publications, etc.], 1911)

House & garden (Condé Nast Publications, etc.], 1913)

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

House & garden (Condé Nast Publications, etc.], 1916)

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

House & garden's book of gardens; containing over four hundred illustrations of special flower types, plans and suggestions for landscape work, a complete gardener's calendar of the year's activities, planting and spraying tables, and a portfolio of beautiful gardens in varied sections of the United States and foreign countries - Wright, Richardson Little, 1887 -1961 (C. Nast & Company, 1921)

House, garden and field, a collection of short nature studies - Miall, L. C. (Louis Compton), 1842 -1921 (Arnold, 1904)

Hovey's illustrated catalogue of new and rare plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1882)

Hovey's illustrated catalogue of new and rare plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1883)

How to grow peonies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mohican Peony Gardens, 1932)

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

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

hua bei jing ji zhi wu zhi yao - Cui, Youwen. (zhong guo ke xue yuan chu ban)

Hua dong shui sheng wei guan su zhi wu - Pei, Jian 裴鑑 (zhong guo ke xue yuan chu ban)

hua shi bao zi hua fen de fen lei - Potonié, Robert. 1889 -1974. (nan jing chu ban she, 1978)

huang tu gao yuan zhi wu zhi - Xi bei zhi wu yan jiu suo 西北植物研究所 (ke xue chu ban she, 2000)

Hubbard's master list of peonies : season 1924 ; Hubbard's master list of iris : season 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Clarence W. Hubbard, 1924)

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, 1884)

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1890)

Hunkel's seeds : spring 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (G.H. Hunkel Co, 1912)

Hunt's perfection seeds, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Co., Inc, 1935)

Hunt's perfection seeds, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Co., Inc, 1936)

Hunt's perfection seeds, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Co., Inc, 1937)

Hunt's perfection seeds, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Co., Inc, 1938)

Hunt's perfection seeds, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Co., Inc, 1939)

Hunt's perfection seeds for better gardens : 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1927)

Icones florae Germanicae et Helveticae, simul Pedemontanae, Tirolensis, Istriacae, Dalmaticae, Austriacae, Hungaricae, Transylvanicae, Moravicae, Borussicae, Holsaticae, Belgicae, Hollandicae, ergo Mediae Europae. Iconographia et supplementum ad opera Willdenowii [et al.] ... - Reichenbach, H. G. (Heinrich Gustav) 1824 -1889 (F. Hofmeister [etc.], 1845)

Icones plantarum formosanarum nec non et contributiones ad floram formosanam; or, Icones of the plants of Formosa, and materials for a flora of the island, based on a study of the collections of the Botanical survey of the Government of Formosa - Hayata, Bunzō, 1874 -1934 (Pub. by the Bureau of Productive Industry, Government of Formosa, 1911)

Icones plantarum medicinalium. Centuria I [-VI] - Zorn, Johannes, 1739 -1799 (auf Kosten der Raspischen Buchhandlung, 1779)

Icones selectae plantarum quas in systemate universali :ex herbariis parisiensibus, praesertim ex Lessertiano - Candolle, Augustin Pyramus de, 1778 -1841 ([Apud Fortin Masson et Sociorum], 1820)

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)

Iconographia floræ italicæ : ossia, Flora italiana illustrata ... - Crépin, François, 1830 -1903 (Tip. del seminario, 1895)

Iconographia generum plantarum - Endlicher, Stephan, 1804 -1849 (F. Beck, 1838)

Iconographie der Land- und Süsswasser-Mollusken - Kobelt, Wilhelm, 1840 -1916 (Arnoldische Buchh, 1835)

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)

Identification notes - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1954)

Identification of plants with fleshy fruits - New York State Museum. (University of the State of New York, State Education Dept, 1990)