Hand-list of herbaceous plants cultivated in the Royal Botanic Gardens (Printed for H. M. Stationery Off. by Darling, 1902)

Handbook of beautiful flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hoopes, Bro. & Thomas, 1882)

Handbook of hardy trees, shrubs, and herbaceous plants ... Based on the French work of Messrs. Decaisne and Naudin ...entitled 'Manuel de l'amateur des jardins,' and including the original woodcuts by Riocreux and Leblanc - Decaisne, Joseph, 1807 -1882 (Estes & Lauriat, 1873)

Handbook of hardy trees, shrubs, and herbaceous plants. Based on the French work of Messrs. Decaisne and Naudin entitled 'Manuel de l'amateur des jardins,' and including the original woodcuts by Riocreux and Leblanc - Decaisne, Joseph, 1807 -1882 (Estes & Lauriat, 1873)

Handbook of ornamental trees, shrubs, hardy perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1917)

Handbook of ornamental trees, shrubs, hardy perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1916)

Handbook of plant tolerances to methyl bromide - United States. Animal; Plant Health Inspection Service. Plant Protection; Quarantine Programs. (Dept. of Agriculture, Animal and Plant Health Insp. Serv., Plant Protection and Quar. Programs, 1977)

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)

A handbook of systematic botany - Warming, Eugenius, 1841 -1924 (Swan, 1904)

Handbook of the British flora, a description of the flowering plants and ferns indigenous to or naturalised in the British Isles. For use of beginners and amateurs - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve & co, 1900)

Handbook of the British flora; a description of the flowering plants and ferns indigenous to, or naturalized in, the British Isles - Bentham, George, 1800 -1884 (L. Reeve, 1865)

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

A handbook of tropical gardening and planting, with special reference to Ceylon - Macmillan, Hugh Fraser. (1914)

The handbook to the flower garden and greenhouse - Glenny, George, 1793 -1874 (W. Kent, 1859)

Handbuch der biochemischen Arbeitsmethoden - Abderhalden, Emil, 1877 -1950 (Urban & Schwarzenberg, 1910)

Handbuch der biochemischen arbeitsmethoden - Abderhalden, Emil, 1877 -1950 (Urban & Schwarzenberg, 1910)

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

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 der systematischen botanik, mit besonderer berücksichtigung der arzneipflanzen. Bd. 1 - Luerssen, Christian, 1843 -1916 (H. Haessel, 1879)

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

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, 1866)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 1998)

Hardy herbaceous and alpine plants : retail catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch and Son's Hardy Perennial Gardens, 1926)

Hardy, native and imported alpines and perennials : spring catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.B. Drake, Alpine Gardens, 1934)

Hauptpreisverzeichnis, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Pabst, 1928)

Hauptpreisverzeichnis, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Pabst, 1929)

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

Hedwigia (Verlag und Druck von C. Heinrich, 1912)

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 picturesque gardens and ornamental gardening illustrated - Henderson, Charles. (P. Henderson & co, 1901)

Herman Tobusch, 632 So. Wisconsin Ave., Villa Park, Illinois - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herman Tobusch, 1932)

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

H.H. Berger & Co.'s price list : for the trade only 1895-1896 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1896)

High grade bulbs and seeds for fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Company, 1900)

High grade seeds : 1905 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Company, 1905)

High grade vegetable and flower and seeds : bulbs, plants and implements - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Company, 1901)

High grade vegetable and flower and seeds : bulbs, plants and implements - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Co, 1902)

High grade vegetable and flower seeds, bulbs and small fruits for spring planting - McAllister, F.E. (Firm) (F.E. McAllister, 1895)

High grade vegetable and flower seeds, bulbs and small fruits for spring planting - McAllister, F.E. (Firm) (F.E. McAllister, 1896)

High grade vegetable and flower seeds, bulbs and small fruits for spring planting - McAllister, F.E. (Firm) (F.E. McAllister, 1897)

High grade vegetable, flower & grass seeds : bulbs, plants and implements - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Company, 1903)

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

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

Histoire naturelle des végétaux. Phanérogames, Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1836)

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

Histoire naturelle et civile de la Californie ... - Venegas, Miguel, 1680 -1764 (Chez Durand, 1767)

Histoire naturelle et civile de la Californie, : contenant une description exacte de ce pays, de son sol, de ses montagnes, lacs, rivières & mers, de ses animaux, végétaux, minéraux, & de sa fameuse pêcherie des perles; les moeurs de ses habitans, leur religion, leur gouvernement, & leur façon de vivre avant leur conversion au Christianisme; un détail des différens voyages, & tentatives qu'on a faites pour s'y établir, & reconnoître son golfe & la côte de la mer du sud. Enrichie de la carte du pays & des mers adjacentes - Venegas, Miguel, 1680 -1764 (Chez Durand, libraire, rue Saint-Jacques, à la Sagesse, 1767)

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

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)

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

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)

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 garden and landscape guide, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1932)

Home garden and landscape guide : 1933 discounts - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1933)

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

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, 1869)

Horticultural guide : spring 1893 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1892)

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

Horticultural guide : spring 1893 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1894)

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)

Horticultural register, and gardener's magazine - Breck, Joseph, 1794 -1873 (G. D. Barrett [etc.], 1837)

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

Horticultural societies of Ontario. Report - Ontario. Dept. of Agriculture (King's Printer, 1917)

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

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

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

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, 1913)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1848)

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

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1856)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1870)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1871)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1872)

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

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1874)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1875)

Hortus Boissierianus : énumération des plantes cultivées en 1885 à Valleyres (Vaud) et à la Pierrière (Chambésy près Genève) - Durand, Th. (Théophile), 1855 -1912 (Georg & Cie, 1896)

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

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 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)

House & garden (Condé Nast Publications, etc.], 1904)

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

House plants and how to grow them - Barnes, Parker Thayer, 1874 - (1909)

House plants and how to grow them - Barnes, Parker Thayer, 1874 - (Doubleday, Page, 1909)

House plants and how to grow them - Barnes, Parker Thayer, 1874 - (Doubleday, Page, 1914)

Hovey & Co.'s catalogue of reliable, tested seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1889)

Hovey & Co.'s illustrated guide to the flower and vegetable garden, and catalogue of seeds - Hovey & Co. (Hovey & Co, 1876)

Hovey & Co's illustrated seed catalogue for 1883 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1883)

Hovey & Co.'s reliable seeds bulbs : plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1890)

Hoveys' illustrated catalogue of new and rare plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1881)

Hoveys' illustrated catalogue of new and rare plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1879)