Handbook of flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1906)

Handbook of flower pollination based upon Hermann Müller's work 'The fertilisation of flowers by insects' - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1909)

Handbook of hardy herbaceous and alpine flowers - Sutherland, William. (Blackwood, 1871)

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 plants and general horticulture - Henderson, Peter. (1890)

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 (Reeve, 1858)

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

Handbook of the British flora: a description of the flowering plants and ferns indigenous to, or naturalised in the British Isles. For the use of beginners and amateurs - Bentham, George, 1800 -1884 (L. Reeve, 1908)

Handbuch der Blütenbiologie, unter Zugrundelegung von Herman Müllers Werk: "Die Befruchtung der Blumen durch Insekten." - Knuth, Paul, 1854 -1899 (W. Engelmann, 1898)

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

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, 1868)

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, 1881)

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, 1882)

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, 1889)

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, 1892)

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, 1865)

Hardy ferns, wild and rock garden plants, evergreens, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1934)

Hardy flowers. Descriptions of upwards of thirteen hundred of the most ornamental species, with directions for their arrangement, culture, etc. ... - Robinson, W. (William), 1838 -1935 (Macmillan, 1878)

The hardy garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Twin Larches Nursery, 1928)

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 herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Firm, 1926)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1924)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1931)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1929)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1932)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1930)

Hardy perennial and rock garden plants, everblooming roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Imlay Co, 1932)

Hardy perennial plants, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Amy Hore, 1932)

Hardy perennial plants : price list, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Amy Hore, 1931)

Hardy perennial plants : spring, 1929 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Green Brook Gardens, 1929)

Hardy perennials and rock garden plants : wholesale price list, fall, 1939-spring, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Arthur Lee, 1939)

Hardy plant material for 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, 1929)

Hardy plant material for 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, 1930)

Hardy plant material for 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, 1931)

Hardy plant material for 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, 1932)

Hardy plant material for 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, 1933)

Hardy plant materials : fall 1934 prices - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coryell Nursery, 1934)

Hardy plants for Alpine and rocky gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1926)

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

Hardy plants for the home garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1928)

Hardy plants for the home garden : season 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1929)

Hardy plants for the home garden : season 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1930)

Hardy plants for the home garden : season 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1932)

Harris seeds 1928 [catalog] - Harris, Joseph. (Joseph Harris Company, 1928)

Harris seeds 1930 [catalog] - Harris, Joseph. (Joseph Harris Company, Inc, 1930)

Harrold's pedigreed strain seeds, bulbs, plants for the professional grower : wholesale prices, spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harrold's Pansy Gardens and Greenhouses, 1937)

Haupt, Preis liste der gangbarsten Gemüse, Gras, Blumen und landwirthschaftlichen Saaten : Herbst 1899, Frühjahr 1900 : No. 184, 30. Jahrgang - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Robra, 1899)

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)

Hedwigia (Verlag und Druck von C. Heinrich, 1880)

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)

Herbaceous perennials, rock plants, and hardy vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muller-Sealey Co., Inc, 1930)

Herbaceous perennials, rock plants, and hardy vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muller-Sealey Co., Inc, 1927)

Herbarium normale : herbier des plantes nouvelles, peu connues et rares d'Europe principalement de France et d'Allemagne - Keck, K. (Karl), 1825 -1894 (F. Schultz, 1898)

Herborisations à Salève - Fauconnet, Charles, 1811 -1876 (Impr. Carey frères, 1867)

Herbs, rare house plants, geraniums, begonias, perennials, books : 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Merry Gardens, 1952)

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

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

Histoire naturelle des Iles Canaries - Webb, Philip Barker, 1793 -1854 (Béthune, éditeur, 1850)

Histoire naturelle des Iles Canaries - Webb, Philip Barker, 1793 -1854 (Béthune, éditeur, 1836)

Histoire naturelle des végétaux. Phanérogames, Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1840)

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

Histologische Beiträge - Strasburger, Eduard, 1844 -1912 (G. Fischer, 1893)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1876)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1885)

Holco quality seeds, 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes-Letherman Seed Co, 1926)

Holco quality seeds, 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes-Letherman Seed Co, 1927)

Holco quality seeds, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes-Letherman Seed Co, 1928)

Holidays on high lands, or, Rambles and incidents in search of Alpine plants - Macmillan, Hugh, 1833 -1903 (Macmillan, 1869)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1918)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1922)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1930)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1924)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. H. Horsford, 1932)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1925)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1927)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1928)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1929)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1933)

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, 1894)

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)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1913)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1915)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1912)

Horsford's regal plants and bulbs : a selection of the best, truly-hardy varieties perennials rock plants hardy lilies evergreens - shrubs woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1937)

Horsford's regal plants and bulbs : a selection of the best, truly-hardy varieties perennials rock plants hardy lilies evergreens shrubs woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1938)

Horsford's regal plants and bulbs : a selection of the best, truly-hardy varieties perennials rock plants evergreens shrubs woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1935)

Horsford's regal plants and bulbs : a selection of the best, truly-hardy varieties perennials rock plants hardy lilies evergreens shrubs woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1940)

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, 1865)

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)

Horticulture Northwest - Northwest Ornamental Horticultural Society (Northwest Ornamental Horticultural Society, 1984)

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

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

House & garden (Condé Nast Publications, etc.], 1918)

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)

The house of Rynveld : spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. Rynveld & Sons, Inc, 1937)

The house of Rynveld : spring 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. Rynveld & Sons, Inc, 1939)

Hovey & Co.'s illustrated guide to the flower and vegetable garden, and catalogue of seeds - Hovey & Co. (Hovey & Co, 1875)

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

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

Hovey & Co's illustrated seed catalogue for 1884 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1884)

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

Hoveys' illustrated guide and seed catalogue for 1880 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1880)

Hoveys' illustrated guide and seed catalogue : novelties in flower seeds 1885 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1885)

How to find and name wild flowers; being a new method of observing and identifying upwards of 1,200 species of flowering plants in the British isles - Fox, Thomas. (Cassell, 1906)

Hunt's perfection bulbs, 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1925)

Hunt's perfection bulbs, 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1926)

Hunt's perfection bulbs : 1928 advance offer [of] novelty bulbs, early flowering bulbs, strawberry plants, seasonable seeds, garden sundries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1928)

Hunt's perfection bulbs, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Inc, 1932)

Hunt's perfection bulbs, 1933 : strawberry plants, flower and vegetable seeds, grass seeds, garden sundries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Inc, 1933)

Hunt's perfection bulbs for your garden : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1923)

Hunt's perfection bulbs for your garden : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1924)

Hunt's perfection seeds : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1928)

Hunt's perfection seeds for better gardens : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1926)

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

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

Huntington's catalogue, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington, 1935)

Huntington's catalogue, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph E. Huntington, 1936)

Ice-bound on Kolguev; a chapter in the exploration of Arctic Europe, to which is added a record of the natural history of the island - Trevor-Battye, Aubyn Bernard Rochfort, 1855 -1922 (A. Constable and Company, 1895)

Ice-bound on Kolguev : a chapter in the exploration of Arctic Europe to which is added a record of the natural history of the island - Trevor-Battye, Aubyn Bernard Rochfort, 1855 -1922 (A. Constable, 1895)

Illustrated and descriptive catalogue of fruit and ornamental trees : shrubs, roses, grape vines, small fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (First National Nurseries, 1909)

Illustrated and descriptive catalogue of fruit and ornamental trees : roses grape vines shrubs small fruits plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Nursery Co, 1912)

Illustrated catalog [of] bulbs, seeds, plants, roses, etc., florists' supplies, poultry supplies, also famous Rusconi lawn grass seed for lawns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D. Rusconi, 1920)

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)

Illustrated descriptive catalogue of choice hardy perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reading Nursery, 1893)

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)

Illustrated hand book for the farm & garden and catalogue of garden field & flower seeds, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.K. Bliss & Sons, 1882)

Illustrated hand book : Rawson's vegetable & flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1894)

Illustrated hand book : Rawson's vegetable & flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1889)

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, 1895)

Illustriertes Preisverzeichnis für 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ernst & von Spreckelsen, 1899)

Illustriertes Preisverzeichnis : Verkaufsbedingungen u. Kulturanleitung - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ernst & von Spreckelsen, 1931)