Grundzüge der Pflanzenverbreitung in den Kaukasusländern von der unteren Wolga über den Manytsch-Scheider bis zur Scheitelfläche Hocharmeniens - Radde, Gustav, 1831 -1903 (W. Engelmann, 1899)

Guide du botaniste dans le canton de Vaud : comprenant en outre le bassin de Genève et le cours inférieur du Rhone en Valais - Rapin, D. (Daniel), 1799 -1882 (J. Cherbuliez, 1862)

Guide du botaniste en Valais - Rion, chanoine (Alphonse), 1809 -1856 (A. Galerini, 1872)

Haandbog i den danske flora - Lange, Joh., 1818 -1898 (C.A. Reitzel, 1851)

Haandbog i den danske flora - Lange, Joh., 1818 -1898 (C.A. Reitzels forlag, 1856)

Haandbog i den danske flora - Lange, Joh., 1818 -1898 (C.A. Reitzels forlag, 1864)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1858)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1859)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1864)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1868)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1870)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1873)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1874)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1876)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1884)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1888)

Hammonassett Gardens, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonassett Gardens, 1931)

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 flower pollination : based upon Hermann Müller's work ʻThe fertilisation of flowers by insectsʼ - 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, 1906)

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 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 naturalised in the British Isles. For the use of beginners and amateurs - Bentham, George, 1800 -1884 (L. Reeve, 1908)

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 & Co., ltd, 1918)

Handbook to the natural history of Cambridgeshire - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (University press, 1904)

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

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

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

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

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1928)

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

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, 1871)

Hardy ferns and flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenneth E. Gillett, 1931)

Hardy ferns and flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenneth E. Gillett, 1930)

Hardy ferns and flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenneth E. Gillett, 1929)

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 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1928)

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

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, 1924)

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

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, 1931)

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

Hardy herbaceous plants and ornamental grasses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink and Atkins, 1903)

Hardy native and imported alpines and perennials : retail catalog 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1941)

Hardy perennials and old-fashioned garden flowers. Describing the most desirable plants for borders, rockcries, and shrubberies, and including both foliage and flowering plants - Wood, John, of Woodville, Eng. (L.U. Gill, 1884)

Hardy plants : a complete collection : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank Josifko, 1926)

Hardy plants : a complete collection : 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank Josifko, 1927)

Hardy plants : a complete collection, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank Josifko, 1929)

Hardy plants : a complete collection, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frank Josifko, 1930)

Hardy plants for the rock-garden [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyman's Framingham Nurseries, 1929)

Harman's general catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (M.H. Harman Company, 1915)

Hedwigia (Verlag und Druck von C. Heinrich, 1873)

Hedwigia (Verlag und Druck von C. Heinrich, 1899)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & company, 1910)

Herb list of Village Hill Nursery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Village Hill Nursery, 1943)

Herb list of Village Hill Nursery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Village Hill Nursery, 1941)

Herb list of Village Hill Nursery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Village Hill Nursery, 1942)

Herb list of Village Hill Nursery : annuals, biennials and perennials used as herbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Village Hill Nursery, 1938)

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

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

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)

Les herborisations parisiennes; recherche, étude pratique et détermination facile des plantes qui croissent dans les environs de Paris - Baillon, H. (Henri), 1827 -1895 (O. Doin, 1890)

Hereditas - Mendelian Society of Lund. (Published by the Mendelian Society of Lund for the Scandinavian Association of Geneticists, 1922)

Heredity - Thomson, J. Arthur (John Arthur), 1861 -1933 (Putnam, 1908)

Heredity - Thomson, J. Arthur (John Arthur), 1861 -1933 (J. Murray, 1920)

Heredity - Thomson, J. Arthur (John Arthur), 1861 -1933 (J. Murray, 1912)

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

Histoire des plantes de Dauphiné ... - Villars, Dominique, 1745 -1814 (Chez l'auteur, 1786)

Histoire des plantes de Dauphiné ... - Villars, Dominique, 1745 -1814 (Chez l'auteur, 1787)

Histoire des plantes de Dauphiné ... - Villars, Dominique, 1745 -1814 (Chez l'auteur, 1789)

Histoire naturelle de Pline - Pliny, the Elder, 23 or 24 -79 (C. L. F. Panckoucke, 1829)

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 Phanérogames Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1840)

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)

Historische Studien und Skizzen zu Naturwissenschaft, Industrie und Medizin am Niederrhein : Der 70 Versammlung der deutschen Naturforscher und Ärzte gewidmet von dem Naturwissenschaftlichen Verein [et al.] - Naturwissenschaftlicher Verein, Düsseldorf. (Bergisch-Rheinische Verlags-Anstalt, 1898)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. H. Horsford, 1931)

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

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)

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

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

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

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1917)

Horticulture Northwest - Northwest Ornamental Horticultural Society (Northwest Ornamental Horticultural Society, 1977)

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, 1810)

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, 1890)

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

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

Hunt's perfection seeds, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1929)

Hunt's perfection seeds, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1930)

Hunt's perfection seeds, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1931)

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)

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)