A guide to the wild flowers east of the Mississippi and north of Virginia - Taylor, Norman, 1883 -1967 (Greenberg, 1928)

Gulielmi Hudsoni, Regiae Societatis Socii et Pharmacopaei Londinensis, Flora anglica : exhibens plantas per regnum angliae sponte crescentes, distributas secundum systema sexuale : cum differentiis specierum, synonymis autorum, nominibus incolarum, solo locorum, tempore florendi, officinalibus pharmacopaeorum - Hudson, William, 1730? -1793 (Impensis auctoris, 1762)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1863)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1866)

Hampstead Hill : its structure, materials and sculpturing - Lobley, James Logan, 1834 -1913 (Roper and Drowley, 1889)

Hampstead Hill; its structure, materials, and sculpturing. With The flora of Hampstead by Henry T. Wharton; The insect fauna of Hampstead - Lobley, James Logan, 1834 -1913 (Roper and Drowley, 1889)

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

Handbok i Skandinaviens flora : innefattande sveriges och norges växter, till och med mossorna - Hartman, Carl Johan, 1790 -1849 (Z. Haeggström, 1864)

A handbook of British lepidoptera - Meyrick, Edward, 1854 -1938 (Maomillan, 1895)

Handbook of experiment station work - United States. Office of Experiment Stations. (Gov't print. off, 1893)

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 plants - Henderson, Peter, 1822 -1890 (P. Henderson, 1881)

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

A handbook of systematic botany - Warming, Eugenius, 1841 -1924 (Macmillan & Co, 1895)

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 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 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. 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 naturalized in, the British Isles - Bentham, George, 1800 -1884 (L. Reeve, 1865)

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. By George Bentham - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve & Co, 1920)

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 flora of Philadelphia and vicinity, containing data relating to the plants within the following radius: eastern Pennsylvania; all of New Jersey except the northern counties; and New Castle County, Delaware, with keys for identification of species - Brown, Stewardson, 1867 -1921 (Philadelphia Botanical Club, 1905)

Handbook of the New Zealand flora : a systematic description of the native plants of New Zealand and the Chatham, Kermadec's, Lord Auckland's, and Macquarrie's islands - Hooker, Joseph Dalton, 1817 -1911 (Reeve & Co, 1867)

Handbook of the Torquay flora; comprising the flowering plants and ferns growing in and around Torquay, with their respective habitats - Stewart, Robert, M.R.C.S. (E. Croydon, Royal Library, 1860)

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

Handbuch der botanischen terminologie und systemkunde - Bischoff, Gottlieb Wilhelm, 1797 -1854 (1830)

Handbuch der medicinisch-pharmaceutischen Botanik - Polet, C. B. (Verlag von C.B. Polet, 1850)

Handbuch der Pharmakognosie - Remy, E. (C. H. Tauchnitz, 1909)

Handlexikon der Naturwissenschaften und Medizin - Bechhold, H. (Heinrich), 1866 -1937 (Bechhold, 1919)

Handwörterbuch der Pharmakognosie des Pflanzenreichs - Wittstein, Georg Christian, 1810 -1887 (E. Trewendt, 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, 1877)

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, 1880)

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, 1888)

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)

Hardy herbaceous & Alpine plants : Spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1927)

Hardy herbaceous & Alpine plants : wholesale catalog, Spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1927)

Hardy herbaceous and Alpine plants : Autumn 1925 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1925)

Hardy herbaceous and Alpine plants : Autumn 1926 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and Alpine plants : Spring 1926 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and Alpine plants : wholesale catalog, Autumn 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and Alpine plants : wholesale catalog, Spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside 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. (The Firm, 1926)

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

Hardy plants for the home garden, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1938)

Hardy plants of rare quality : Fall 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1903)

Hardy plants : root strength, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1936)

Hardy plants, root strength, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1937)

Hardy plants, root strength, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1938)

Hardy plants : roses, shrubs, lilies, bulbs, seeds : wholesale catalog, spring 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1941)

Hardy trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Roehrs Company, 1919)

Hardy trees, shrubs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Daybreak Nurseries, 1936)

Hardy trees, shrubs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Louis A. Byrne Nurseries, Inc, 1936)

Harnden's seed annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1922)

Harnden's seed annual : 1886-1923, 37th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1923)

Harnden's seed annual : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1924)

Harnden's tested seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1920)

Harnden Seed Co. 1886-1914, 28th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1914)

Harnden Seed Co. 1886-1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1916)

The Harnden Seed Co. 1886-1918, thirty-two years in business - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1918)

Harper's guide to wild flowers - Creevey, Caroline A. Stickney, 1843 -1920 (Harper, 1912)

Harris 1923 garden book and seed catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Inc, 1923)

Harris garden book and seed catalog : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Inc, 1926)

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

Hedwigia (Verlag und Druck von C. Heinrich, 1903)

Hedwigia (Verlag und Druck von C. Heinrich, 1907)

De heide als handelsgewas en sierplant - Uikens, Th. F. (K. van Hulst, 1858)

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)

The Henry Philipps Seed & Implement Co., growers, importers, wholesale & retail dealers in garden, field & flower seeds, 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Philipps Seed and Implement Co, 1915)

The Henry Philipps Seed and Implement Co. : growers importers wholesale & retail dealers in garden field & flower seeds 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Philipps Seed and Implement Co, 1911)

The Henry Philipps Seed and Implement Co., importers and growers of garden, field and flower seeds, bulbs and plants : 1913 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Philipps Seed and Implement Co, 1913)

The Henry Philipps Seed and Implement Co., importers and growers of garden, field and flower seeds, bulbs and plants : 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Philipps Seed and Implement Co, 1910)

The Henry Philipps Seed and Implement Co., importers and growers of garden, field and flower seeds, bulbs and plants : 1908 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Philipps Seed and Implement Co, 1908)

The herb-garden - Bardswell, Frances Anne. (A. & C. Black, 1911)

The herb-garden. With sixteen illustrations in colour drawn from nature by Florence Amherst and Isabelle Forrest - Bardswell, Frances Anne. (A. & C. Black, ltd, 1911)

Herb grower's handbook - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laurel Hill Herb Farm, 1949)

Herb magic and hardy plants for the home garden, 1944 : herb plants and seeds, herb products, native ferns and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tooles of Garry-Nee-Dule, 1944)

Herb magic and Wisconsin ferns, wild flowers : herb plants and seeds, herb products, native ferns and wild flowers - Tooles of Garry-Nee-Dule. (Tooles, 1950)

Herb magic and Wisconsin ferns, wild flowers : herb plants and seeds, herb products, native ferns and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tooles, 1947)

Herb magic and Wisconsin ferns, wild flowers : herb plants and seeds, herb products, native ferns and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Tooles of Garry-nee-Dule, 1948)

Herb magic and Wisconsin ferns, wild flowers : herb plants and seeds, herb products, native ferns and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tooles, 1945)

Herb seeds and plants grown at Plantation Gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plantation Gardens, 1953)

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 Blackwellianum emendatum et auctum, id est, Elisabethae Blackwell collectio stirpium : quae in pharmacopoliis ad medicum usum asseruantur, quarum descriptio et vires ex Anglico idiomate in Latinum conversae sistuntur figurae maximam partem ad naturale exemplar emendantur floris fructusque partium repraesentatione augentur et probatis botanicorum nominibus illustrentur. Cum praefatione Tit. Pl. D.D. Christophori Iacobi Trew ; excudit figuras pinxit atque in aes incidit Nicolaus Fridericus Eisenbergerus ... - Blackwell, Elizabeth, 1707 -1758 (Typis Io. Iosephi Fleischmanni, 1765)

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

Herborisations au Levant : Égypte, Syrie et Méditerranée - Barbey, William, 1842 -1914 (G. Bridel, 1882)

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)

Herbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cheltenham Nurseries, 1937)

Herbs and aromatic plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herb Centre, 1937)

Herbs for flavor and fragrance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Herb Farm Shop, 1955)

Herbs for flavor and fragrance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Herb Farm Shop, 1956)

Herbs for flavor and fragrance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Herb Farm Shop, 1954)

Herbs for flavor and fragrance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hav'alook Gardens, 1957)

Herbs for flavor and fragrance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hav'alook Gardens, 1956)

Herbs for flavor and fragrance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hav'alook Gardens, 1955)

Herbs for flavor and fragrance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hav'alook Gardens, 1958)

Herbs for flavor and fragrance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hav'alook Gardens, 1952)

Herbs for flavor and fragrance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hav'alook Gardens, 1953)

Herbs for flavor and fragrance - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Herb Farm Shop, 1953)

Herbs from Twin Trees Gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Twin Trees Gardens, 1942)

Herbs, rare house plants, geraniums, begonias, perennials : 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Merry Gardens, 1956)

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

Der Hercynische Florenbezirk : Grundzüge der Pflanzenverbreitung im mitteldeutschen Berg- und Hügellande vom Harz bis zur Rhön, bis zur Lausitz und dem Böhmer Walde - Drude, Oscar, 1852 -1933 (W. Engelmann, 1902)

Les Hétéroptères Miridés de France. tome 1, les secteurs biogéographiques - Ehanno, Bernard 1935 - (1983)

Les Hétéroptères Miridés de France : inventaire critique des espèces recensées des territoires étudiés, des milieux explorés, d'après les travaux des auteurs depuis 1820 et les données personnelles. tome II-A, Inventaire et synthèses écologiques - Ehanno, Bernard 1935 - (1987)

High class seeds and implements - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muzzy Brothers, 1901)

High class seeds and implements - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muzzy Brothers, 1903)

High class seeds and implements - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muzzy Brothers, 1902)

High grade seeds, plants and bulbs : catalogue for 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Company, 1921)

High grade seeds, plants and bulbs : catalogue for 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Company, 1922)

High grade seeds, plants and bulbs : catalogue for 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Company, 1924)

High quality American, Dutch, English and French flower bulbs for autumn planting, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Co, 1946)

High quality bulbs for autumn planting 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Co, 1947)

Hippocrateaceae Labiatae - De Kok, R. P. J. (Rogier P. J.) (2004)

Histoire abrégée des plantes usuelles : contenant leurs différens noms latins, français et vulgaires, leurs doses, leurs principales compositions en pharmacie, et la manière de s'en servir - Chomel, Pierre Jean Baptiste, 1671 -1740 (chez L. Duprat-Duverger, 1804)

Histoire des plantes d'Europe et étrangères. Les plus communes, les plus utiles et les plus curieuses, ou, Élémens de botanique pratique : ouvrage dans lequel on donne le signalement précis, suivant la méthode et les principes de Linné, des genres et des espèces leur synonymie, leurs propriétés, et une suite d'observations rédigées d'après nature - Linné, Carl von, 1707 -1778 (Chez Amable Leroy, 1806)

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 - Baillon, H. (Henri), 1827 -1895 (Librairie Hachette, 1892)

Histoire des plantes Suisses : ou Matière médicale et de l'usage économique des plantes - Haller, Albrecht von, 1708 -1777 (Société typographique, 1791)

Histoire naturelle - Pliny, the Elder, 23 or 24 -79 (Didot, 1865)

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

Histoire naturelle des coléoptères de France - Mulsant, Martial Étienne, 1797 -1880 (Maison, 1859)

Histoire naturelle des coléoptères de France - Mulsant, Martial Étienne, 1797 -1880 (Maison, 1856)

Histoire naturelle des drogues simples, ou, Cours d'histoire naturelle professé à l'École de pharmacie de Paris - Guibourt, N.-J.-B.-G. (Nicolas Jean Baptiste Gaston), 1790 -1867 (J. Baillière, 1849)

Histoire naturelle des drogues simples : ou Cours d'histoire naturelle professé a l'École supérieure de pharmacie de Paris - Guibourt, N.-J.-B.-G. (Nicolas Jean Baptiste Gaston), 1790 -1867 (J.-B. Baillière et fils, 1876)

Histoire naturelle des Iles Canaries - Webb, Philip Barker, 1793 -1854 (Béthune, éditeur, 1840)

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 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)

Histology of medicinal plants - Mansfield, William (J. Wiley & sons, inc.; [etc., etc.], 1916)