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 naturalized in, the British Isles : for the use of beginners and amateurs - Hooker, Joseph Dalton, 1817 -1911 (L. Reeves, 1887)

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 - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve & co, 1892)

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 - Bentham, George, 1800 -1884 (L. 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. 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 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 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 wild and cultivated flowering plants, by Chester Arthur Darling... - Darling, Chester Arthur. (The Mason-Henry press, 1912)

A handbook to plants in Victoria - Willis, J. H. (James Hamlyn), 1910 -1995 (Melbourne University Press, 1972)

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

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

Handbuch der Botanik - Schenk, A. (August), 1815 -1891 (E. Trewendt, 1879)

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

Handbuch der Naturbeschreibung zum Schul- und Privatunterrichte - Tetzner, Wilhelm. (Im Verlage der Hahnschen Hofbuchhandlung, 1826)

Handbuch der Naturgeschichte aller drei Reiche, fur Lehrer and Lernende, fur Schule und Haus - Bromme, Traugott, 1802 -1866 (1850)

Handbuch der Naturgeschichte. Zum Gebrauch bei vorlesungen - Burmeister, Hermann, 1807 -1892 (Verlag von Theod. Chr. Friedr. Enslin, 1836)

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

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 des natürlichen Pflanzensystems nach allen seinen Classen, Ordnungen und Familien : nebst naturgemässer Gruppirung der Gattungen, oder Stamm und Verzweigung des Gewächsreiches : enthaltend eine vollständige Charakteristik und Ausführung der natürlichen Verwandtschaften der Pflanzen in ihrer Richtung aus der Metamorphose und geognostischen Verbreitung, wie die fortgebildete Zeit deren Anschauung fordert - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (Arnold, 1850)

Handbuch des natürlichen Pflanzensystems nach allen seinen Classen, Ordnungen und Familien : nebst naturgemässer Gruppirung der Gattungen, oder Stamm und Verzweigung des Gewächsreiches : enthaltend eine vollständige Charakteristik und Ausführung der natürlichen Verwandtschaften der Pflanzen in ihrer Richtung aus der Metamorphose und geographischen Verbreitung, wie die fortgebildete Zeit deren Anschauung fordert - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (Arnold, 1837)

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

Handbuch zur Erkennung der nutzbarsten und am häufigsten vorkommenden Gewächse - Link, Heinrich Friedrich, 1767 -1851 (Spenerschen Buchhandlung, 1829)

Handleiding tot de kennis der flora van Nederlandsch Indië : Beschrijving van de families en geslachten der Nederl. Indische phanerogamen - Boerlage, Jacob Gijsbert, 1849 -1900 (E.J. Brill, 1891)

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)

The Harbinger - Illinois Native Plant Society. (Illinois Native Plant Society, 2015)

Hardrock mineral leasing : Mark Twain National Forest, Missouri : final environmental impact statement - United States. Bureau of Land Management. (U.S. Dept. of Agriculture, Forest Service, , Eastern Region, 1988)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2002)

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)

Hardy perennial plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Purdy, 1917)

Hardy perennial plants [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upper Bank Nurseries, 1927)

Hardy perennials and rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upper Bank Nurseries, 1930)

Hardy perennials and rock plants : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upper Bank Nurseries, 1928)

Hardy perennials and rock plants : wholesale catalogue, spring and fall 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Flower Gardens, 1938)

Hardy perennials and rock plants : wholesale catalogue, spring and fall 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Flower Gardens, 1939)

Hardy plants for the home garden, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1937)

Hardy plants for the home garden : Wisconsin wild flowers, perennials and herb plants : fall of 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1941)

Hardy trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, 1910)

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)

The Harmsworth universal atlas and gazetteer (Amalgamated Press, 1861)

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 : 1886-1921, 35th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1921)

Harris 19th annual garden book and seed catalog, 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Inc, 1927)

Harris garden book and seed catalog : 21st annual 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Incorporated, 1929)

Harris garden book and seed catalog : 22nd annual 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Incorporated, 1930)

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

Hayward's Botanist's pocket-book; containing the chief characteristics of British plants; with botanical name, common name, soil or situation, colour, growth, and time of flowering of every plant, arranged under its own order - Druce, George Claridge, 1850 -1932 (G. Bell, 1930)

Headwater wetlands in the Missouri River Basin of southwestern Montana : characterization and description of their extent, destribution and condition - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2017)

Heinrich Gottfried, Grafens von Mattuschka ... Flora Silesiaca, oder, Verzeichniss der in Schlesien wildwachsenden Pflanzen : nebst einer umständlichen Beschreibung derselben, ihres Nutzens und Gebrauches so wohl in Absicht auf die Arzney- als Haushaltungs-Wissenschaft - Mattuschka, Heinrich Gottfried, Graf von, 1734 -1779 (W.G. Korn, 1776)

Helios - Huth, Ernst, 1845 -1897 (R. Friedländer & Sohn, 1894)

Hemerocallis 1957 new introductions : real values, reasonable prices - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Richards' Gardens, 1957)

Hemerocallis 1958 new introductions : real values, reasonable prices - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Richards' Gardens, 1958)

Hemerocallis list - 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenwood Iris Gardens, 1951)

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)

Henrici Godefridi, Comitis de Mattuschka ... Enumeratio stirpium in Silesia sponte crescentium - Mattuschka, Heinrich Gottfried, Graf von, 1734 -1779 (Sumptibus G. T. Kornii, 1779)

The Henry Philipps Seed & Implement Co. : growers, importers, wholesale and retail dealers in flower, field and garden seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Philipps Seed and Implement Co, 1904)

The Henry Philipps Seed & Implement Co. : growers, importers, wholesale and retail dealers in flower, field and garden seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Philipps Seed and Implement Co, 1905)

The Henry Philipps Seed & Implement Co. : growers, importers, wholesale & retail dealers in garden, field & flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry Philipps Seed and Implement Co, 1903)

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

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, 1947)

Herb list of Village Hill Nursery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Village Hill Nursery, 1948)

Herb list of Village Hill Nursery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Village Hill Nursery, 1949)

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)

Herb list of Village Hill Nursery, owner, Dorcas Brigham, Asso. Prof. Botany, Smith College - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Village Hill Nursery, 1944)

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 - 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, 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. (Tooles, 1946)

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 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 of Garry-nee-Dule, 1949)

Herb magic : being a catalogue of herb plants and seeds, prepared culinary and fragrant herbs, gifts and favors : season of 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tooles of Garry-Nee-Dule, 1941)

Herb magic : being a catalogue of herb plants and seeds, prepared culinary and fragrant herbs, gifts and favors : season of 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tooles of Garry-Nee-Dule, 1942)

The herbaceous garden - Martineau, Alice Vaughan-Williams. (Williams & Norgate, 1913)

Herbal catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Indiana Botanic Garden, 1953)

Das Herbarienbuch : Erklärung des natürlichen Pflanzensystems, systematische Aufzählung, Synonymik und Register der bis jetzt bekannten Pflanzengattungen ... = Repertorium herbarii, sive, Nomenclator generum plantarum systematicus synonymicus et alphabeticus ad usum practicum accommodatus ... - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (In der Arnoldischen Buchh, 1841)

Herbario nuouo - Durante, Castore, 1529 -1590 (Appresso Bartholomeo Bonfadino, & Tito Diani, 1585)