Guide to the Economic Museum of the New York Botanical Garden - Rusby, Henry Hurd, 1855 -1940 (1921)

A guide to the natural history of the Isle of Wight : a series of contributions by specialists relating to the various branches of natural history and kindred subjects - Morey, Frank, 1858 -1925 (The County Press, 1909)

Guide to trees and shrubs, based on those of Greater New York; native, naturalized, and commonly cultivated exotic kinds - Rush, Hester Mary, 1890 - (1949)

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)

Gulielmi Hudsoni, Regiae Societatis Socii et Pharmacopaei Londinensis, Flora anglica : exhibens plantas per regnum Britanniæ sponte crescentes, distributas secundum systema sexuale : cum differentiis specierum, synonymis auctorum, nominibus incolarum, solo locorum, tempore florendi, officinalibus pharmacopæorum - Hudson, William, 1730? -1793 (Printed for R. Faulder [and 9 others], 1798)

Gulielmi Pisonis medici Amstelædamensis De Indiæ utriusque re naturali et medica libri quatuordecim, quorum contenta pagina sequens exhibet - Piso, Willem, 1611 -1678 (apud Ludovicum et Danielem Elzevirios, 1658)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1854)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1865)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1871)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1872)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1878)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1885)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1890)

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-book of Indian agriculture - Mukerji, Nitya Gopal, 1907 (Thacker, Spink & co, 1901)

Hand-book of Indian flora; being a guide to all the flowering plants hitherto described as indigenous to the continent of India - Drury, Herber, 1819 -1872 (Trabancore Sircar Press, 1869)

A hand-book to the flora of Ceylon : containing descriptions of all the species of flowering plants indigenous to the island, and notes on their history, distribution, and uses : with an atlas of plates illustrating some of the more interesting species - Hooker, Joseph Dalton, 1817 -1911 (Dulau, 1893)

Hand-list of Coniferae : grown in the Royal botanic gardens - Royal Botanic Gardens, Kew. (Printed for H. M. Stationery off. by Darling & son, Ltd, 1903)

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

Hand-list of tender momocotyledons, excluding Orchideae, cultivated in the Royal Gardens, Kew - Royal Botanic Gardens, Kew. (Printed for H. M. S. O., by Eyre and Spottiswoode, 1897)

Hand-list of tender monocotyledons, excluding Orchideae, cultivated in the Royal Gardens, Kew. 1897 - Royal Botanic Gardens, Kew. (Printed for H.M. Stationery Off. by Eyre and Spottiswoode, 1897)

Hand-list of trees and shrubs, excluding Coniferae, grown in Arboretum - Royal Botanic Gardens, Kew. (Printed for H.M. Stationery Off., by Darling, 1902)

Handbook and price list : rare and interesting plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southern California Acclimatizing Association, 1911)

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

Handbook of native woody plants of the United States - United States. Soil Conservation Service. (Soil Conservation Service, 1936)

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

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 : 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 - 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, 1858)

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)

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 Laubholzkunde : Beschreibung der in Deutschland heimischen und im Freien kultivierten Bäume und Sträucher. Für Botaniker, Gärtner und Forstleute - Dippel, Leopold, 1827 -1914 (P. Parey, 1889)

Handbuch der Laubholzkunde. Beschreibung der in Deutschland heimischen und im Freien kultivierten Bäume und Sträucher - Dippel, Leopold, 1827 -1914 (P. Parey, 1889)

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 palaeontologie - Schimper, Wilhelm-Philippe, 1808 -1880 (R. Oldenbourg, 1890)

Handbuch der Petrefactenkunde : eine Beschreibung aller bis jetzt bekannten Versteinerungen aus dem Thier- und Pflanzenreiche / von Friedrich Holl ; Mit einer Einleitung über die Vorwelt der organischen Wesen auf der Erde, von Ludwig Choulant - Holl, Friedrich. (Ernst'schen Buchhandlung, 1843)

Handbuch der pharmaceutischen botanik - Juch, Karl Wilhelm, 1774 -1821 (Stein'sche buchhandlung, 1804)

Handbuch der pharmaceutischen Botanik. : Mit illuminirten Kupfern - Volckart, Johann Friedrich, 1750 -1812 (Im Verlag der Stein'schen buchhandlung, 1804)

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

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)

Handbuch zur Erkennung der nutzbarsten und am häufigsten vorkommenden Gewächse - Link, Heinrich Friedrich, 1767 -1851 (Spenerschen Buchhandlung, 1831)

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)

Handwörterbuch der naturwissenschaften - Verworn, Max, 1863 -1921 (G. Fischer, 1912)

Die Harbkesche wilde Baumzucht theils Nordamerikanischer und anderer fremder : theils einheimischer Bäume, Sträucher und Strauchartigen Pflanzen, nach den Kennzeichen der Anzucht, den Eigenschaften und der Benutzung - Walwert, Georg Christoph, 1748 -1812 (im Verlage de Fürstl. Waisenhaus-Buchhandlung, 1771)

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, 1883)

Hardy ornamental flowering trees and shrubs - Webster, A. D. (Angus Duncan), 1855 -1931 (Smith, Elder, 1908)

Hardy ornamentals : trees, plants bulbs ferns shrubs, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1899)

Hardy ornamentals trees plants bulbs shrubs ferns vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1900)

Hardy plant material, spring 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, Inc, 1947)

Hardy plant material spring 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Linn County Nurseries, 1948)

Hardy plants : spring, 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward J. Canning Company, 1924)

Hardy trees and shrubs, greenhouse plants, orchids - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Roehrs Co, 1915)

Hardy trees and shrubs, greenhouse plants, orchids [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julius Roehrs Company, 1914)

Hardy trees, shrubs & plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Capital City Nurseries, 1920)

Hardy trees, shrubs & plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Capital City Nurseries, 1922)

Hardy trees, shrubs & plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Capital City Nurseries, 1921)

Hardy woody plants in the New York Botanical Garden - New York Botanical Garden (New York Botanical Garden, 1920)

Harmsworth's Universal encyclopedia - Hammerton, John Alexander, Sir, 1871 -1949 (Educational Bk. Co, 1900)

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

Der Hausvater - Münchhausen, Otto, Freiherr von, 1716 -1774 (Försters und Sohns Erben, 1765)

Der Hausvater - Münchhausen, Otto, Freiherr von, 1716 -1774 (Försters und Sohns Erben, 1770)

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)

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

Helpful hints on plant selection : issued for the use of its customers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southern California Acclimatizing Association, 1914)

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)

The herball, or, Generall historie of plantes - Dodoens, Rembert, 1517 -1585 (By [Edm. Bollifant for Bonham Norton and] Iohn Norton, 1597)

The herball, or Generall historie of plantes - Gerard, John, 1545 -1612 (Printed by Adam Islip, Joice Norton and Richard Whitakers, 1633)

The herball, or, Generall historie of plantes - Dodoens, Rembert, 1517 -1585 (Printed by Adam Islip Joice Norton and Richard Whitakers, 1633)

The herball, or, Generall historie of plantes - Gerard, John, 1545 -1612 (Printed by Adam Islip, Joice Norton and Richard Whitakers, 1636)

The Herball, or, Generall historie of plantes - Dodoens, Rembert, 1517 -1585 (By Iohn Norton, 1597)

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)