Hallawell's for your garden, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1941)

Hallawell's, San Francisco : 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1942)

Hallawell's, San Francisco, 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hallawell Seed Company, 1943)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1853)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1856)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1887)

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

Hamilton's home garden catalogue, 1934 / Hamilton Seed & Coal Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hamilton Seed & Coal Co, 1934)

Hamilton's home garden catalogue, 1935 / Hamilton Seed & Coal Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hamilton Seed & Coal Co, 1935)

Hand-book of trees and hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan and Sons, 1915)

Hand-book of trees and hardy plants. 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1917)

Hand-book of trees and hardy plants : 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan and Sons, 1916)

Hand-book of trees and hardy plants : spring 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1910)

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)

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 flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1908)

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 hardy trees, shrubs, and herbaceous plants : containing descriptions, native countries, etc. of a selection of the best species in cultivation, together with cultural details, comparative hardiness, suitability for different situations, etc. : 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 (Longmans, Green, 1873)

Handbook of ornamental trees, shrubs, hardy perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1917)

Handbook of ornamental trees, shrubs, hardy perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1916)

Handbook of plant tolerances to methyl bromide - United States. Animal; Plant Health Inspection Service. Plant Protection; Quarantine Programs. (Dept. of Agriculture, Animal and Plant Health Insp. Serv., Plant Protection and Quar. Programs, 1977)

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 - 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 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, 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 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 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)

Handbook of the wild and cultivated flowering plants, by Chester Arthur Darling... - Darling, Chester Arthur. (The Mason-Henry press, 1912)

Handbook of trees, shrubs, roses, plants for garden and greenhouse : 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.N. Pierson Inc, 1916)

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

Handbuch der allgemeinen Botanik - Müller, Nicolaus Jacob Carl, 1843? -1901 (C. Winter's UniversitMatsbuchhandlung, 1880)

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

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 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 Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1909)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1925)

Handbuch der Pflanzenkrankheiten - Lindau, Gustav, 1866 -1923 (P. Parey, 1908)

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 Getreidebaues - Werner, Hugo, Dr. (Parey, 1885)

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)

Hardie's 23rd seed annual : 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Company, 1922)

Hardie's 24th seed annual : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Company, 1923)

Hardie's 25th seed annual, 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Co, 1924)

Hardie's 26th seed annual, 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Co, 1925)

Hardie's 27th seed annual, 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Co, 1926)

Hardie's garden book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Company, 1934)

Hardie's spring seed annual : garden, flower and field seeds, bulbs, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Company, 1932)

Hardie's spring seed annual : garden, flower and field seeds, bulbs and supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Company, 1933)

Hardie's thirtieth seed annual for 1929 : garden, flower and field seeds, bulbs, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Company, 1929)

Hardie's thirty-second seed annual for 1931 : garden, flower and field seeds, bulbs, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Company, 1931)

Hardie's Twenty-ninth seed annual, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Co, 1928)

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, 1869)

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, 1878)

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, 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, 1865)

Hardy and annual flowering plants : catalog for 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perkins Brothers, 1930)

Hardy and annual flowering plants : perennials and biennials, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perkins Bros, 1932)

Hardy and annual flowering plants : Vol. 3, March 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perkins Brothers, 1935)

Hardy azaleas, rhododendrons, perennials and evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New Market Perennial Gardens, 1929)

Hardy ferns, wild and hardy perennial flowers, evergreens : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1926)

Hardy ferns, wild and perennial flowers, evergreens : 1927-28 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1927)

Hardy ferns, wild and perennial flowers, evergreens, rock garden plants : 1907-1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1933)

Hardy ferns, wild and rock garden plants, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1937)

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

Hardy ferns, wild and rock garden plants, evergreens, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1935)

Hardy ferns, wild and rock garden plants, evergreens, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1938)

Hardy ferns, wild and rock garden plants, evergreens, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1939)

Hardy ferns, wild and rock garden plants, evergreens, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1940)

Hardy ferns, wild and rock garden plants, evergreens, 1940 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1940)

Hardy ferns, wild and rock garden plants, evergreens, hardy plants for better homes and gardens : 1930 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1930)

Hardy ferns, wild and rock garden plants, evergreens, hardy plants for better homes and gardens : 1929 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1929)

Hardy ferns, wild and rock garden plants, evergreens, hardy plants for better homes and gardens : 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1931)