Grundzüge der Pflanzenverbreitung in den Karpathen - Pax, Ferdinand, 1858 -1942 (W. Engelmann, 1898)

Guayule (Parthenium argentatum Gray), a rubber-plant of the Chihuahuan Desert - Lloyd, Francis Ernest, 1868 -1947 (Carnegie Institution of Washington, 1911)

Guide du botaniste dans le canton de Fribourg : contribution à l'étude de la flore suisse - Castella, François, 1850 -1913 (Librairie de l'Université, 1891)

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)

Guide du botaniste sur le Grand St-Bernard - Tissière, P. G. (Pierre Germain), 1828 -1868 (Impr. Dulex-Ansermoz, 1868)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1895)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1883)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1914)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1888)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1892)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1894)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1896)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1897)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1898)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1899)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1904)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1909)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1910)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1911)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1912)

Hallauer's dahlias, gladioli, shrubs, roses and old-fashioned hardy perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1928)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1941, 26th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1941)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds, cut flowers : spring and fall 1956, 41st year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1956)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1944, 29th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1944)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1937, 22nd year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1937)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : fall 1934-spring 1935, 20th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1934)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1942, 27th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1942)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1939, 24th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1939)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1955, 40th year : for the rockery, home grounds, cut flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1955)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1940, 25th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1940)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1946, 31st year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1946)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1945, 30th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1945)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : fall 1933-spring 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1933)

Hallauer's hardy herbaceous plants, bulbs, and dahlias : spring 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1932)

Hallawell's annual catalog [of] seeds, plants, trees : 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Hallawell Seed Company], 1916)

Hallawell's annual catalog. seeds, plants, trees 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Hallawell Seed Company], 1917)

Hallawell's annual catalogue 1915 : seeds, plants, trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Hallawell Seed Company], 1915)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1852)

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

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

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

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

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1889)

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

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)

Handbook and catalog of pot grown rock plants for 1950 and 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mayfair Nurseries, 1950)

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 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 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 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)

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 Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1913)

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

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 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 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, 1877)

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, 1937 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1937)

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

Hardy flowering perennials, roses, shade and flowering trees, shrubs, hedge plants, vines, evergreens, fruit trees, and small fruits : price list, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bristol Nurseries, Inc, 1930)

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 garden flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Knickerbocker Nurseries, 1916)

Hardy herbaceous & Alpine plants : autumn 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1928)

Hardy herbaceous & Alpine plants : fall 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1930)

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

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, autumn 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1929)

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

Hardy herbaceous & Alpine plants : wholesale catalog, autumn 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1928)

Hardy herbaceous & Alpine plants : wholesale catalog, fall 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1930)

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 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1927)

Hardy herbaceous & Alpine plants : wholesale catalog, Spring 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1929)

Hardy herbaceous & Alpine plants : wholesale catalog, spring 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1930)

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 : retail catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch and Son's Hardy Perennial Gardens, 1929)

Hardy herbaceous and alpine plants : retail catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch and Son's Hardy Perennial Gardens, 1928)

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

Hardy herbaceous and alpine plants : spring 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1931)