The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1969)

Green thumb news - Denver Botanic Gardens. (Educational Dept., Denver Botanic Gardens, Inc.], 1997)

Greenwood Nurseries, Incorporated, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Greenwood Nurseries, Inc, 1938)

Grevillea - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Williams and Norgate, 1874)

Grevillea - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Williams and Norgate, 1876)

Die Grossschmetterlinge der Erde : eine systematische Bearbeitung der bis jetzt bekannten Grossschmetterlinge - Seitz, Adalbert, 1860 -1938 (Verlag des Seitzschen Werkes (Alfred Kernen), 1932)

Grow trees, evergreens, shrubs, perennials and fruits from seeds : fall - 1926 and spring - 1927 [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Conyers B. Fleu, Jr, 1926)

Growers of modern fruits and ornamentals 1947 : genuine sullivan's early elberta peach - Harrison's Nurseries (Berlin, Md.) (Harrisons', 1947)

Gründzuge der Botanik; Repetitorium für Studierende der Naturwissenschaften und Medicin und Lehrbuch für politechnische, land- und forstwirtschaftliche Lehranstalten - Luerssen, Christian, 1843 -1916 (1877)

Grundriss der Pflanzengeographie mit ausführlichen Untersuchungen über das Vaterland, den Anbau und den Nutzen der vorzüglichsten Culturpflanzen, welche den Wohlstand der völker Begründen - Meyen, Franz Julius Ferdinand (Haude und Spenersche buchhandlung (S.J. Joseephy), 1836)

Grundzüge der pflanzenverbreitung auf der Iberischen halbinsel - Willkomm, Moritz, 1821 -1895 (W. Engelmann, 1896)

Grundzüge der Pflanzenverbreitung auf der iberischen Halbinsel - Willkomm, Moritz, 1821 -1895 (W. Engelmann, 1896)

Grundzüge der Pflanzenverbreitung in Chile - Reiche, Karl Friedrich, 1860 -1929 (W. Engelmann, 1907)

Guide - Field Museum of Natural History. ([The Museum], 1910)

Guide illustré du sylviculteur canadien - Chapais, J.-C. (Jean Charles), 1850 -1926 (E. Senécal, 1883)

Guide leaflet - American Museum of Natural History (The Museum, 1901)

Guide leaflet - American Museum of Natural History (The Museum, 1907)

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

A guide to the exhibition rooms of the departments of natural history and antiquities - British Museum (printed by order of the Trustees, 1867)

A guide to the exhibition rooms of the Departments of Natural History and Antiquities - British Museum (Natural History) (Printed by order of the Trustees, 1877)

A guide to the exhibition rooms of the departments of natural history and antiquities - British Museum (printed by order of the Trustees, 1874)

A guide to the exhibition rooms of the Departments of Natural History and Antiquities - British Museum (Natural History) (Printed by order of the Trustees, 1878)

A guide to the exhibition rooms of the Departments of Natural History and Antiquities - British Museum (Natural History) (Printed by order of the Trustees, 1879)

Guide to the insects of Connecticut - Wheeler, William Morton, 1865 -1937 (Printed for The State Geological and Natural History Survey, 1923)

A guide to the trees - Rowan, Ellis, 1848 -1922 (W. Briggs, 1900)

A guide to the trees; with sixty-four coloured and one hundred and sixty-four black-and-white plates and fifty-five diagrams - Rowan, Ellis, 1848 -1922 (F.A. Stokes, 1900)

Guidebook for the identification of woods used for ties and timbers - Forest Products Laboratory (U.S.) (Govt. print. off, 1917)

Guidebook for the identification of woods used for ties and timbers - Forest Products Laboratory (U.S.) (U.S. Govt.Print.Off, 1917)

Gutheil Park Nurseries [catalog] : 1913 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gutheil Park Nurseries, 1913)

Gypsy moth management in the United States : a cooperative approach : final environmental impact statement - United States. Animal; Plant Health Inspection Service. (U.S. Dept. of Agriculture, Forest Service, Northeastern Area State and Private Forestry, 1995)

The gypsy moth. Porthetria dispar (Linn.). A report of the work of destroying the insect in the commonwealth of Massachusetts, together with an account of its history and habits both in Massachusetts and Europe - Fernald, C. H. (Charles Henry), 1838 -1921 (Wright & Potter Printing Co, 1896)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1859)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1867)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1870)

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

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1880)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1886)

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)

A hand-book to the order Lepidoptera - Kirby, W. F. (William Forsell), 1844 -1912 (E. Lloyd, 1896)

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 for rangers & woodsmen - Taylor, Jay L. B. (Jay Laird Burgess), 1884 - (John Wiley & sons, inc.; [etc., etc.], 1917)

Handbook for rangers and woodsmen - Taylor, Jay L. B. (Jay Laird Burgess), 1884 - (John Wiley & Sons, Inc, 1916)

Handbook of "better built trees" - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Marshall Nurseries, 1955)

Handbook of "better built trees" - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Marshall Nurseries, 1956)

Handbook of fruit and ornamental trees and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hoopes, Bro. & Thomas Company, 1910)

Handbook of fruit trees and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Maple Avenue Nurseries, 1902)

Handbook of Nebraska trees : a guide to the native and most important introduced species - Pool, Raymond J. (Raymond John), 1882 -1967 (University of Nebraska, 1919)

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 (Swan, 1904)

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 trees of New England, with ranges throughout the United States and Canada - Brooks, Henry, 1857 - (Ginn, 1901)

Handbook of the trees of New England, with ranges throughout the United States and Canada - Bigelow, Elizabeth Gleason. (Ginn, 1901)

Handbook of the trees of the northern states and Canada east of the Rocky Mountains, photo-descriptive - Hough, Romeyn Beck, 1857 -1924 (Romeyn Beck Hough, 1907)

Handbook of the trees of the northern states and Canada east of the Rocky Mountains. Photo-descriptive - Hough, Romeyn Beck, 1857 -1924 (1921)

Handbook of the trees of the northern states and Canada east of the Rocky Mountains - Hough, Romeyn Beck, 1857 -1924 (The author, 1918)

Handbook of the trees of the northern states and Canada east of the Rocky mountains - Hough, Romeyn Beck, 1857 -1924 (The author, 1907)

Handbook of the trees of the northern states and Canada east of the Rocky Mountains : photo-descriptive - Hough, Romeyn Beck, 1857 -1924 (Harper & Brothers, 1907)

Handbook of the trees of the northern states and Canada east of the Rocky mountains - Hough, Romeyn Beck, 1857 -1924 (Macmillan, 1907)

Handbook of trees, shrubs, vines, ornamental plants and fruits : for lawns, parks, gardens, streets and country estates - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Nursery Company, 1909)

Handbook of trees, shrubs vines, ornamental plants and fruits for lawns, parks, gardens, streets and country estates - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Nursery Company, 1915)

Handbook of trees, shrubs vines, ornamental plants and fruits for lawns, parks, gardens, streets and country estates - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Nursery Company, 1913)

A handbook to the order Lepidoptera - Kirby, W. F. (William Forsell), 1844 -1912 (E. Lloyd, limited, 1897)

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

Handbuch der Forst- und Jagdgeschichte Deutschlands - Schwappach, Adam Friedrich, 1851 -1932 (J. Springer, 1886)

Handbuch der Forstwissenschaft - Lorey, Tuisko von, 1845 -1901 (H. Laupp, 1912)

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

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

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

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1928)

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

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

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1932)

Handbuch der Pflanzenkrankheiten - Sorauer, Paul, 1839 -1916 (P. Parey, 1921)

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 der vergleichenden Physiologie - Winterstein, Hans, 1879 - (Fischer, 1914)

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

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

Hannoverisches Magazin, worin kleine Abhandlungen, einzelne Gedanken, Nachrichten, Vorschläge und Erfahrungen, so die Verbesserung des Nahrungs-Standes, die Land- und Stadt-Wirthschaft, Handlung, Manufacturen und Künste, die Physik, die Sittenlehre und angenehmen Wissenschaften betreffen, gesamlet und aufbewahret sind (s.n.], 1764)

The Harbinger - Illinois Native Plant Society. (Illinois Native Plant Society, 2010)

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, 1890)

Hardwood record (Hardwood Co, 1906)

Hardwood record (Hardwood Co, 1912)

Hardwood record (Hardwood Co, 1914)

Hardwood record (Hardwood Co, 1915)

Hardwood record (Hardwood Co, 1916)

Hardwood record (Hardwood Co, 1919)

Hardy fruits and ornamentals - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (C.L. Watrous, Capital City Nurseries, 1919)

Hardy nut trees : horticultural varieties - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mountain Nut Co, 1939)

Hardy nut trees : horticultural varieties - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mountain Nut Co, 1938)

Hardy ornamental plants for the south : trees, deciduous shrubs, broad-leaved evergreens, coniferous evergreens, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1925)

Hardy ornamental plants for the south : trees, deciduous shrubs, broad-leaved evergreens, coniferous evergreens, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1922)

Hardy ornamental plants for the south : trees, deciduous shrubs, broad-leaved evergreens, coniferous evergreens, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1924)

Hardy ornamental trees, shrubs, roses, plants and fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Park Nurseries, 1911)

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

Hardy perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upton Gardens, 1930)

Hardy perennials, trees, evergreens, shrubs, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upton Gardens, 1936)

Hardy plant materials : 1935-1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coryell Nursery, 1935)

Hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairfax Farms Nursery, 1926)

Hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stabler Nursery, 1930)

Hardy plants for the home garden, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1939)

Hardy plants for the home garden, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1940)

Hardy trees, shrubs and plants [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.B. Austin Nursery Co, 1915)

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)

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

[Harlan P. Kelsey (Firm) materials] - Harlan P. Kelsey (Firm) (1885)

Harmful non-indigenous species in the U.S. : hearings before the Committee on Governmental Affairs, United States Senate, One Hundred Third Congress, second session, March 11 and 15, 1994 - United States. Congress. Senate. Committee on Governmental Affairs. (U.S. G.P.O, 1994)

Harrisons' annual nursery book : largest growers of fruit trees in the world - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1934)

Harrisons' nurseries - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1915)

Harrisons' nurseries - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1928)

Harrisons' nurseries - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1917)

Harrisons' Nurseries [catalog and price list] - Harrison's Nurseries (Berlin, Md.) (Harrisons' Nurseries, 1929)

Harrisons' Nurseries : fruit and ornamental nursery stock - Harrison's Nurseries (Berlin, Md.) (Harrisons' Nurseries, 1916)

Harrisons' nurseries, inc. : nurserymen - orchardists - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1931)

Harrisons' nursery book 1932 : true to name quality nursery products - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1932)

Harrisons' nursery book for fall & winter 1932 : quality stock and true to name - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1932)

Harrisons' planters guide : spring 1935 - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1935)

Harrisons' planting guide 1933 : plant fruit for profit - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1933)

Harrisons' planting guide 1936 : superior fruits and ornamentals - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1936)

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