The genus Pinus - Shaw, George Russell, 1848 - (Roverside Press, 1914)

Geographic distribution of the pines of the world - Little, Elbert Luther, 1907 -2004 (U.S. Dept. of Agriculture, Forest Service, 1966)

The geological magazine, or, Monthly journal of geology - Woodward, Henry, 1832 -1921 (Cambridge University Press, 1881)

The geology of Russia in Europe and the Ural mountains - Keyserling, A. (Alexander), 1815 -1891 (J. Murray, 1845)

Gesammelte Werke - Humboldt, Alexander von, 1769 -1859 (J.G. Cotta, 1889)

Gesammelte werke von Alexander von Humboldt - Humboldt, Alexander von, 1769 -1859 (J.G. Cotta, 1889)

Die gewerblichen Eigenschaften der Hölzer - Nördlinger, Hermann von, 1818 -1897 (1890)

Glen Brothers Inc., Glenwood Nursery : 1917 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glen Brothers Inc, 1917)

The Gotelli Dwarf and Slow-Growing Conifer Collection - National Arboretum (U.S.) (U.S. Dept. of Agriculture, Agricultural Research Service, U.S. National Arboretum, 1987)

Great Autumn surplus sale : Harlan P. Kelsey, Inc., 1885-1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, Inc, 1938)

Great Basin naturalist memoirs - Brigham Young University. (Brigham Young University, 1987)

Great Basin naturalist memoirs - Brigham Young University. (Brigham Young University, 1992)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1975)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1977)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1979)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1982)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1983)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1994)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1995)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 2001)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1944)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1951)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1956)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1958)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1960)

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

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1975)

Green thumb newsletter - Denver Botanic Gardens. (Denver Botanic Gardens, 1975)

Die Grossschmetterlinge der Erde : eine systematische Bearbeitung der bis jetzt bekannten Grossschmetterlinge - Seitz, Adalbert, 1860 -1938 (Verlag des Seitzschen Werkes (Alfred Kernen), 1915)

Die Grossschmetterlinge der Erde : eine systematische Bearbeitung der bis jetzt bekannten Grossschmetterlinge - Seitz, Adalbert, 1860 -1938 (Verlag des Seitzschen Werkes (Alfred Kernen), 1954)

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)

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)

Gymnosperms; structure and evolution - Chamberlain, Charles Joseph, 1863 -1943 (The University of Chicago Press, 1935)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1908)

A handbook of systematic botany - Warming, Eugenius, 1841 -1924 (Swan, 1904)

Handbuch der Forstpolitik mit besonderer Berücksichtigung der Gesetzgebung und Statistik - Endres, Max, 1860 -1940 (J. Springer, 1905)

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

Handbuch der pflanzenkrankheiten begründet - Lindau, Gustav, 1866 -1923 (P. Parey, 1921)

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

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

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

Handbuch der Zoologie mit besonderer Berücksichtigung derjenigen Thiere, welch in Bezug auf Forst und Landwirthschaft, sowie hinsichtlich der Jagd vorzüglich wichtig sind ... Zweiter Theil Wirbellos Thiere ... - Döbner, Eduard Philipp, 1810 -1890 (Krebs, 1862)

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, 1886)

Hardwood record (Hardwood Co, 1914)

Hardy coniferous trees : being a concise description of each species and variety, with the most recently approved nomenclature, lists of synonyms, and best methods of cultivation - Webster, A. D. (Angus Duncan), 1855 -1931 (Hutchinson, 1896)

Hardy plants for New England gardens, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1937)

Hardy plants for New England gardens, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1938)

Hardy plants for New England gardens, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1941)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1940)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1939)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1936)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1935)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1933)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens : 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1930)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1932)

Hardy plants for New England gardens : perennials, rock plants, flowering shrubs, evergreens : 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gray & Cole, 1931)

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

Haupt, Preis liste der gangbarsten Gemüse, Gras, Blumen und landwirthschaftlichen Saaten : Herbst 1899, Frühjahr 1900 : No. 184, 30. Jahrgang - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Robra, 1899)

Hauptkatalog 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. Haubensak Söhne, 1938)

Hauptkatalog 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. Haubensak Söhne, 1939)

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

Hedges and evergreens - Warder, J. A. (John Aston), 1812 -1883 (A. O. Moore, 1858)

Hedwigia (Verlag und Druck von C. Heinrich, 1914)

Hedwigia (Verlag und Druck von C. Heinrich, 1916)

Hedwigia (Verlag und Druck von C. Heinrich, 1919)

Helios - Huth, Ernst, 1845 -1897 (R. Friedländer & Sohn, 1916)

Herbaceous perennials, rock plants, and hardy vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muller-Sealey Co., Inc, 1930)

Herbaceous perennials, rock plants, and hardy vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muller-Sealey Co., Inc, 1927)

Les Hétéroptères Miridés de France. tome 1, les secteurs biogéographiques - Ehanno, Bernard 1935 - (1983)

Les Hétéroptères Miridés de France : inventaire critique des espèces recensées des territoires étudiés, des milieux explorés, d'après les travaux des auteurs depuis 1820 et les données personnelles. tome II-A, Inventaire et synthèses écologiques - Ehanno, Bernard 1935 - (1987)

Hill's evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D. Hill Nursery Co., Inc, 1928)

Hill's evergreens, fall 1934 : Hill's trade catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D. Hill Nursery Co, 1934)

Hill's evergreens : place your orders now for delivery spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D. Hill Nursery Co., Inc, 1928)

Histoire naturelle des principales productions de l'Europe méridionale et particulièrement de celles des environs de Nice et des Alpes Maritimes - Risso, A. (Antoine), 1777 -1845 (Chez F.-G. Levrault, libraire, 1826)

História natural illustrada. Compilação sobre os mais auctorisados trabalhos zoologicos por Julio de Mattos - Mattos, Julio Xavier de (Magalhães & Moniz)

A history of British birds - Seebohm, Henry, 1832 -1895 (Pub. for the author by R. H. Porter [etc.], 1884)

A history of British birds, with coloured illustrations of their eggs - Seebohm, Henry, 1832 -1895 (Pub. for the author by R.H. Porter [etc.], 1884)

A history of British forest-trees, indigenous and introduced - Selby, Prideaux John, 1788 -1867 (J. van Voorst, 1842)

A history of British forest-trees : indigenous and introduced - Selby, Prideaux John, 1788 -1867 (J. van Voorst, 1842)

The history of creation, or, The development of the earth and its inhabitants by the action of natural causes : a popular exposition of the doctrine of evolution in general, and of that of Darwin, Goethe and Lamarck in particular - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (D. Appleton and Company, 1880)

The history of creation, or, The development of the earth and its inhabitants by the action of natural causes : doctrine of evolution in general, and of that of Darwin, Goethe, and Lamarck in particular / from the German of Ernst Haeckel ; the translation revised by E. Ray Lankester - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (Henry S. King, 1876)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1879)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1894)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1906)

A history of the birds of Europe : including all the species inhabiting the western palaearctic region - Sharpe, Richard Bowdler, 1847 -1909 (Published by the Author, 1871)

Hoffmann-Dennert botanischer Bilderatlas, nach dem naturlichen Pflanzensystem - Dennert, Eberhard, 1861 -1942 (Schweizerbart, 1911)

Home garden and landscape guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1931)

Home garden and landscape guide, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1932)

Home garden and landscape guide : 1933 discounts - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1933)

Home landscapes, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1929)

Home landscapes including trees that save ten years : descriptive catalogue, price-list, 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, Isaac Hicks & Son, 1915)

Home landscapes including trees that save ten years : descriptive catalogue, price-list, 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1916)

Home landscapes : price list for 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, Inc, 1936)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1890)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1897)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1898)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1900)

Horticulteur belge, journal des jardiniers et amateurs (1833)

L'Horticulteur français de mil huit cent cinquante et un : journal des amateurs et des intérêts horticoles - Hérincq, F. (François), 1820 -1891 (Bureau du journal, 1872)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1904)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1906)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1907)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1913)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1919)

Horticulture Northwest - Northwest Ornamental Horticultural Society (Northwest Ornamental Horticultural Society, 1979)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1856)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1859)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1874)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1875)

Hortus woburnensis; a descriptive catalogue of upwards of six thousand ornamental plants cultivated at Woburn Abbey ... - Bedford, John Russell, Duke of, 1766 -1839 (J. Ridgway, 1833)

Hortus Woburnensis. A descriptive catalogue of upwards of six thousand ornamental plants cultivated at Woburn Abbey ... - Bedford, John Russell, Duke of, 1766 -1839 (J. Ridgway, 1833)

House & garden (Condé Nast Publications, etc.], 1917)

How to plan the home grounds - Parsons, Samuel, 1844 -1923 (Doubleday & McClure co, 1899)

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1882)

The hypodermataceae of conifers - Darker, Grant Dooks. (The Arnold Arboretum of Harvard University, 1932)

I. Oberpliocäne Flora und Fauna des Untermaintales, insbesondere des Frankfurter Klärbeckens. II. Unterdiluviale Flora von Hainstadt a. M - Engelhardt, H. (Hermann), 1839 -1918 (Im Selbstverlage der Senckenbergischen Naturforschenden Gesellschaft, 1908)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1861)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1886)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1901)

Ideen zu einer Geographie der Pflanzen : nebst einem Naturgemälde der Tropenländer : auf Beobachtungen und Messungen gegründet, welche vom 10ten Grade nördlicher bis zum 10ten Grade südlicher Breite, in den Jahren 1799, 1800, 1801, 1802 und 1803 angestellt worden sind - Humboldt, Alexander von, 1769 -1859 (Bey F.G. Cotta, 1807)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1935)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son & Co, 1900)

An illustrated dictionary of medicine, biology and allied sciences ... by George M. Gould. 5th ed., with additions and corrections - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son, 1907)

An illustrated manual of British birds - Saunders, Howard, 1835 -1907 (Gurney and Jackson, 1899)

An illustrated manual of British birds - Saunders, Howard, 1835 -1907 (Gurney and Jackson, 1889)

Illustriertes Jahrbuch der Naturkunde (Karl Prochaska, 1911)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCLXI usque ad finem anni MDCCCCLXV nonnulla etiam antea edita complectens. Supplementum quartum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

Index plantarum Japonicarum, sive, Enumeratio plantarum omnium ex insulis Kurile, Yezo, Nippon, Sikoku, Kiusiu, Liukiu, et Formosa hucusque cognitarum systematice et alphabetice disposita adjectis synonymis selectis, nominibus Japonicis, locis natalibus - Matsumura, Jinzo, 1856 -1928 (Apud Maruzen, 1904)

Insects injurious to forest and shade trees - Packard, A. S. (Alpheus Spring), 1839 -1905 (Govt. Print. Off, 1881)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1914)

Internationally dangerous forest tree diseases - International Union of Forest Research Organizations. Working Group on International Cooperation in Forest Disease Research. (U.S. Dept. of Agriculture, Forest Service, 1963)

Introduction to the Arctic zoology - Pennant, Thomas, 1726 -1798 (Printed for Robert Faulder, 1792)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, 1917)

Introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green and co, 1913)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green, 1917)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green, and co, 1921)