Gray's school and field book of botany : consisting of "Lessons in botany" and "Field, forest, and garden botany," bound in one volume - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor, 1881)

Gray's School and field book of botany : consisting of "Lessons in botany" and "Field, forest, and garden botany" bound in one volume - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor & Co, 1875)

Gray's School and field book of botany : consisting of "Lessons in botany" and "Field, forest, and garden botany" bound in one volume - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor & Co, 1873)

Gray's school and field book of botany : consisting of "Lessons in botany" and "Field, forest, and garden botany," bound in one volume - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor, & Co, 1870)

Gray's school and field book of botany. Consisting of "Lessons in botany," and "Field, forest, and garden botany," bound in one volume - Gray, Asa, 1810 -1888 (American Book Co, 1887)

Gray's school and field book of botany. Consisting of "Lessons in botany" and "Field, forest, and garden botany" bound in one volume. By Asa Gray - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor, & company, 1881)

Gray's school and field book of botany. Consisting of "Lessons in botany," and "Field, forest, and garden botany," bound in one volume - Gray, Asa, 1810 -1888 (American book company, 1901)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1977)

Great Basin naturalist memoirs - Brigham Young University. (Brigham Young University, 1982)

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, 1973)

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

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1985)

Grevillea - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Williams and Norgate, 1872)

Die Grossschmetterlinge der Erde : eine systematische Bearbeitung der bis jetzt bekannten Grossschmetterlinge - Seitz, Adalbert, 1860 -1938 (Verlag des Seitzschen Werkes (Alfred Kernen), 1935)

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)

Growth in trees - MacDougal, Daniel Trembly, 1865 -1958 (Carnegie Institution of Washington, 1921)

Growth in trees - MacDougal, Daniel Trembly, 1865 -1958 (Carnegie Inst. of Wash, 1921)

Growth of plants; twenty years' research at Boyce Thompson Institute - Crocker, William, 1876 -1950 (Reinhold Pub. Corp, 1948)

Growth studies in forest trees I Pinus rigida Mill - Brown, Harry Philip, 1887 -1951 (1914)

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

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

Guide to forestry - Illick, Joseph S. (Joseph Simon), 1884 -1967 (1922)

The Guide to nature - Agassiz Association. (Agassiz Association, 1921)

Guide to the insects of Connecticut - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (Geological and Natural History Survey, 1916)

Guide to the insects of Connecticut - Wheeler, William Morton, 1865 -1937 (Printed for The State Geological and Natural History Survey, 1916)

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 Pinetum, by Edmund H. Fulling - Fulling, Edmund H. (Edmund Henry), 1903 - (New York Botanical Garden, 1929)

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)

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

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, 1854)

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

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

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

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

Hand-list of Coniferae, grown in the Royal Botanic Gardens - Royal Botanic Gardens, Kew. (Printed for H.M. Stationery Off. by Darling, 1903)

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)

A handbook of Coniferae, including Ginkgoaceæ - Jackson, Albert Bruce, 1876 -1947 (Longmans, Green, 1923)

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, 1909)

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

Handbook of plants and general horticulture - Henderson, Peter. (1890)

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 - Bigelow, Elizabeth Gleason. (Ginn, 1901)

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 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, 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, 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)

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

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

Handbuch der Nadelholzkunde. Systematik, Beschreibung, Verwendung und Kultur der Freiland-Coniferen. Für Gärtner Forstleute und Botaniker - Beissner, Ludwig, 1843 -1927 (P. Parey, 1891)

Handbuch der Nadelholzkunde; Systematik, Beschreibung, Verwendung und Kultur der Ginkgoaceen, Freiland-Coniferen und Gnetaceen, für Gärtner. Forstleute und Botaniker - Beissner, Ludwig, 1843 -1927 (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 - Sorauer, Paul, 1839 -1916 (P. Parey, 1921)

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