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)

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

Gymnospermae : Cycadaceae, Pinaceae, Taxodiaceae, Cupressaceae, Podocarpaceae, Cephalotaxaceae, Taxaceae, Gnetaceae - Muséum national d'histoire naturelle (France) (1996)

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)

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

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1858)

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

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

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

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

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

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1876)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1877)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1879)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1882)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1888)

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

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

Hampel's Gartenbuch für Jedermann : Anleitung zur praktischen Ausübung aller Zweige der Gärtnerei : aus der Praxis für die Praxis : mit 198 in den Text gedruckten Abbildungen - Kunert, Fritz, 1863 -1948 (Verlagsbuchhandlung Paul Parey, 1902)

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)

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 choice ornamental trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Audubon Nursery, 1917)

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

Handbook of experiment station work - United States. Office of Experiment Stations. (Gov't print. off, 1893)

Handbook of native woody plants of the United States - United States. Soil Conservation Service. (Soil Conservation Service, 1936)

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)

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

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

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

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

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

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

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 systematischen botanik, mit besonderer berücksichtigung der arzneipflanzen. Bd. 1 - Luerssen, Christian, 1843 -1916 (H. Haessel, 1879)

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)

Handy book of ornamental conifers of rhododendrons and other American flowering shrubs suitable for the climate and soils of Britain - Fraser, Hugh, botanist. (W. Blackwood and sons, 1875)

Hardwood record (Hardwood Co, 1911)

Hardwood record (Hardwood Co, 1912)

Hardwood record (Hardwood Co, 1913)

Hardwood record (Hardwood Co, 1915)

Hardy American ornamental plants for immediate effects : spring 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1936)

Hardy American plants : the largest nursery-grown stock of native plants in America - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1898)

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

Hardy Bryan Croom and John Torrey correspondence, 1834-1837 - Croom, Hardy Bryan, 1798 -1837 (1836)

Hardy collected, evergreens, shrubs, vines, ferns, new lilies : wholesale list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Crosby Horsford, 1940)

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 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)