The Great Lakes botanist : a journal of North American botany - Michigan Botanical Club. (Michigan Botanical Club, 2020)

The Great Lakes botanist : a journal of North American botany - Michigan Botanical Club. (Michigan Botanical Club, 2021)

The Great Lakes botanist : a journal of North American botany - Michigan Botanical Club. (Michigan Botanical Club, 2022)

The Great Lakes botanist : a journal of North American botany - Michigan Botanical Club. (Michigan Botanical Club, 2023)

The Great Lakes botanist : a journal of North American botany - Michigan Botanical Club. (Michigan Botanical Club, 2024)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1980)

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

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1998)

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

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1948)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1954)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1957)

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

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1965)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1967)

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

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1976)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1983)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1985)

Green thumb news - Denver Botanic Gardens. (Educational Dept., Denver Botanic Gardens, Inc.], 1995)

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

Green thumb newsletter - Denver Botanic Gardens. (Denver Botanic Gardens, 1973)

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

Greenbrier Nurseries, Norfolk, Virginia - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Greenbrier Nurseries, 1939)

Greenbrier Nurseries, Norfolk, Virginia - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Greenbrier Nurseries, 1936)

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 specimen trees, shrubs, evergreens and hardy perennials, bulbs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Wilmore, 1935)

Guide books of excursions in Canada. 1-10 - Geological Survey of Canada (Government Printing Bureau, 1913)

Guide for selecting superior trees for shelterbelts in the Prairie Plains - Read, Ralph A., 1916 - (Lake States Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1964)

Guide illustré du sylviculteur canadien - Chapais, J.-C. (Jean Charles), 1850 -1926 (J.A. Langlais, 1891)

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

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

Guide to quaking aspen ecology and management : with emphasis on Bureau of Land Management Lands in the western United States - United States. Bureau of Land Management. (Utah State University, Wildland Resources Department and Ecology Center, Western Aspen Alliance, 2017)

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)

Guide to the spring flowers of Minnesota, field and garden - Clements, Frederic E. (Frederic Edward), 1874 -1945 (University of Minnesota, 1913)

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)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1856)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1874)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1887)

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 : spring 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1910)

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)

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 garden and orchard : 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beatrice Nursery, 1949)

The handbook for practical farmers, dealing with the more important aspects of farming in the United States - Findlay, Hugh, 1879 -1950 (D. Appleton and company, 1920)

Handbook of nature study, for teachers and pupils in elementary schools - Lange, D. (Dietrich), 1863 -1940 (The Macmillan co, 1898)

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 ornamental trees and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Maple Avenue Nurseries, 1904)

Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (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 & Co. Publishers, The Athenaeum Press, 1902)

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)

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

Handbuch für botanische Bestimmungsübungen - Niedenzu, Franz, 1857 -1937 (Engelmann, 1895)

The Harbinger - Illinois Native Plant Society. (Illinois Native Plant Society, 2013)

The Harbinger - Illinois Native Plant Society. (Illinois Native Plant Society, 2015)

The Harbinger - Illinois Native Plant Society. (Illinois Native Plant Society, 2017)

The Harbinger - Illinois Native Plant Society. (Illinois Native Plant Society, 2024)

Hardwood record (Hardwood Co, 1906)

Hardwood record (Hardwood Co, 1912)

Hardy fruit and ornamental trees : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Coe, Converse & Edwards Co, 1910)

Hardy fruits & ornamentals - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coe, Converse & Edwards Co, 1912)

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

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

Hardy plant material for 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, 1929)

Hardy plant material for 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, 1930)

Hardy plant material for 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, 1931)

Hardy plant material for 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, 1932)

Hardy plant material for 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, Inc, 1935)

Hardy plant material for 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, Inc, 1936)

Hardy plant material for 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, Inc, 1937)

Hardy plant material for 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, Inc, 1938)

Hardy plant material for 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, Inc, 1939)

Hardy plant material for 1940 / Snyder Bros., Inc. ; [the Linn County Nurseries] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros., Inc, 1940)

Hardy plant material for 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, Inc, 1941)

Hardy plant material for 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, Inc, 1942)

Hardy plant material for spring of 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, Inc, 1943)

Hardy plant material for spring of 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, Inc, 1944)

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

Hardy trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Naperville Nurseries, 1913)

Hardy trees, shrubs, vines, roses, plants and their uses : spring 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries Co, 1914)

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)

Harrisons' nurseries - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1918)

Harrisons' nurseries : nurserymen and orchardists - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1919)

Hedwigia (Verlag und Druck von C. Heinrich, 1885)

Hedwigia (Verlag und Druck von C. Heinrich, 1897)

Hedwigia (Verlag und Druck von C. Heinrich, 1898)

Helps to a beautiful home - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter's Nursery Co, 1907)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & Co, 1890)