Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1991)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1992)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1993)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1997)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 2008)

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, 1963)

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

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1973)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1974)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1980)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1981)

Green thumb news - Denver Botanic Gardens. (Educational Dept., Denver Botanic Gardens, Inc.], 1983)

Green thumb news - Denver Botanic Gardens. (Educational Dept., Denver Botanic Gardens, Inc.], 1988)

Green thumb news - Denver Botanic Gardens. (Educational Dept., Denver Botanic Gardens, Inc.], 1989)

Green thumb news - Denver Botanic Gardens. (Educational Dept., Denver Botanic Gardens, Inc.], 1991)

Green thumb news - Denver Botanic Gardens. (Educational Dept., Denver Botanic Gardens, Inc.], 1992)

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

Green thumb newsletter - Denver Botanic Gardens. (Denver Botanic Gardens, 1982)

Griswold's garden annual : complete garden guide for 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robt. S. Griswold Seed & Floral Co, 1950)

Grower's flower seed catalog : for the Pacific Northwest 1957-1958 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Chas. H. Lilly Co, 1957)

Growers of own root French lilacs, fine peonies, flowering crabs, and flowering almonds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edw. J. Gardner Nursery, 1947)

Growers of own root French lilacs, fine peonies, flowering crabs, and flowering almonds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edw. J. Gardner Nursery, 1948)

guang zhou zhi wu jian suo biao - Hou, Kuanzhao 侯宽昭 (ke xue chu ban she, 1957)

Guernsey breeders' journal - American Guernsey Cattle Club. (American Guernsey Association, 1914)

The Guernsey County (Ohio) metereorites : a complete account of the phenomena attending their fall, with a chemical analysis of them - Smith, J. Lawrence (John Lawrence), 1818 -1883 (Printed by E. Hayes, 1861)

Guide leaflet - American Museum of Natural History (The Museum, 1942)

Guide to better gardens 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Goldfarb Garden Dept, 1948)

Guide to better gardens 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Goldfarb Seed Store, 1949)

Guide to better gardens for 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Goldfarb's Seed Department, 1947)

Guide to gardening on Cape Cod, 1950 : reliable gardening materials, seeds, insecticides, fertilizers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.V. Lawrence, Inc, 1950)

Guide to the Blackmore Museum, Salisbury - Blackmore Museum (Salisbury, England) (Bell & Daldy, 1800)

Guide to the study of the collections in the Section of Applied Geology : the nonmetallic minerals - Merrill, George P. (George Perkins), 1854 -1929 (G.P.O, 1901)

Guldemond's fresh seeds, 1951 : nursery - seeds and supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1951)

Guldemond's fresh seeds, 1952 : bulbs, seeds, plants, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1952)

Guldemond's fresh seeds, 1953 : bulbs, seeds, plants, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1953)

Guldemond's fresh seeds, 1954 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1954)

Guldemond's fresh seeds, 1955 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1955)

Guldemond's fresh seeds, 1956 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1956)

Guldemond's fresh seeds, 1957 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1957)

Guldemond's fresh seeds, 1958 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1958)

Guldemond's fresh seeds, 1959 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1959)

The Gulf of Alaska : physical environment and biological resources - United States. Minerals Management Service. Alaska OCS Region. (U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Service, Office of Oceanography and Marine Assessment, Ocean Assessments Division, Alaska Office, 1987)

The Gull - Audubon Association of the Pacific. (Golden Gate Audubon Society, 1948)

The Gull - Audubon Association of the Pacific. (Golden Gate Audubon Society, 1966)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1909)

A half century of the South Congregational Church, New Britain, Conn. : 1842-1892 - New Britain, Conneticut. South Congregational Church. (The Church, 1893)

Hallawell's annual catalog 1922 : seeds, plants, trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Hallawell Seed Company], 1922)

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

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1875)

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

Handbook of Australian fungi - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Williams and Norgate, 1892)

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

Handbook of ornamental trees, shrubs, hardy perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1917)

Handbook of ornamental trees, shrubs, hardy perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1916)

Handbook of Pennsylvania standards for grading and marketing fruits and vegetables - Pennsylvania. Department of Agriculture. (Commonwealth of Pennsylvania Dept. of Agriculture, 1944)

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)

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

Handy reference atlas of the world : with general index and geographical statistics - Bartholomew, J. G. (John George), 1860 -1920 (Dutton, 1904)

Hanna Kunz Family Collection - Kunz, Hanna

Hardie's 27th seed annual, 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (David Hardie Seed Co, 1926)

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, 1884)

Hardwood record (Hardwood Co, 1904)

Hardwood record (Hardwood Co, 1905)

Hardwood record (Hardwood Co, 1906)

Hardwood record (Hardwood Co, 1907)

Hardwood record (Hardwood Co, 1908)

Hardwood record (Hardwood Co, 1909)

Hardwood record (Hardwood Co, 1910)

Hardwood record (Hardwood Co, 1911)

Hardwood record (Hardwood Co, 1912)

Hardwood record (Hardwood Co, 1913)

Hardwood record (Hardwood Co, 1914)

Hardwood record (Hardwood Co, 1915)

Hardwood record (Hardwood Co, 1916)

Hardwood record (Hardwood Co, 1917)

Hardwood record (Hardwood Co, 1918)

Hardwood record (Hardwood Co, 1921)

Hardy Fern Foundation newsletter - Hardy Fern Foundation. (The Foundation, 1995)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2011)