Gray's new manual of botany : a handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada - Robinson, Benjamin Lincoln, 1864 -1935 (American Book Company, 1908)

Grazing effects on herbage composition and nutrient distribution on a Florida range flatwoods - Smith, Burton J., 1932 - (1978)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1980)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1981)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1983)

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

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

The Great Lakes botanist : a journal of North American botany - Michigan Botanical Club, (Michigan Botanical Club, 2017)

Green mountain everbearing strawberry - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George D. Aiken, 1935)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1986)

Ground cover plants : rock-garden plants and herbaceous, perennials, trees, shrubs and evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hugh B. Barclay, 1945)

Grundzüge der Pflanzenverbreitung in den Karpathen - Pax, Ferdinand, 1858 -1942 (W. Engelmann, 1898)

Grundzüge der Pflanzenverbreitung in den Kaukasusländern von der unteren Wolga über den Manytsch-Scheider bis zur Scheitelfläche Hocharmeniens - Radde, Gustav, 1831 -1903 (W. Engelmann, 1899)

guang zhou chang jian jing ji zhi wu - Zhongguo zhi wu xue hui guang zhou fen hui (中国植物学会广州分会编)

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

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

gui zhou jing ji zhi wu tu shuo - Lin, Xiuhao (gui zhou ren ming chu ban she)

gui zhou jue lei zhi wu zhi 贵州蕨类植物志 - Wang, Peishan & Wang Xiaoying 王培善，王筱英 (gui zhou ke ji chu ban she贵州科技出版社, 2001)

Guidelines for forage resource evaluation within central Oregon pumice zone - United States. Forest Service. Pacific Northwest Region. (U.S.D.A. Forest Service, Pacific Northwest Region, 1985)

Haliburton flora : an annotated list of the vascular plants of the County of Haliburton, Ontario - Royal Ontario Museum. (Royal Ontario Museum, 1991)

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)

A handbook of systematic botany - Warming, Eugenius, 1841 -1924 (Macmillan & Co, 1895)

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

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)

A handbook to plants in Victoria - Willis, J. H. (James Hamlyn), 1910 -1995 (Melbourne University Press, 1970)

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

Handlexikon der Naturwissenschaften und Medizin - Bechhold, H. (Heinrich), 1866 -1937 (Bechhold, 1919)

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

Hardy American ornamental plants for immediate effects - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1934)

Hardy American ornamental plants for immediate effects : fall 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1935)

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

Hardy American ornamental plants for immediate effects : spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1935)

Hardy deciduous trees and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1937)

Hardy Fern Foundation newsletter - Hardy Fern Foundation. (The Foundation, 1992)

Hardy Fern Foundation newsletter - Hardy Fern Foundation. (The Foundation, 1993)

Hardy Fern Foundation newsletter - Hardy Fern Foundation. (The Foundation, 1994)

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

Hardy Fern Foundation newsletter - Hardy Fern Foundation. (The Foundation, 1996)

Hardy Fern Foundation newsletter - Hardy Fern Foundation. (The Foundation, 1997)

Hardy Fern Foundation newsletter - Hardy Fern Foundation. (The Foundation, 1998)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 1998)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 1999)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2001)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2002)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2003)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2004)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2005)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2006)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2007)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2008)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2010)

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

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2013)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2014)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2016)

Hardy ferns and flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenneth E. Gillett, 1932)

Hardy native bulbs, ferns, orchids, wild flowers, and transplanted evergreens and shrubs : trade list, fall 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Co, 1930)

Hardy native ferns, orchids, lilies, trilliums : all for planting in early autumn, 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1927)

Hardy native plants, evergreens and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1935)

Hardy native plants, evergreens and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1934)

Hardy native plants, evergreens and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1932)

Hardy native plants, evergreens and shrubs, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Co, 1932)

Hardy native plants, evergreens and shrubs, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles H. Williams Nurseries, 1939)

Hardy native plants, evergreens and shrubs, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles H. Williams Nurseries, 1940)

Hardy native plants, evergreens and shrubs, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles H. Williams Nurseries, 1941)

Hardy native plants, evergreens, trees and shrubs : 1942 wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles H. Williams Nurseries, 1942)

Hardy native plants, evergreens, trees and shrubs : 1945 wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles H. Williams Nurseries, 1945)

Hardy native plants, evergreens, trees and shrubs : 1947 wholesale price-list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles H. Williams Nurseries, 1947)

Hardy native plants, evergreens, trees and shrubs : 1950 wholesale price-list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles H. Williams Nurseries, 1950)

Hardy plants and bulbs : fall 1948, spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1949)

Hardy plants for the home garden, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1937)

Hardy plants for the home garden, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1941)

Hardy trees, shrubs, plants and bulbs : all for autumn planting : summer and fall 1950, extended for spring 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1951)

Hardy trees, shrubs, plants and bulbs : all for autumn planting : summer and fall 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1950)

Hardy trees, shrubs, plants and bulbs : all for spring planting : spring 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1956)

Hardy trees, shrubs, plants and bulbs : all for spring planting : spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1952)

Hardy trees, shrubs, plants and bulbs : all for spring planting : spring 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1953)

Hardy trees, shrubs, plants and bulbs : fall 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1949)

Hardy trees, shrubs, plants and bulbs : fall-spring 1946-1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1946)

Hardy trees, shrubs, plants and bulbs : fall-spring 1947-1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1947)

Hardy trees, shrubs, plants and bulbs : for fall and spring planting : fall 1954, spring 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1954)

Hardy trees, shrubs, plants and bulbs : for fall and spring planting : fall 1953, spring 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1953)

Hardy trees, shrubs, plants and bulbs : for fall and spring planting 1957 - 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1957)

Hardy trees, shrubs, plants and bulbs : for fall and spring planting 1957-1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1957)

Hardy trees, shrubs, plants and bulbs : for fall and spring planting 1958-1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1958)

Hardy trees, shrubs, plants and bulbs : for fall and spring planting, 1959-1960 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1959)

Hardy trees, shrubs, plants and bulbs : spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1949)

Hardy vines, climbers, creepers, ferns, aquatic and bog plants, orchids, bulbs and perennials : all for planting in early autumn, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1929)

Hardy vines, climbers, creepers, ferns, aquatic and bog plants, orchids, bulbs and perennials : special offerings for July and August : all for planting in early autumn, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1931)

Hardy vines, climbers, creepers, ferns, aquatic and bog plants, orchids, bulbs and perennials : July and August offerings : all for planting in early autumn, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1930)

Hardy wild flowers from the Ozarks : season 1925-26 [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ralph W. Shreve, 1925)

Hardy wildflowers, ferns, perennials and rock plants : spring, fall, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1946)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, rose bushes, garden supplies : spring and fall, 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1948)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, rose bushes, garden supplies : spring and fall, 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1949)

Hardy wildflowers, hardy ferns, perennials, rock-plants, gladiolus bulbs, garden supplies : 1957 spring, fall 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1957)

Hardy wildflowers, hardy ferns, perennials, rock-plants, gladiolus bulbs, garden supplies : 1955 spring, fall 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1955)

Hardy wildflowers, hardy ferns, perennials, rock-plants, gladiolus bulbs, garden supplies : 1956 spring, fall 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1956)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, garden supplies : 1959 spring, fall 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1959)

Hardy wildflowers, hardy ferns, perennials, rock-plants, gladiolus bulbs, garden supplies : 1958 spring, fall 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1958)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, garden supplies : 1952 spring, fall 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1952)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, garden supplies : 1954 spring, fall 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1954)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, garden supplies : 1951 spring, fall 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1951)

Hardy wildflowers, hardy ferns, perennials, rock plants, gladiolus bulbs, rose bushes, garden supplies : spring, fall, 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1950)

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

Hauptkatalog, Nr. 92, 1907 : Wasserpflanzen, Baumschul und Stauden Katalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Heinrich Henkel, 1907)

Hauptpreisverzeichnis, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Pabst, 1928)

Hauptpreisverzeichnis, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Pabst, 1929)

Hawaiian Fungi - Stevens, Frank Lincoln, 1871 -1934 (The Museum, 1925)