Genera siphonogamarum ad systema Englerianum conscripta - Harms, Hermann, 1870 -1942 (G. Engelmann, 1900)

General biology - Mavor, James Watt, 1883 -1963 (Macmillan Co, 1947)

General botany for universities and colleges - Densmore, Hiram D. (Hiram Delos), 1862 - (Ginn and Company, 1920)

General catalogue of fruit and ornamental trees, shrubs, roses, bulbs and bulbous plants, grape vines, small fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Luke Brothers Company, 1914)

General nursery catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles Fiore Nurseries, 1936)

A general system of botany, descriptive and analytical. In two parts. Part I. Outlines of organography, anatomy, and physiology. Part II. Descriptions and illustrations of the orders. By Emm. Le Maout [and] J. Decaisne. With 5500 figures by L. Steinheil and A. Riocreux. Translated from the original by Mrs. Hooker. The orders arranged after the method followed in the universities and schools of Great Britain, its colonies, America, and India; with additions, an appendix on the natural method, and a synopsis of the orders, by J.D. Hooker - Hooker, Joseph Dalton, 1817 -1911 (Longmans, Green & Co, 1873)

A general system of botany descriptive and analytical. In two parts - Hooker, Joseph Dalton, 1817 -1911 (Longmans, Green, 1876)

Gillett Fern and Flower Farm, Inc., 1878-1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett Fern and Flower Farm, 1941)

Gillett's, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett Fern and Flower Farm, 1942)

Gillett's Fern and Flower Farm, Inc., 1878-1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett's Fern and Flower Farm, 1939)

Gillett's Fern and Flower Farm, Inc., 1878-1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett's Fern and Flower Farm, 1940)

Gillett's hardy fern and flower farm - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Edward Gillett], 1922)

Gillett's hardy fern and flower farm - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Edward Gillett, 1924)

Gillett's Hardy Fern and Flower Farm, 1878-1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1926)

Gillett's hardy fern and flower farm, 1878-1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1927)

Gillett's hardy fern and flower farm, 1878-1928 : 50th anniversary - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1928)

Gillett's hardy fern and flower farm : wholesale trade list : fall 1909, spring 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Edward Gillett], 1909)

Gillett's hardy fern and flower farm : wholesale trade list : fall, 1920-spring 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1920)

Gillett's hardy ferns and flowers, bog plants, native shrubs, orchids - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1907)

Gillett's native plants : 1878-1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett], 1923)

Gillett wholesale trade list, 1939 : rhododendrons, wild flowers, kalmias, azaleas, ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett's Fern and Flower Farm, 1939)

Gillett wholesale trade list, 1940 : rhododendrons, wild flowers, kalmas, azaleas, ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gillett's Fern and Flower Farm, 1940)

Ginseng and other medicinal plants : a book of valuable information for growers as well as collectors of medicinal roots, barks, leaves, etc - Harding, A. R. (Arthur Robert), 1871 -1930 (A. R. Harding, 1908)

Gladiolus bulbs and seeds, dahlias, unusual bulbs and tuberous plants, water lilies : catalog for spring 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gordon Ainsley, 1932)

Gordon Ainsley [bulbous and tuberous plant seed catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gordon Ainsley, 1931)

Gordon Ainsley, Campbell, California - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gordon Ainsley, 1933)

Gordon Ainsley, Campbell, California - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gordon Ainsley, 1936)

Gordon Ainsley, grower and importer of rare bulbs and plants : autumn 1931 spring 1932 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gordon Ainsley, 1931)

Gordon Ainsley, grower and importer of rare bulbs and plants : spring and fall 1931 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gordon Ainsley, 1931)

Gordon Ainsley, grower and importer of rare bulbs and plants : spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gordon Ainsley, 1935)

Grand Rapids flora: a catalogue of the flowering plants and ferns growing without cultivation in the vicinity of Grand Rapids, Michigan - Cole, Emma Jane, 1845 -1910 (A. Van Dort, 1901)

Gray's Botanical text-book - Gray, Asa, 1810 -1888 (American Book Company, 1879)

Gray's new manual of botany (7th ed.–illustrated) 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)

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 Co, 1908)

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)

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 Co, 1908)

Gray's School and field book of botany : consisting of "First lessons in botany" and "Field, forest, and garden botany" : bound in one volume - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor, & Company, 1868)

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, 1895)

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 (American book company, 1901)

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)

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, 1984)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1987)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1988)

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

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

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 1999)

Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 2005)

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1971)

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

The Green thumb - Denver Botanic Gardens. (Colorado Forestry and Horticulture Association, 1987)

Greenlands grows iris, narcissus, roses, hemerocallis, native plants : also plants for rockery & border - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Greenlands, 1937)

Grundzüge einer Entwicklungsgeschichte der Pflanzenwelt Mitteleuropas seit dem Ausgange der Tertiärzeit - Schulz, August, 1862 -1922 (G. Fischer, 1894)

Guide to inland vegetated wetlands in Massachusetts - Massachusetts. Division of Wetlands; Waterways Regulation. (Dept. of Environmental Quality Engineering, Division of Wetlands and Waterways, 1988)

A guide to the poisonous plants and weed seeds of Canada and the northern United States - Sifton, Harold Boyd (University of Toronto Press, 1922)

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 wild flowers east of the Mississippi and north of Virginia - Taylor, Norman, 1883 -1967 (Greenberg, 1928)

Gulf research reports - Gulf Coast Research Laboratory (Ocean Springs, Miss.) (Gulf Coast Research Laboratory, 1974)

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

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1955, 40th year : for the rockery, home grounds, cut flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1955)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds, cut flowers : spring and fall 1956, 41st year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1956)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1952, 37th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1952)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1950, 35th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1950)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1951, 36th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1951)

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

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

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1872)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1881)

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

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

Hand-list of herbaceous plants cultivated in the Royal Botanic Gardens (Printed for H. M. Stationery Off. by Darling, 1902)

Hand-list of tender momocotyledons, excluding Orchideae, cultivated in the Royal Gardens, Kew - Royal Botanic Gardens, Kew. (Printed for H. M. S. O., by Eyre and Spottiswoode, 1897)

Hand-list of tender monocotyledons, excluding Orchideae, cultivated in the Royal Gardens, Kew. 1897 - Royal Botanic Gardens, Kew. (Printed for H.M. Stationery Off. by Eyre and Spottiswoode, 1897)

Handbook and catalog of pot grown rock plants for 1950 and 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mayfair Nurseries, 1950)

Handbook of flower pollination : based upon Hermann Müller's work ʻThe fertilisation of flowers by insectsʼ - 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, 1906)

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

A handbook of tropical gardening and planting, with special reference to Ceylon - Macmillan, Hugh Fraser. (1914)

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

Handbuch der Botanik - Schenk, A. (August), 1815 -1891 (E. Trewendt, 1879)

Handbuch der praktischen Botanik : enthaltend die Geschichte, Beschreibung und Anwendung sämmtlicher in Deutschland wildwachsenden und in den Gärten und Gewächshäusern cultivierten Pflanzen - Voigt, F. S. (Friedrich Siegmund), 1781 -1850 (F. Mauke, 1850)

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

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

Hard times price list for 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Botanical Nursery Co, 1921)

Hardy American plants and Carolina mountain wildings - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1940)

Hardy American plants and Carolina mountain wildings, cinnamon fern, natural planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1941)

Hardy American plants and Carolina mountain wildings : limited 60-day offer, free delivery : time limit, March 20, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1942)

Hardy American plants and Carolina mountain wildings : limited 90-day offer, free delivery : time limit, August 31, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1942)

Hardy American plants : special offering, summer 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1944)

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

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2009)

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, 2017)

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

Hardy ferns and flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenneth E. Gillett, 1929)

Hardy ferns and flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Kenneth E. Gillett, 1930)

Hardy ferns and flowers, and roses : over 60 kinds of lilies, bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Gillett, Edward (Firm) (Edward Gillett, 1915)

Hardy ferns and flowers, and roses : over 60 kinds of lilies, bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Gillett, Edward (Firm) (Edward Gillett, 1922)

Hardy ferns–flowers : 1924-1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1924)

Hardy ferns : wild and hardy perennial flowers : 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1925)

Hardy ferns, wild and hardy perennial flowers, evergreens : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1926)

Hardy ferns, wild and perennial flowers, evergreens : 1927-28 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1927)

Hardy ferns, wild and perennial flowers, evergreens, rock garden plants : 1907-1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1933)

Hardy ferns, wild and rock garden plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1958)

Hardy ferns, wild and rock garden plants, evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1937)

Hardy ferns, wild and rock garden plants, evergreens, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1934)

Hardy ferns, wild and rock garden plants, evergreens, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1935)

Hardy ferns, wild and rock garden plants, evergreens, 1936 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1936)

Hardy ferns, wild and rock garden plants, evergreens, 1937 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1937)

Hardy ferns, wild and rock garden plants, evergreens, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1938)

Hardy ferns, wild and rock garden plants, evergreens, 1938 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1938)

Hardy ferns, wild and rock garden plants, evergreens, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1939)

Hardy ferns, wild and rock garden plants, evergreens, 1939 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1939)

Hardy ferns, wild and rock garden plants, evergreens, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1940)

Hardy ferns, wild and rock garden plants, evergreens, 1940 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1940)

Hardy ferns, wild and rock garden plants, evergreens : 1944 wholesale trade list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1944)

Hardy ferns, wild and rock garden plants, evergreens, hardy plants for better homes and gardens : 1930 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1930)

Hardy ferns, wild and rock garden plants, evergreens, hardy plants for better homes and gardens : 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1931)

Hardy ferns, wild and rock garden plants, evergreens, hardy plants for better homes and gardens : 1929 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1929)

Hardy ferns, wild and rock garden plants, evergreens, hardy plants for better homes and gardens : 1928-1929 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1928)

Hardy ferns, wild and rock garden plants, evergreens : wholesale trade list 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1929)

Hardy ferns, wild flowers, rock garden plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1941)