Green scene - Pennsylvania Horticultural Society. (Pennsylvania Horticultural Society, 2004)

Greenhouse and bedding plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fruitland Nurseries, 1894)

Greenhouse and bedding plants : retail catalogue spring 1900 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.F. Wilcox, 1900)

The greenhouse, hot house, and stove - McIntosh, Charles, 1794 -1864 (W. S. Orr and co, 1838)

Greetings from Tulipdom - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Zandbergen Bros, 1937)

Greetings from "Tulipdom", 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Zandbergen Bros, 1932)

Greetings from "Tulipdom", 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Zandbergen Bros, 1933)

Greetings from "Tulipdom", 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Zandbergen Bros, 1934)

Greetings from "Tulipdom", 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Zandbergen Bros, 1935)

Greetings from Tulipdom, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Zandbergen Bros, 1936)

Griffith Turner & Co : 1896 farm & garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Griffith, Turner & Co, 1896)

Gründzuge der Botanik; Repetitorium für Studierende der Naturwissenschaften und Medicin und Lehrbuch für politechnische, land- und forstwirtschaftliche Lehranstalten - Luerssen, Christian, 1843 -1916 (1877)

Grundzüge der allgemeinen Phytopathologie - Klebahn, H. (Heinrich) (Borntraeger, 1912)

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

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1895)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1898)

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

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1883)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1888)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1891)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1892)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1894)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1896)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1897)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1899)

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

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1914)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1861)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1865)

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

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1871)

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

Hamburger Garten- und Blumenzeitung (R. Kittler, 1873)

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

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, 1881)

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

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

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

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 hardy herbaceous and alpine flowers - Sutherland, William. (Blackwood, 1871)

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

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 Pflanzen-Pathologie und Pflanzen-Teratologie - Nees von Esenbeck, C. G. (Christian Gottfried), 1776 -1858 (1841)

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

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)

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

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

Hardy flowers. Descriptions of upwards of thirteen hundred of the most ornamental species, with directions for their arrangement, culture, etc. ... - Robinson, W. (William), 1838 -1935 (Macmillan, 1878)

Harmon's seeds : agricultural tools, implements, woodenware, dairy and poultry supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.T. Harmon & Co, 1901)

Harnden's 1925 seed annual, 39th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1925)

Harnden's garden book, 1933, 46th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden's Seed Store, 1933)

Harnden's garden book for 1927, 41st year : flower seeds, vegetable seeds, bulbs and plant supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1927)

Harnden's garden book for 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1928)

Harnden Seed Co. 1886-1914, 28th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1914)

Harnden Seed Co. 1886-1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1916)

The Harnden Seed Co. : 40th year [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1926)

The Harnden Seed Co. [catalog] : 1886-1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1917)

Harris 19th annual garden book and seed catalog, 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Inc, 1927)

Harris 23rd annual 1931 garden book and seed catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Incorporated, 1931)

Harris garden book and seed catalog : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Inc, 1926)

Harris garden book and seed catalog : 21st annual 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Incorporated, 1929)

Harris garden book and seed catalog : 22nd annual 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Incorporated, 1930)

Harris garden book and seed catalogue : 24th annual, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Co., Incorporated, 1932)

Harris garden book, season 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Company, 1935)

Hastings Seed Company Records - H.G. Hastings; Company (Ga.) (1889)

Hastings Seed Company Records - H.G. Hastings; Company (Ga.) (1916)

Haupt, Preis liste der gangbarsten Gemüse, Gras, Blumen und landwirthschaftlichen Saaten : Herbst 1899, Frühjahr 1900 : No. 184, 30. Jahrgang - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Robra, 1899)

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)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1921)

Hedwigia (Verlag und Druck von C. Heinrich, 1901)

Hedwigia (Verlag und Druck von C. Heinrich, 1906)

Hedwigia (Verlag und Druck von C. Heinrich, 1908)

Hedwigia (Verlag und Druck von C. Heinrich, 1909)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1990)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1999)

Herbertia - American Plant Life Society. ([American Plant Life Society], 2000)

Herbertia - American Plant Life Society. ([American Plant Life Society], 2002)

Herbertia - American Plant Life Society. ([American Plant Life Society], 2003)

Herbier General de l'Amateur (1841)

Hesdörffers Monatshefte für Blumen und Gartenfreunde - Hesdörffer, Max, 1863 -1920 (R. Oppenheim (G. Schmidt), 1896)

H.H. Berger & Co.'s price list for the trade only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H .H. Berger & Co, 1900)

High grade bulbs and seeds for fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Co, 1898)

High grade bulbs and seeds for fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Company, 1902)

High grade bulbs and seeds for fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Company, 1901)

High grade bulbs and seeds for Fall planting, 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Company, 1903)

High grade vegetable and flower and seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stumpp & Walter Company, 1900)

High grade vegetable and flower seeds, bulbs and small fruits for spring planting - McAllister, F.E. (Firm) (F.E. McAllister, 1897)

Holland bulbs and plants : for fall planting 1888 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Parker & Wood, 1888)

Home adornment, 1887 : a select catalogue of what is needed for the garden and lawn, containing valuable information relating to seeds, bulbs, and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (V.H. Hallock, Son & Thorpe, 1887)

The home florist; a treatise on the cultivation, management and adaptability of flowering and ornamental plants, designed for the use of amateur florists - Long, Elias A., 1849 -1917 (Long Brothers, 1874)

The home florist: a treatise on the cultivation, management and adaptability of flowering and ornamental plants, designed for the use of amateur florists - Long, Elias A., 1849 -1917 (C.A. Reeser, 1885)

Horticulteur belge, journal des jardiniers et amateurs (1834)

L'Horticulteur practicien; revue de l'horticulture française et étrangère - Morren, Édouard, 1833 -1886 (A. Goin, 1858)

Horticultural guide : autumn 1890 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1890)

Horticultural guide : spring 1893 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1894)

Horticultural guide : spring 1898 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1898)

Horticultural guide : spring 1901 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1899)

Horticultural guide : spring 1901 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Currie Bros, 1900)

Horticultural register, and gardener's magazine - Breck, Joseph, 1794 -1873 (G. D. Barrett [etc.], 1835)

Horticultural register, and gardener's magazine - Breck, Joseph, 1794 -1873 (G. D. Barrett [etc.], 1836)

Horticultural register, and gardener's magazine - Breck, Joseph, 1794 -1873 (G. D. Barrett [etc.], 1838)

The Horticultural register, and general magazine - Paxton, Joseph, Sir, 1803 -1865 (Baldwin and Cradock, 1833)

The Horticultural register, and general magazine - Paxton, Joseph, Sir, 1803 -1865 (Baldwin and Cradock, 1834)

The Horticultural register, and general magazine - Paxton, Joseph, Sir, 1803 -1865 (Baldwin and Cradock, 1835)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1910)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1911)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1849)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1869)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1870)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1875)

Host plants of leaf beetle species occurring in the United States and Canada : (Coleoptera: Megalopodidae, Orsodacnidae, Chrysomelidae, excluding Bruchinae) - Coleopterists Society. (Coleopterists Society, 2004)

House & garden (Condé Nast Publications, etc.], 1918)

House plants - Lusche, Hermann (Field Museum of Natural History, 1937)

House plants, their care and culture - Findlay, Hugh, 1879 -1950 (D. Appleton and Company, 1916)

Hovey & Co.'s illustrated guide to the flower and vegetable garden, and catalogue of seeds - Hovey & Co. (Hovey & Co, 1875)