Handbook of the trees of the northern states and Canada east of the Rocky mountains - Hough, Romeyn Beck, 1857 -1924 (Macmillan, 1907)

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

Handbuch der Pharmakognosie - Remy, E. (C. H. Tauchnitz, 1909)

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)

Hardwood record (Hardwood Co, 1916)

Hardy American evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hardy Evergreen Gardens, 1923)

Hardy American ornamental plants - Gardens of the Blue Ridge (Nursery) (The Gardens, 1920)

Hardy American ornamental plants - Gardens of the Blue Ridge (Nursery) (The Gardens)

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

Hardy American plants : the largest nursery-grown stock of native plants in America - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1898)

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

Hardy native garden plants, selected varieties - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Bassett, 1934)

Hardy ornamental plants for the south : trees, deciduous shrubs, broad-leaved evergreens, coniferous evergreens, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1923)

Hardy ornamental plants for the south : trees, deciduous shrubs, broad-leaved evergreens, coniferous evergreens, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1922)

Hardy ornamental plants for the south : trees, deciduous shrubs, broad-leaved evergreens, coniferous evergreens, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1925)

Hardy ornamental plants for the south : trees, deciduous shrubs, broad-leaved evergreens, coniferous evergreens, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1924)

Hardy perennial plants : spring 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John Dieckmann & Sons, 1950)

Hardy perennial plants : spring 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John Dieckmann & Sons, 1955)

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

Hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stabler Nursery, 1930)

Hardy plants and ornamentals, fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Esham's Nurseries, 1933)

Hardy plants for Long Island - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hart's Lynbrook Nurseries, 1917)

Hardy plants of rare quality : Fall 1903 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1903)

Hardy trees and plants for every purpose, 1893-1944, 51st year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1944)

Hardy trees and plants for every purpose, 1893-1945, 52d year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr Nurseries, 1945)

Hardy trees, shrubs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Daybreak Nurseries, 1936)

Hardy trees, shrubs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Louis A. Byrne Nurseries, Inc, 1936)

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 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 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 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1953)

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 : 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, 1959-1960 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1959)

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 : spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1949)

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)

Harper's guide to wild flowers - Creevey, Caroline A. Stickney, 1843 -1920 (Harper, 1912)

Harrisons' nurseries - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1928)

Harrisons' Nurseries [catalog and price list] - Harrison's Nurseries (Berlin, Md.) (Harrisons' Nurseries, 1929)

Harrisons' nurseries, inc. : nurserymen - orchardists - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1931)

Hastings' nursery annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1928)

Hastings' nursery annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1937)

Hastings' nursery annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1945)

Hastings' nursery annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1944)

Hastings' nursery annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1942)

Hastings' nursery annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1940)

Hastings' nursery annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1939)

Hastings' nursery annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1946)

Hastings' nursery annual : winter 1930-1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1928)

Hastings' nursery annual : winter 1933-1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1940)

Hastings' nursery annual : winter 1943-44 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1943)

Hastings' nursery annual : winter 1943-44 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1947)

Hastings' nursery annual : winter 1943-44 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1948)

Hastings' nursery annual : winter 1949-50 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1949)

Hastings Seed Company Records - H.G. Hastings; Company (Ga.) (1931)

Hastings' seeds : fall 1936 92nd catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1936)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1922)

Hedge Lawn Nurseries, Roanoke, Virginia : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hedge Lawn Nurseries, 1926)

Hedge Lawn Nursery, Roanoke, Virginia [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hedge Lawn Nursery, 1927)

Hedge plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairfax Farms Nursery, 1924)

Hedge plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairfax Farms Nursery, 1925)

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

Henderson's Handbook of plants - Henderson, Peter, 1822 -1890 (P. Henderson & Co, 1881)

Herbertia - American Plant Life Society. ([American Plant Life Society], 2013)

Hicks Nurseries : 1925 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1925)

Hicks Nurseries price list, 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Hicks & Son, 1912)

High grade vegetable and flower seeds, bulbs and small fruits for spring planting - McAllister, F.E. (Firm) (F.E. McAllister, 1895)

High grade vegetable and flower seeds, bulbs and small fruits for spring planting - McAllister, F.E. (Firm) (F.E. McAllister, 1896)

High quality low price lining out stock : wholesale spring price list of Feb. 15th 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Koster and Company, 1936)

Hillenmeyer Nurseries. Catalogue no. 93, autumn 1934 spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillenmeyer Nurseries, 1934)

Hillenmeyer Nurseries. Number 90 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillenmeyer Nurseries, 1931)

Hillenmeyer Nurseries fall 1932 - spring 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.F. Hillenmeyer & Sons, 1932)

Hillsdale Gardens invite you. Price list 11 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillsdale Landscape Company, 1954)

Hillsdale Gardens invite you. Price list 11 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillsdale Landscape Company, 1956)

Hiram Sibley and Co's seed catalogue for 1883 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hiram Sibley & Co, 1883)

Histoire des arbres forestiers de l'Amérique septentrionale considérés principalement sous les rapports de leur usage dans les arts et de leur introduction dans le commerce ainsi que d'après les avantages qu'ils peuvent offrir aux gouvernemens en Europe et aux personnes qui veulent former de grandes plantations - Michaux, François-André, 1770 -1855 (De l'imprimerie de L. Haussmann, 1813)

Histoire des arbres forestiers de l'Amérique septentrionale, considérés principalement sous les rapports de leur usages dans les arts et de leur introduction dans le commerce ... - Michaux, François-André, 1770 -1855 (L. Haussmann, 1812)

Histoire des arbres forestiers de l'Amérique septentrionale, considérés principalement sous les rapports de leur usages dans les arts et de leur introduction dans le commerce ... - Michaux, François-André, 1770 -1855 (L. Haussmann, 1813)

Histoire des arbres forestiers de l'Amérique septentrionale, : considérés principalement sous les rapports de leur usage dans les arts et de leur introduction dans le commerce, ainsi que d'après les avantages qu'ils peuvent offrir aux gouvernemens en Europe et aux personnes qui veulent former de grandes plantations - Michaux, François-André, 1770 -1855 (De l'Imprimerie de L. Haussmann et d'Hautel, 1810)

A histological and physiological analysis of adventitious root formation in juvenile and mature cuttings of Ficus pumila L - Davies, Frederick Tracy, 1949 - (1978)

A history of the game birds, wild fowl and shore birds of Massachusetts and adjacent states, including those used for food which have disappeared since the settlement of the country, and those which are now hunted for food or sport, with observations on their former abundance and recent decrease in numbers; also the means for conserving those still in existence - Massachusetts. State Board of Agriculture. (Wright & Potter Printing Company, State Printers, 1916)

A history of the game birds, wild-fowl and shore birds of Massachusetts and adjacent states... with observations on their...recent decrease in numbers; also the means for conserving those still in existence - Massachusetts. State Board of Agriculture. (Wright & Potter printing company, state printers, 1912)

History of the town of Hingham, Massachusetts - Bouvé, Edward Tracy. (Pub. by the town, 1893)

History of the town of Hingham, Massachusetts : in three volumes - Bouvé, Edward Tracy. (Published by the town, 1893)

Holly, the plant to grow - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frierson's Flowers, 1956)

Holly, the plant to grow - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Frierson's Flowers, 1952)

Holly, yew & box, with notes on other evergreens - Moore, Thomas, 1821 -1887 (John Lane, 1908)

Home and orchard - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monticello Nursery Company, 1935)

Home garden and landscape guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1931)

Home garden and landscape guide, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1932)

Home garden and landscape guide : 1933 discounts - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Littlefield-Wyman Nurseries, 1933)

Home landscapes - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1918)

Home landscapes : 1920 descriptive catalogue and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1920)

Home landscapes, 1924 : summer planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1924)

Home landscapes, 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1926)

Home landscapes : 1928 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1928)

Home landscapes, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1930)

Home landscapes. descriptive catalogue and price list. 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1919)

Home landscapes : fall and winter 1921-1922 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1921)

Home landscapes including trees that save ten years : 1917 descriptive catalogue and price-list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1917)

Home landscapes including trees that save ten years : descriptive catalogue, price-list, 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, Isaac Hicks & Son, 1915)

Home landscapes including trees that save ten years : descriptive catalogue, price-list, 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1916)

Home landscapes : price list for 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, Inc, 1936)

Home landscapes : spring & summer 1927 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1927)

Home landscapes : spring and summer 1922 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hicks Nurseries, 1922)

Home of ornamental nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Davenport-Guerry, 1937)

The honey bee : a manual of instruction in apiculture - Benton, Frank, 1852 -1919 (1896)

Honeybees and honey production in the United States - Jones, S. A. (Samuel Augustus), 1874 - (U.S. Dept. of Agriculture, 1918)

Hooker's journal of botany and Kew Garden miscellany - Hooker, William Jackson, Sir, 1785 -1865 (Reeve, Benham, and Reeve, 1849)

Horticultural supplies, seeds - Dunne & Co. (Dunne & Co, 1900)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1908)

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

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1914)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1915)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1918)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1919)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1846)

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, 1851)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1854)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1855)

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

A host index of Mississippi plant diseases - United States. Plant Disease Survey. (Plant Disease Survey, Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, United States Department of Agriculture, 1947)

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.], 1909)

House & garden (Condé Nast Publications, etc.], 1910)

House & garden (Condé Nast Publications, etc.], 1915)

House & garden (Condé Nast Publications, etc.], 1917)