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 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 : all for planting in early autumn, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1929)

Hardy wild flowers and ferns : catalog for spring and fall - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas M. Wood, 1957)

Hardy wild flowers and ferns : catalog for spring and fall [1958] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas M. Wood, 1958)

Hardy wild flowers, ferns, etc., rock garden, pool plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andy's Wild Flower Gardens, 1949)

Hardy wild flowers, ferns, etc., rock garden, pool plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andy's Wild Flower Gardens, 1944)

Hardy wildflowers, ferns, perennials and rock-plants : spring, fall 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hereford's Gardens, 1944)

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, 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 : 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 : 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 : 1954 spring, fall 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1954)

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 : 1952 spring, fall 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1952)

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, 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)

Hardy wildflowers, hardy ferns, perennials, rock plants : spring, fall, 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lounsberry Gardens, 1945)

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

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

Harvard botanical memoirs - Harvard University. (Harvard University], 1890)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1915)

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

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & Co, 1910)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & company, 1910)

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

Herb list of Village Hill Nursery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Village Hill Nursery, 1941)

Herb magic and hardy plants for the home garden, 1943 : herb plants and seeds, native ferns and wild flowers, perennials, rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tooles of Garry-Nee-Dule, 1943)

Herb magic and hardy plants for the home garden, 1944 : herb plants and seeds, herb products, native ferns and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tooles of Garry-Nee-Dule, 1944)

Herb magic and Wisconsin ferns, wild flowers : herb plants and seeds, herb products, native ferns and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tooles of Garry-nee-Dule, 1949)

Herb magic and Wisconsin ferns, wild flowers : herb plants and seeds, herb products, native ferns and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tooles, 1946)

Herb magic and Wisconsin ferns, wild flowers : herb plants and seeds, herb products, native ferns and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tooles, 1947)

Herb magic and Wisconsin ferns, wild flowers : herb plants and seeds, herb products, native ferns and wild flowers - Tooles of Garry-Nee-Dule. (Tooles, 1950)

Herb magic and Wisconsin ferns, wild flowers : herb plants and seeds, herb products, native ferns and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Tooles of Garry-nee-Dule, 1948)

Herb magic and Wisconsin ferns, wild flowers : herb plants and seeds, herb products, native ferns and wild flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tooles, 1945)

Herbaceous perennials, rock plants, and hardy vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muller-Sealey Co., Inc, 1930)

Herbaceous perennials, rock plants, and hardy vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muller-Sealey Co., Inc, 1927)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1986)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1991)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1998)

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

Herbier de l'Amateur de Fleurs (1830)

Herbier General de l'Amateur (1816)

Here is our list of wildflowers, ferns, etc. for the 1947-48 season - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Orchid Gardens, 1947)

H.H. Berger & Co.'s wholesale price list of tree, shrub, palm and flower seed : bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1898)

Histoire des plantes - Baillon, H. (Henri), 1827 -1895 (Librairie Hachette, 1894)

Histoire naturelle des végétaux. Phanérogames, Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1846)

Histoire naturelle des végétaux. Phanérogames, Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1848)

Histoire naturelle, médicale et économique des Solanum : et des genres qui ont été confondus avec eux - Dunal, Michel Félix, 1789 -1856 (chez Amand Koenig, 1813)

A history of the state of Ohio, natural and civil - Atwater, Caleb, 1778 -1867 (Stereotyped by Glezen & Shepard, 1838)

A history of the state of Ohio : natural and civil - Atwater, Caleb, 1778 -1867 (Sterotyped by Glezen & Shepard, 1838)

History of Vermont, natural, civil, and statistical, in three parts, with a new map of the state, and 200 engravings - Thompson, Zadock, 1796 -1856 (Pub. for the author, by C. Goodrich, 1842)

History of Vermont, natural, civil and statistical, in three parts, with an appendix. 1853 - Thompson, Zadock, 1796 -1856 (The author, 1853)

History of Vermont, natural, civil and statistical, in three parts, with a new map of the state, and 200 engravings - Thompson, Zadock, 1796 -1856 (C. Goodrich, 1842)

Hooker's journal of botany and Kew Garden miscellany - Hooker, William Jackson, Sir, 1785 -1865 (Reeve, Benham, and Reeve, 1850)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1921)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1924)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1925)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1927)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1928)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1929)

Horsford's annual list for spring planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1956)

Horsford's annual list for spring planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1952)

Horsford's annual list for spring planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1953)

Horsford's annual list for spring planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1954)

Horsford's annual list for spring planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1955)

Horsford's annual list of perennials and lily bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1958)

Horsford's annual list of perennials and lily bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1959)

Horsford's annual list of perennials and lily bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1960)

Horsford's autumn supplement 1915 : cold weather plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1915)

Horsford's autumn supplement, 1917 : cold weather plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1917)

Horsford's autumn supplement, 1918 : cold weather plants and lily bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1918)

Horsford's autumn supplement 1923 : cold weather plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1923)

Horsford's autumn supplement : cold weather plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1916)

Horsford's autumn supplement for 1904 : hardy plants from a hardy climate - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fred'k H. Horsford, 1904)

Horsford's autumn supplement for 1905 : hardy plants from a hardy climate - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fred'k H. Horsford, 1905)

Horsford's autumn supplement for 1906 : hardy plants from a hardy climate - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fred'k H. Horsford, 1906)

Horsford's autumn supplement for 1907 : hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fred'k H. Horsford, 1907)

Horsford's autumn supplement for 1909 : hardy plants for cold climates - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1909)

Horsford's autumn supplement for 1911 : hardy plants for cold climates - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1911)

Horsford's descriptive catalogue of hardy ornamentals herbaceous plants bulbs, ferns shrubs and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1895)

Horsford's hardy plants and bulbs : a selection of the best truly hardy varieties perennials hardy lilies own root lilacs-evergreens shrubs woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1951)

Horsford's hardy plants and bulbs : a selection of the best truly hardy varieties perennials hardy lilies own root lilacs-evergreens shrubs - woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1945)

Horsford's hardy plants and bulbs : a selection of the best truly hardy varieties perennials hardy lilies own root lilacs-evergreens shrubs - woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1946)

Horsford's hardy plants and bulbs : a selection of the best truly hardy varieties perennials hardy lilies own root lilacs-evergreens shrubs - woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1948)

Horsford's hardy plants and bulbs : a selection of the best truly hardy varieties perennials hardy lilies own root lilacs-evergreens shrubs - woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1949)

Horsford's hardy plants and bulbs : a selection of the best truly hardy varieties perennials hardy lilies own root lilacs-evergreens shrubs - woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1950)

Horsford's hardy plants and bulbs : over fifty years, 1893-1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1944)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1909)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1901)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1913)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1915)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1914)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1906)