Hardy ferns, wild flowers, rock garden plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ferndale Nursery, 1943)

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

Hardy herbaceous perennials collected by Mid-West Perennial Collectors : wholesale price list, for dealers only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mid-West Perennial Collectors, 1936)

Hardy herbaceous perennials collected by Mid-West Perennial Collectors : wholesale price list, for dealers only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mid-West Perennial Collectors, 1928)

Hardy herbaceous perennials collected by Mid-West Perennial Collectors : wholesale price list, for dealers only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mid-West Perennial Collectors, 1931)

Hardy herbaceous perennials collected by Mid-West Perennial Collectors : [1934] prices slashed : wholesale price list, for dealers only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mid-West Perennial Collectors, 1934)

Hardy herbaceous perennials collected by Mid-West Perennial Collectors : 1931 prices slashed - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mid-West Perennial Collectors, 1932)

Hardy herbaceous perennials collected by Mid-West Perennial Collectors : wholesale price list, for dealers only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mid-West Perennial Collectors, 1930)

Hardy native lilies, orchids, ferns, aquatic and bog plants, and wild flowers : wholesale trade list, fall 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Isaac Langley Williams, 1935)

Hardy native plants and ferns of the Middle West - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (V.D. Merrill, 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 : 1943 wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles H. Williams Nurseries, 1943)

Hardy perennial plants : season 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1956)

Hardy perennial plants : season 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1957)

Hardy perennial plants : season 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1958)

Hardy perennial plants : season 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1959)

Hardy perennials and ferns collected by Mackinaw Perennial Company : 1940 wholesale price list, for dealers only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mackinaw Perennial Company, 1940)

Hardy perennials and ferns collected by Mackinaw Perennial Company : 1938 wholesale price list, for dealers only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mackinaw Perennial Company, 1938)

Hardy perennials and ferns collected by Mackinaw Perennial Company : 1937 wholesale price list, for dealers only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mackinaw Perennial Company, 1937)

Hardy perennials and ferns collected by Mackinaw Perennial Company : 1942 wholesale price list, for dealers only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mackinaw Perennial Company, 1942)

Hardy perennials and old-fashioned garden flowers. Describing the most desirable plants for borders, rockcries, and shrubberies, and including both foliage and flowering plants - Wood, John, of Woodville, Eng. (L.U. Gill, 1884)

Hardy perennials, ferns, and seeds collected by Mackinaw Perennial Company : wholesale price list, for dealers only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mackinaw Perennial Company, 1933)

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

Hardy plants for cold weather : supplement for 1910 Horsford's autumn - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fred'k H. Horsford, 1910)

Hardy plants for the home garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1926)

Hardy plants for the home garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1928)

Hardy plants for the home garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1927)

Hardy plants for the home garden, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1938)

Hardy plants for the home garden, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1939)

Hardy plants for the home garden, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1940)

Hardy plants for the home garden : season 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1929)

Hardy plants for the home garden : season 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1930)

Hardy plants for the home garden : season 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1931)

Hardy plants for the home garden : season 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1932)

Hardy plants from a hardy climate : Horsford's autumn supplement for 1902 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fred'k H. Horsford, 1902)

Hardy plants, wholesale only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joseph F. Martin Co, 1936)

Hardy plants, wholesale only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joseph F. Martin Co, 1937)

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 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-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, 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 wild flowers : 1942 spring list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hereford's Gardens, 1942)

Hardy wild flowers : 1943 spring list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hereford's Gardens, 1943)

Hardy wild flowers of prairieland - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fannie M. Heath, 1930)

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

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

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1913)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1914)

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

he bei yuan chan ji xi xian zai pei zhi wu ming lu - Beijing da xue. Sheng wu xi.

hei long jiang zhong yao - hei long jiang sheng zu guo yi yao yan jiu suo (hei long jiang ren min chu ban she, 1959)

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 & company, 1910)

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

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

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

Das Herbarienbuch : Erklärung des natürlichen Pflanzensystems, systematische Aufzählung, Synonymik und Register der bis jetzt bekannten Pflanzengattungen ... = Repertorium herbarii, sive, Nomenclator generum plantarum systematicus synonymicus et alphabeticus ad usum practicum accommodatus ... - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (In der Arnoldischen Buchh, 1841)

Herbertia - American Plant Life Society. ([American Plant Life Society], 1985)

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], 2001)

Herbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cheltenham Nurseries, 1937)

H.H. Berger & Co.'s [catalogue of bulbs] : we are specialists in bulbs and seeds for house culture - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1917)

Historia filicum an exposition of the nature, number and organography of ferns, and review of the principles upon which genera are founded, and the systems of classification of the principal authors, with a new general arrangement; characters of the genera; remarks on their relationship to one another; their species; reference to authors; geographical distribution; etc., etc - Smith, John, 1798 -1888 (Macmillan, 1875)

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)

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, 1931)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1930)

Horsford's annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. H. Horsford, 1932)

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 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1933)

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, 1957)

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, 1961)

Horsford's autumn supplement 1919 : cold weather plants and lily bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1919)

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 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 1908 : hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fred'k H. Horsford, 1908)

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 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, 1904)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1920)

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, 1914)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1916)

Horsford's Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1912)

L'horticulture dans les cinq parties du monde - Société nationale d'horticulture de France. (Société Nationale d'Horticulture, 1895)

Horticulture Northwest - Northwest Ornamental Horticultural Society (Northwest Ornamental Horticultural Society, 1982)

How to know the fresh-water algae; an illustrated key for identifying the more common fresh-water algae to genus, with hundreds of species named pictured and with numerous aids for their study - Prescott, G. W. (Gerald Webber), 1899 -1988 (W.C. Brown Co, 1954)

How to know wild fruits; a guide to plants when not in flower by means of fruit and leaf - Peterson, Maude Gridley. (Macmillan, 1914)

How to know wild fruits; a guide to plants when not in flower by means of fruit and leaf - Peterson, Maude Gridley, 1871 - (Macmillan, 1905)

How to study plants : or, introduction to botany, being an illustrated flora - Wood, Alphonso, 1810 -1881 (American Book Co, 1882)

How to study plants : or, Introduction to botany, being an illustrated flora - Wood, Alphonso, 1810 -1881 (Barnes, 1882)

hu nan ye sheng zhi wu - Hunan sheng shang ye ting (hu nan sheng ke xue ji shu pu ji xie hui chu ban)

Human poisoning from native and cultivated plants - Duke University Press. (Duke University Press, 1974)

Human poisoning from native and cultivated plants - Duke University Press. (Duke University Press, 1969)

Icones plantarum Formosanarum nec non et contributiones ad floram Formosanam; or, Icones of the plants of Formosa, and materials for a flora of the Island, based on a study of the collections of the Botanical Survey of the Government of Formosa - Hayata, Bunzō, 1874 -1934 (Published by the Bureau of Productive Industries, Government of Formosa, 1911)

Icones plantarum formosanarum nec non et contributiones ad floram formosanam : or, Icones of the plants of Formosa, and materials for a flora of the island, based on a study of the collections of the Botanical survey of the Government of Formosa - Taiwan. Shokusankyoku. (Bureau of Productive Industry, Government of Formosa, 1911)

Icones plantarum formosanarum nec non et contributiones ad floram formosanam; or, Icones of the plants of Formosa, and materials for a flora of the island, based on a study of the collections of the Botanical survey of the Government of Formosa - Hayata, Bunzō, 1874 -1934 (Pub. by the Bureau of Productive Industry, Government of Formosa, 1911)

Icones plantarum or figures, with brief descriptive characters and remarks, of new or rare plants, selected from the author's herbarium - Hooker, Joseph Dalton, 1817 -1911 (Longman, Rees, Orme, Brown, Green, & Longman, etc, 1919)

Iconographia familiarum naturalium regni vegetabilis = Abbildungen der natürlichen Familien des Gewächsreiches : delineata atque adiectis familiarum characteribus adnotationibusque variis tum scientiam tum usum spectantibus exornata - Schnizlein, Adalbert, 1814 -1868 (M. Cohen, 1843)

Identification of plants with fleshy fruits - New York State Museum. (University of the State of New York, State Education Dept, 1990)

Illinois Audubon bulletin - Illinois Audubon Society. (Illinois Audubon Society, 1955)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1965)

Illustrated catalogue of plants, seeds, bulbs and trees - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nanz & Neuner, 1896)

Illustrated descriptive catalogue of choice hardy perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reading Nursery, 1893)

The illustrated dictionary of gardening :a practical and scientific encyclopædia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L.U. Gill, 1884)

An illustrated flora of the northern United States, Canada and the British possessions from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's Sons, 1896)

An illustrated flora of the northern United States, Canada and the British possesions from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102d meridian. Vol. 3, Apocynaceae to Compositae, dogbane to thistle - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1896)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1913)

An illustrated flora of the northern United States, Canada and the British possesions from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102d meridian. Vol. 3, Apocynaceae to Compositae, dogbane to thistle - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1898)

An illustrated guide to the flowering plants of the middle Atlantic and New England states (excepting the grasses and sedges) the descriptive text written in familiar language - Stevens, George T. (George Thomas), 1832 -1921 (Dodd, Mead and company, 1910)