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

Horsford's regal plants and bulbs : a selection of the best, truly-hardy varieties perennials rock plants hardy lilies evergreens shrubs woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1938)

Horsford's regal plants and bulbs : a selection of the best, truly-hardy varieties perennials rock plants evergreens shrubs woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1935)

Horsford's regal plants and bulbs : a selection of the best, truly-hardy varieties perennials rock plants hardy lilies evergreens - shrubs woodland ferns - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1937)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1921)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1906)

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

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

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1917)

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

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

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

L'horticulture dans les cinq parties du monde - Baltet, Charles, 1830 -1908 (Société nationale d'horticulture, 1895)

Horticulture Northwest - Northwest Ornamental Horticultural Society (Northwest Ornamental Horticultural Society, 1977)

Horticulture Northwest - Northwest Ornamental Horticultural Society (Northwest Ornamental Horticultural Society, 1980)

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 & garden (Condé Nast Publications, etc.], 1919)

House & garden (Condé Nast Publications, etc.], 1923)

House & garden's book of gardens; containing over four hundred illustrations of special flower types, plans and suggestions for landscape work, a complete gardener's calendar of the year's activities, planting and spraying tables, and a portfolio of beautiful gardens in varied sections of the United States and foreign countries - Wright, Richardson Little, 1887 -1961 (C. Nast & Company, 1921)

How to lay out suburban home grounds - Kellaway, Herbert J. (John Wiley & Sons, inc.; [etc., etc.], 1915)

How, when, where and what to plant : Barr's : 1893-1958, 65 years - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Son Nurseries, 1958)

Howell Nurseries : azaleas, magnolias, hollies, evergreens, flowering shrubs, ornamental trees and perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1937)

Howell Nurseries : azaleas, magnolias, hollies, evergreens, flowering shrubs, ornamental trees and perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1939)

Howell's descriptive catalog and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1929)

Howell's descriptive catalog and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howell Nurseries, 1933)

The Hoyt Nurseries, 1848-1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hoyt Nurseries, 1934)

The Hoyt Nurseries, 1848-1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hoyt Nurseries, 1947)

The Hoyt Nurseries, 1848-1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hoyt Nurseries, 1948)

The Hoyt Nurseries, 1848-1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hoyt Nurseries, 1949)

The Hoyt Nurseries, 1848-1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hoyt Nurseries, 1951)

The Hoyt Nurseries, 1848-1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hoyt Nurseries, 1952)

The Hoyt Nurseries, 1848-1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Stephen Hoyt's Sons Co., Incorporated, 1953)

The Hoyt Nurseries, 1848-1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Stephen Hoyt's Sons Co., Incorporated, 1954)

The Hoyt Nurseries, 1848-1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Stephen Hoyt's Sons Co., Incorporated, 1955)

The Hoyt Nurseries, 1848-1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Stephen Hoyt's Sons Co., Incorporated, 1956)

The Hoyt Nurseries, 1848-1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Stephen Hoyt's Sons Co., Incorporated, 1957)

The Hoyt Nurseries, 1848-1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Stephen Hoyt's Sons Co., Incorporated, 1958)

The Hoyt Nurseries : 1848-1959 / Hoyt Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stephen Hoyt's Sons Co., Incorporated, 1959)

Hugonis cuts telling expense, it sells big too! ; Look for greater sales - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Conard-Pyle Co, 1929)

Huntsville Nurseries : high quality trees, shrubs, evergreens, roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Nurseries, 1926)

Huntsville Nurseries : high quality trees, shrubs, evergreens & roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Nurseries, 1928)

Huntsville Nurseries : high quality trees, shrubs, evergreens & roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Nurseries, 1927)

Hymenoptera of America north of Mexico : synoptic catalog - Krombein, Karl V. (U.S. Dept. of Agriculture, 1951)

The hypodermataceae of conifers - Darker, Grant Dooks. (The Arnold Arboretum of Harvard University, 1932)

Identification of the economic woods of the United States : including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (J. Wiley & Son, 1912)

Identification of the economic woods of the United States; including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (Wiley, 1919)

Identification of the economic woods of the United States, including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (John Wiley & sons, inc.; [etc., etc. ], 1919)

Identification of the economic woods of the United States, including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (J. Wiley & Sons, 1919)

Identification of the economic woods of the United States, including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (John Wiley & sons, inc.; [etc., etc.], 1919)

The identification of trees & shrubs; how to recognize, without previous knowledge of botany, wild or garden trees and shrubs native to the north temperate zone - Makins, F. K. (Dutton, 1937)

I.E. Ilgenfritz' Sons Co. [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons & Co, 1925)

IES newsletter - Institute of Ecosystem Studies (New York Botanical Garden) (New York Botanical Garden, Institute of Ecosystem Studies, Mary Flagler Cary Arboretum, 1985)

IES newsletter - Institute of Ecosystem Studies (New York Botanical Garden) (New York Botanical Garden, Institute of Ecosystem Studies, Mary Flagler Cary Arboretum, 1987)

Ilgenfritz' descriptive evergreen catalogue : 90th Anniversary year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons & Co, 1937)

Ilgenfritz garden styles for spring 1954 : our 107th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ilgenfritz Nurseries, Inc, 1954)

Ilgenfritz Monroe Nursery No. 99A-S - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons & Co, 1945)

Ilgenfritz Monroe Nursery : No. 96 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons & Co, 1942)

Ilgenfritz Monroe Nursery : No. 97 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons & Co, 1943)

Ilgenfritz Monroe Nursery : No. 98A - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons & Co, 1945)

Ilgenfritz Nurseries evergreens, shrubs, shade trees, roses, fruit trees : fall 1951 - spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ilgenfritz Nurseries, Inc, 1951)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1926)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1935)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1943)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1949)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1968)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1972)

Illustrated and descriptive catalogue of fruit and ornamental trees : roses grape vines shrubs small fruits plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Nursery Co, 1910)

Illustrated and descriptive catalogue of ornamental trees, shrubs, roses, grape vines, small fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (First National Nurseries, 1917)

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

The Illustrated dictionary of gardening : a practical and scientific encyclopaedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L. Upcott Gill, 1887)

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

An illustrated dictionary of medicine, biology and allied sciences ... by George M. Gould. 5th ed., with additions and corrections - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son, 1907)

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 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)

Illustrated key to the wild and commonly cultivated trees of the northeastern United States and adjacent Canada; based primarily upon leaf characters - Preston, Howard W. 1859 - (H. Holt and company, 1912)

Illustrated key to the wild and commonly cultivated trees of the northeastern United States and adjacent Canada based primarily upon leaf characters - Collins, J. Franklin (James Franklin), 1863 -1940 (McClelland and Goodchild, 1912)

Illustrated key to the wild and commonly cultivated trees of the northeastern United States and adjacent Canada; based primarily upon leaf characters - Collins, J. Franklin (James Franklin), 1863 -1940 (Holt, 1912)

L'Illustration horticole : journal spécial des serres et des jardins, ou choix raisonné des plantes les plus intérressantes sous le rapport ornemental, comprenant leur histoire complete, leur description comparée, leur figure et leur culture - Lemaire, Charles Antoine, 1801 -1871 (Imprimerie et lithographie de F. et E. Gyselnyck, 1887)

Illustrierte Flora von Nord- und Mittel-Deutschland, mit einer Einführung in die Botanik - Potonié, H. (Henry), 1857 -1913 (J. Springer, 1889)

Illustriertes Handbuch der Laubholzkunde; Charakteristik der in Mitteleuropa heimischen und im Freien angepflanzten angiospermen Gehölz-Arten und Formen mit Ausschluss der Bambuseen und Kakteen. Register - Schneider, Camillo, 1876 -1951 (G. Fischer, 1912)

Illustriertes Handbuch der Laubholzkunde :Charakteristik der in Mitteleuropa heimischen und im freien angepflanzten angiospermen Geho¨lz-Arten und Formen mit Ausschluss der Bambuseen und Kakteen - Schneider, Camillo, 1876 -1951 (G. Fischer, 1906)

Illustrirte Garten-Zeitung - Müller, Karl, 1818 -1899 (E. Schweizerbart, 1863)

Illustrirte Garten-Zeitung - Müller, Karl, 1818 -1899 (E. Schweizerbart, 1874)

Impacts of backcountry recreation : site management and rehabilitation : an annotated bibliography - Intermountain Forest; Range Experiment Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1981)

Important forest trees of the eastern United States - United States. Forest Service. (U.S. Dept. of Agriculture, 1922)

The important timber trees of the United States, a manual of practical forestry, for the use fo foresters, students and laymen in forestry, lumbermen, farmers and other land-owners, and all who contemplate growing trees for economic purposes - Elliott, Simon Bolivar (H. Mifflin, 1912)

The important timber trees of the United States; a manual of practical forestry for the user of foresters, students and laymen in forestry, lumbermen, farmers and other land-owners, and all who contemplate growing trees for economic purposes - Elliott, Simon Bolivar (Houghton Mifflin Company, The Riverside Press Cambridge, 1912)

In celebration of Dr. John J. Engel : a tribute to 40 years in bryology - Field Museum of Natural History. (Field Museum of Natural History, 2008)

Increase your trade with these increasingly valuable evergreens, Oak brand shrubs ; Choose choice phlox - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Conard-Pyle Co, 1928)

Index Kewensis plantarum phanerogamarum : nomina et synonym omnium generum et specierum a linnaeo usque as annum MDCCLXXXV complectans nomine recepro auctore patria unicuique planta subjectis : sumptibus beati Caroli Roberti Darwin ductu et consilio Josephi D. Hooker Tomus 1-2 = Index Kewensis : an enumeration of the genera and species of flowering plants from the time of Linnaeus to the year 1885 inclusive together with their authors names, the works in which they were first published, their native countries and thei - Hooker, Joseph Dalton, 1817 -1911 (Clarendon Press, 1893)

Index of organisms and non-parasitic diseases in Plant disease reporter, supplements LII-LVI, 1927 - Van Meter, Mary G. (Office of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1927)

Index of organisms and non-parasitic diseases in Plant disease reporter, supplements XXXIX-XLIII, 1925 - United States. Office of Plant Disease Survey; Pathological Collections. (Office of Plant Disease Survey and Pathological Collections, Bureau of Plant Industry, United States Department of Agriculture, 1925)

Index of organisms and non-parasitic diseases in the Plant disease reporter, supplements 105-110, 1938 - United States. Division of Mycology; Disease Survey. (Division of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1939)

Index to supplements XX-XXIV, Plant disease bulletin 1922 - United States. Plant Disease Survey. (Plant Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1922)