Handbuch der Nadelholzkunde. Systematik, Beschreibung, Verwendung und Kultur der Freiland-Coniferen. Für Gärtner Forstleute und Botaniker - Beissner, Ludwig, 1843 -1927 (P. Parey, 1891)

Handbuch der palaeontologie - Schimper, Wilhelm-Philippe, 1808 -1880 (R. Oldenbourg, 1890)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1909)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1928)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1932)

Handbuch der Pflanzenkrankheiten - Sorauer, Paul, 1839 -1916 (P. Parey, 1921)

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)

Handy book of ornamental conifers of rhododendrons and other American flowering shrubs suitable for the climate and soils of Britain - Fraser, Hugh, botanist. (W. Blackwood and sons, 1875)

Hardwood record (Hardwood Co, 1912)

Hardwood record (Hardwood Co, 1916)

Hardy coniferous trees : being a concise description of each species and variety, with the most recently approved nomenclature, lists of synonyms, and best methods of cultivation ... - Webster, A. D. (Angus Duncan), 1855 -1931 (Hutchinson, 1896)

Hardy coniferous trees : being a concise description of each species and variety, with the most recently approved nomenclature, lists of synonyms, and best methods of cultivation - Webster, A. D. (Angus Duncan), 1855 -1931 (Hutchinson, 1896)

Hardy Fern Foundation newsletter - Hardy Fern Foundation. (The Foundation, 1994)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2010)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 2015)

Harvard botanical memoirs - Harvard University. (Harvard University], 1905)

Harvard botanical memoirs - Harvard University. (Harvard University], 1908)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1918)

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

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

Herbertia - American Plant Life Society. ([American Plant Life Society], 2004)

Heredity and evolution in plants - Gager, C. Stuart (Charles Stuart), 1872 -1943 (P. Blakiston's Son & Co, 1920)

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

H.H. Berger & Co.'s price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1897)

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)

Hints on growing : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Co, 1923)

Hints on growing : 1928 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1928)

"Hints on growing" : annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company, 1931)

"Hints on growing" : annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1927)

Hints on growing for 1929 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1929)

Hints on growing for 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1932)

Histoire des plantes - Figuier, Louis, 1819 -1894 (Hachette, 1880)

Historic American trees - Nicholson, Katharine Stanley (Frye, 1922)

Historic American trees - Nicholson, Katharine Stanley. (Frye publishing company, 1922)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1879)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1894)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1903)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1912)

The history of the European fauna - Scharff, R. F. (Robert Francis), 1858 -1934 (W. Scott, 1899)

[H.M. Thompson & Son materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H.M. Thompson & Son, 1879)

Home planting guide for 1942 ornamental trees and shrubs, roses, evergreens, fruits, nuts and berries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward H. Rust Nursery and Flower Shop, 1942)

Home planting guide for 1942 : ornamental trees, shrubs, roses, evergreens, fruits, nuts, berries, garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1942)

L'Horticulteur français de mil huit cent cinquante et un : journal des amateurs et des intérêts horticoles - Hérincq, F. (François), 1820 -1891 (Bureau du journal, 1872)

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

Horticulture Northwest - Northwest Ornamental Horticultural Society (Northwest Ornamental Horticultural Society, 1978)

Horticulture Northwest - Northwest Ornamental Horticultural Society (Northwest Ornamental Horticultural Society, 1985)

Hortus Mortolensis : enumeratio plantarum in Horto Mortolensi cultarum = Alphabetical catalogue of plants growing in the garden of the late Sir Thomas Hanbury ... at La Mortola, Ventimiglia, Italy - Berger, Alwin, 1871 -1931 (West, Newman, 1912)

Hortus Veitchii : a history of the rise and progress of the nurseries of Messrs. James Veitch and sons, together with an account of the botanical collectors and hybridists employed by them and a list of the most remarkable of their introductions - Veitch, James Herbert, 1868 -1907 (J. Veitch & sons, 1906)

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.], 1907)

How plants are trained to work for man - Burbank, Luther, 1849 -1926 (Collier, 1921)

How plants are trained to work for man - Burbank, Luther, 1849 -1926 (P.F. Collier & Son Company, 1921)

How plants are trained to work for man - Burbank, Luther, 1849 -1926 (P. F. Collier & Son Company, 1921)

How to tell the trees and Forest Endowment of Pacific Slope - Lemmon, John Gill, 1832 -1908 (1902)

The human side of trees, wonders of the tree world - Dixon, Royal, 1885 -1962 (Stokes, 1917)

The human side of trees, wonders of the tree world, by Royal Dixon and Franklyn Everett Fitch - Dixon, Royal, 1885 -1962 (Frederick A. Stokes company, 1917)

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1882)

Hydrostatic-pneumatic system of certain trees: movements of liquids and gases. by D.T. MacDougal, J.B. Overton and Gilbert M. Smith - Smith, Gilbert Morgan, 1885 -1959 (Carnegie Institution of Washington, 1929)

I. Oberpliocäne Flora und Fauna des Untermaintales, insbesondere des Frankfurter Klärbeckens. II. Unterdiluviale Flora von Hainstadt a. M - Engelhardt, H. (Hermann), 1839 -1918 (Im Selbstverlage der Senckenbergischen Naturforschenden Gesellschaft, 1908)

Identification notes - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1954)

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)

Illinois Audubon bulletin - Illinois Audubon Society. (Illinois Audubon Society, 1945)

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, 1951)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1997)

Illustrated 1925 descriptive catalog, our sixtieth anniversary - Roeding, George Christian, 1868 -1928 (California Nursery Company, 1925)

Illustrated catalogue and practical planters guide combined : 1918 - Roeding, George Christian, 1868 -1928 (Fancher Creek Nurseries, 1918)

Illustrated catalogue : Cox Seed and Plant Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cox Seed and Plant Co, 1895)

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 flora of the Pacific States: Washington, Oregon, and California - Abrams, Le Roy, 1874 -1956 (Stanford University Press, 1923)

Illustrated price catalogue & practical planters guide combined : 1919 - Roeding, George Christian, 1868 -1928 (Fancher Creek Nurseries, 1919)

Illustrated price catalogue : 1917 - Roeding, George Christian, 1868 -1928 (Fancher Creek Nurseries, 1917)

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, 1860)

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, 1870)

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, 1878)

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, 1881)

Illustrations of conifers - Clinton-Baker, Henry William, 1865 -1935 (Privately printed [by Simson], 1909)

Illustriertes Forst- und Jagd- Lexikon. Unter Mitwirkung von Dr. Bühler [et al.] - Fürst, Hermann Heinrich von, 1837 - (P. Parey, 1904)

Illustriertes Preisverzeichnis mit Culturanleitung aller Arten Samereien ... - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ernst & von Spreckelsen, 1912)

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

Die immergrünen Ziergëholze von Süd-Tirol - Entleutner, Anton. (M. Huttler, 1891)

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)

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)

Impressions of seedlings - Coulson, John, d.1926. (1899)

In American fields and forests - Muir, John, 1838 -1914 (Houghton Mifflin, 1909)

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 Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCXXI usque ad finem anni MDCCCCXXV complectens. Supplementum septimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

Index of organisms and non-parasitic diseases in Plant disease reporter, supplements XLV-L, 1926 - Van Meter, Mary G. (Office of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1926)

Index seminum - Universität Frankfurt am Main. Botanischer Garten. (Botanischer Garten, 1910)

Index seminum Horti Botanici Scholæ Polytehnicæ Olisiponensis anno ... collectorum - Universidade de Lisboa. Jardim Botânico. (Typis Regalis Academiæ Scientiarum, 1911)

Index seminum Horti Botanici Scholæ Polytehnicæ Olisiponensis anno ... collectorum - Universidade de Lisboa. Jardim Botânico. (Typis Regalis Academiæ Scientiarum, 1912)

Index Seminum horti regii Botanici Acadici Conimbricensis ... mutuae commutationi oblatus - Universidade de Coimbra. Instituto Botânico. (Typis Academicis, 1928)

Index Seminum horti regii Botanici Acadici Conimbricensis ... mutuae commutationi oblatus - Universidade de Coimbra. Instituto Botânico. (Typis Academicis, 1935)

Index Seminum horti regii Botanici Acadici Conimbricensis ... mutuae commutationi oblatus - Universidade de Coimbra. Instituto Botânico. (Typis Academicis, 1936)

Index Seminum horti regii Botanici Acadici Conimbricensis ... mutuae commutationi oblatus - Universidade de Coimbra. Instituto Botânico. (Typis Academicis, 1939)

Index seminum horti regii botanici Panormitani ann. ... quae pro mutua commutatione offeruntur - Orto botanico di Palermo. (Horti regii botanici Panormitani, 1897)

Index seminum horti regii botanici Panormitani ann. ... quae pro mutua commutatione offeruntur - Orto botanico di Palermo. (Horti regii botanici Panormitani, 1898)

Index seminum horti regii botanici Panormitani ann. ... quae pro mutua commutatione offeruntur - Orto botanico di Palermo. (Horti regii botanici Panormitani, 1899)

Index seminum horti regii botanici Panormitani ann. ... quae pro mutua commutatione offeruntur - Orto botanico di Palermo. (Horti regii botanici Panormitani, 1902)

Index seminum horti regii botanici Panormitani ann. ... quae pro mutua commutatione offeruntur - Orto botanico di Palermo. (Horti regii botanici Panormitani, 1903)

Index seminum horti regii botanici Panormitani ann. ... quae pro mutua commutatione offeruntur - Orto botanico di Palermo. (Horti regii botanici Panormitani, 1908)

Index seminum horti regii botanici Panormitani ann. ... quae pro mutua commutatione offeruntur - Orto botanico di Palermo. (Horti regii botanici Panormitani, 1910)

Index seminum horti regii botanici Panormitani ann. ... quae pro mutua commutatione offeruntur - Orto botanico di Palermo. (Horti regii botanici Panormitani, 1911)

Index seminum horti regii botanici Panormitani ann. ... quae pro mutua commutatione offeruntur - Orto botanico di Palermo. (Horti regii botanici Panormitani, 1919)