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

Illinois wild flowers - Eifert, Virginia Louise Snider, 1911 -1966 (1960)

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 encyclopedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L. U. Gill, 1884)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (Balliére, Tindall & Cox, 1894)

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 dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston, Son & Co, 1894)

An illustrated dictionary of scientific terms - Rossiter, William, 1897 (G. P. Putnam's Sons, 1878)

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 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 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 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, 1897)

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 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 flora of the Pacific States: Washington, Oregon, and California - Abrams, Le Roy, 1874 -1956 (Stanford University Press, 1944)

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)

Illustrations of the Zoology of H.M. Indian Marine Surveying Steamer Investigator - Annandale, Nelson, 1876 -1924 (Printed and sold by the Superintendent of Government Printing, 1899)

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

Illustriertes Handwörterbuch der Botanik - Linsbauer, Karl, 1872 -1934 (W. Engelmann, 1917)

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 sale : Hardy American plants and Carolina mountain wildings - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1940)

Imported and domestic bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John Dirkmaat Company Inc, 1949)

Imported and domestic bulbs : fall 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Garden Store, 1947)

Imported and domestic bulbs, plants and roots - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Redman's Nursery, 1947)

Imported and native bulbs, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Van Bourgondien Bros, 1946)

Imported and native bulbs, 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Van Bourgondien Bros, 1947)

Imported and native bulbs, 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Van Bourgondien Bros, 1948)

Imported Dutch bulbs for fall planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Templin-Bradley Co, 1954)

Imported from Holland : plant this fall for a gargeous spring garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stebbins Anderson, 1955)

Imported Holland bulbs from the John H. van Zonneveld Comp. : summerfield bulb farms, Vogelenzang, Holland - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sven van Zonneveld, 1950)

In Codicem botanicum linnaeanum index alphabeticus : generum, specierum ac synonymorum omnium completissimus - Linné, Carl von, 1707 -1778 (O. Wigand, 1840)

Incrementa florae phaenogamae Rossicae - Trautvetter, Ernst Rudolph von, 1809 -1889 ([s.l.], 1882)

Index alphabeticus generum botanicorum quotquot a Willdenovio in Speciebus plantarum et a Persoonio in Synopsi plantarum recensentur - Lichtenstein, A. G. G. (August Gerhard Gottfried), 1780 -1851 (Leuckartiorum patris et filii, 1814)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1801)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1902)

Index Kewensis. Supplement twenty one, Names of seed-bearing plants at the rank of family and below published between January 1996 and the end of 2000 with some omissions from earlier years - Royal Botanic Gardens, Kew. (Royal Botanic Gardens, Kew, 1901)

Index Kewensis. names of seed-bearing plants at the rank of family and below published between January 1986 and the end of 1990 with some omissions from earlier years. Supplement nineteen - Royal Botanic Gardens, Kew. (1901)

Index Kewensis. names of seed-bearing plants at the rank of family and below published between January 1976 and the end of 1980 with some omissions from earlier years. Supplement seventeen - Royal Botanic Gardens, Kew. (Clarendon Press, 1901)

Index Kewensis. names of seed-bearing plants at the rank of family and below published between January 1981 and the end of 1985 with some omissions from earlier years. Supplement eighteen - Royal Botanic Gardens, Kew. (Clarendon Press, 1901)

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 MDCCCCXXXVI usque ad finem anni MDCCCCXL nonnulla etiam antea edita complectens. Supplementum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCLXVI usque ad finem anni MDCCCCLXX nonnulla etiam antea edita complectens. Supplementum quintum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab inition anni MDCCCXCVI usque ad finem anni MDCCCC complectens. Supplementum secundum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

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 Kewensis plantarum phanerogamarum. nomina et synonyma omnium familiarum et graduum infrafamiliarum ab initio anni MDCCCCLXXI usque ad finem anni MDCCCCLXXV nonnulla etiam antea edita complectens. Supplementum sextum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

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

Index kewensis plantarum phanerogamarum nomina et synonyma omnium generum et specierum a Linnaeo usque ad annum 1885 complectens nomine recepto auctore patria unicuique plantae subjectis. Supplementum, nomina et synonyma omnium generum et specierum - Royal Botanic Gardens, Kew. (E prelo Clarendoniano, 1901)

Index palaeontologicus : oder Übersicht der bis jetzt bekannten fossilen Organismen - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweitzerbart, 1848)

Index plantarum Japonicarum, sive, Enumeratio plantarum omnium ex insulis Kurile, Yezo, Nippon, Sikoku, Kiusiu, Liukiu, et Formosa hucusque cognitarum systematice et alphabetice disposita adjectis synonymis selectis, nominibus Japonicis, locis natalibus - Matsumura, Jinzo, 1856 -1928 (Apud Maruzen, 1904)

Index Rafinesquianus : the plant names published by C. S. Rafinesque with reductions, and a consideration of his methods, objectives, and attainments - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Arnold Arboretum of Harvard University, 1949)

Index seminum in Horto Botanico Universitatis Carolinae Pragensis anno ... collectorum = Seznam semen v Botanické Zahrade University Karlovy v Praze roko ... sbíraných - Univerzita Karlova. Botanická Zahrada. (Botanická Zahrada, 1937)

Index seminum, quae Hortus Botanicus Imperialis Petropolitanus pro mutua commutatione offert : accedunt Animadversiones botanicae nonnullae - Meyer, Carl Anton, 1795 -1855 (Hortus, 1835)

Index to plant chromosome numbers - Missouri Botanical Garden. (Missouri Botanical Garden, 1985)

Insekten-Börse (1895)

Insekten-Börse (1896)

Die Insekten-Welt : Zeitschrift des Internationalen Entomologen-Vereins - Internationaler Entomologischer Verein. (1885)

Insektenbörse (Alfred Kernen, 1912)

Insektenbörse (Alfred Kernen, 1909)

Insektenbörse (Alfred Kernen, 1914)

Insektenbörse (Alfred Kernen, 1915)

Intermountain range plant names and symbols - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest and Range Experiment Station, 1977)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1905)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1902)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1910)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1911)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1914)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1915)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1916)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1905)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1906)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1907)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1909)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1910)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1911)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1912)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1914)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1915)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1916)

International catalogue of scientific literature [Sect.] M. Botany : 1st -14th annual issues, 1901-1914 (Published for the International Council by the Royal Society of London, 1905)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1914)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1917)

Internationales Wörterbuch der Pflanzennamen : in Lateinischer, Deutscher, Englischer und Französischer Sprache : zum Gebrauche für Botaniker, insbesondere für Handelsgärtner, Landwirthe, Forstbeflissene und Pharmaceuten - Ulrich, Wilhelm. (H. Schmidt, 1872)

Introducción à la flora de Cataluña y catálogo razonado de las plantas observadas en esta región - Costa y Cuxart, Antonio Cipriano, 1817 -1886 (Impr. del Diario de Barcelona, 1864)

Introductio ad historiam naturalem sistens genera lapidum, plantarum, et animalium :hactenus detecta, caracteribus essentialibus donata, in tribus divisa, subinde ad leges naturae - Scopoli, Giovanni Antonio, 1723 -1788 (Apud Wolfgangum Gerle, 1777)

Introduction to botany - Bergen, Joseph Y. (Joseph Young), 1851 -1917 (Ginn, 1914)

Introduction to botany - Stevens, William Chase, 1861 -1955 (D. C. Heath & Co, 1902)

Introduction to botany, containing an explanation of the theory of that science, extracted from the works of Linnaeus - Lee, J. (Bell, 1811)

Introduction to structural and systematic botany and vegetable physiology : being a 5th and rev. ed. of The botanical textbook, illustrated with over thirteen hundred woodcuts - Gray, Asa, 1810 -1888 (Ivison, Phinney & Co, 1865)

Introduction to structural and systematic botany and vegetable physiology : being a fifth and revised edition of The botanical text-book - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor & Co, 1876)

An introduction to the science of botany : chiefly extracted from the works of Linnaeus : to which are added, several new tables and notes, and a life of the author - Linné, Carl von, 1707 -1778 (Printed for F.C. and J. Rivington, Wilkie and Robinson, J. Walker, White and Co., [etc.], 1810)

Inventory grade count : fall 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1941)

Ioa. Guil. Weinmanni thesaurus rei herboriae locupletissimus indice systematico illustratus et emendatus : in quo aliquot plantarum millia secundum classes, ordines, genera, species et varietes methodo Linneana recensentur et passim adnotationibus illustantur - Weinmann, Johann Wilhelm, 1683 -1741 (Apud Ioa. Elias Haid, 1787)

Ioannis Antonii Scopoli ... Flora Carniolica : exhibens plantas Carnioliae indigenas et distributas in classes, genera, species, varietates, ordine Linnaeano - Scopoli, Giovanni Antonio, 1723 -1788 (Impensis Ioannis Pauli Krauss, bibliopolae Vindobonensis, 1772)

Iris, 1946 : daffodils, hyacinths, tulips, vegetable and flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Salbach, 1946)

Iris daffodils for 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cooley's Gardens, 1948)

Iris, the rainbow's rival : 1954 catalog, miniature dwarf, median: standard dwarf, intermediate, border, miniature tall, tall bearded, older favorites, spuria-butterfly, Japanese-Kaempferi, Dutch (bulb), and other hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Evans Iris Gardens, 1959)

Iris tulips daffodils 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cooley's Gardens, 1943)

Iris tulips daffodils for 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cooley's Gardens, 1946)

Iris tulips daffodils for 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cooley's Gardens, 1947)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1819)