International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1919)

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, 1904)

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)

The International Phytogeographical Excursion in the British Isles (1911) : a record and some notes by various phytogeographers who took part in the excursion (New phytologist, 1913)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1918)

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)

An interpretation of Rumphius's Herbarium amboinense - Robinson, Charles Budd, 1871 -1913 (Bureau of printing, 1917)

Intracellular pangenesis, including a paper on fertilization and hybridization - Vries, Hugo de, 1848 -1935 (The Open Court Publishing Co, 1910)

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)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, and Longman, 1832)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green and Longman, 1835)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Orme, Brown, Green, and Longmans, 1839)

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

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, & Longman, 1832)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Brown, Green, and Longmans, 1848)

An introduction to botany : containing an explanation of the theory of that science; extracted from the works of Dr. Linnæus; with twelve copper plates, two explanatory tables, an appendix, and glossary - Lee, James, 1715 -1795 (S. Crowder, 1794)

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

An introduction to botany. Containing an explanation of the theory of that science; extracted from the works of Dr. Linnaeus - Linné, Carl von, 1707 -1778 (J.F. and C. Rivington, 1788)

Introduction to plant geography and some related sciences - Polunin, Nicholas (McGraw-Hill, 1960)

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 embryology of angiosperms - Maheshwari, P. (Panchanan), 1904 -1966 (McGraw-Hill, 1950)

An introduction to the flora of Natal and Zululand - Bews, J. W. (John William), 1884 -1938 (City Printing Works, 1921)

An introduction to the modern classification of insects; founded on the natural habits and corresponding organisation of the different families - Westwood, J. O. (John Obadiah), 1805 -1893 (Longman, Orme, Brown, Green, and Longmans, 1839)

An introduction to the modern classification of insects; founded on the natural habits and corresponding organisation of the different families - Westwood, J. O. (John Obadiah), 1805 -1893 (Longman, Orme, Brown, Green, and Longmans, 1840)

An introduction to the natural system of botany: or, A systematic view of the organization, natural affinities, and geographical distribution of the whole vegetable kingdom; together with the uses of the most important species in medicine, the arts, and rural or domestic economy - Lindley, John, 1799 -1865 (G. & C. & H. Carvill, 1831)

Introduction to the plant-life of the Oxford district - Church, A. H. (Arthur Harry), 1865 -1937 (H. Milford, Oxford University Press, 1922)

Introduction to the plant-life of the Oxford district - Church, A. H. (Arthur Harry), 1865 -1937 (Milford, 1922)

An introduction to the study of botany, including a treatise on vegetable physiology, and descriptions of the most common plants in the middle and northern states - Comstock, J. L. (John Lee), 1789 -1858 (Pratt, Woodford, Farmer & Brace, 1856)

An introduction to vegetable physiology - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (J. & A. Churchill, 1900)

An introduction to vegetable physiology - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (P. Blakiston's Son & Co, 1907)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1913)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1921)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1922)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1920)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1923)

Invertebrates in need of special protection in Europe (1987)

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)

Ioachimi Iungii Lubecensis med. doct. et gymnasii Hamburg. quondam prof. publ. atque rectoris Opuscula botanico-physica - Jungius, Joachim, 1587 -1657 (Sumtibus et typis Georgii Ottonis, 1747)

Ioannis Antonii Scopoli ... Annus I-[V] historico-naturalis ... - Scopoli, Giovanni Antonio, 1723 -1788 (Sumtib. C.G. Hilscheri, 1770)

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)

Ioannis Antonii Scopoli phil. et med. doct. ... Annus I[-V] historico-naturalis ... - Scopoli, Giovanni Antonio, 1723 -1788 (Sumtib. Christ. Gottlob Hilscheri, 1769)

Ioh. Christ. Fabricii histor. nat. oecon. et cameral. prof. Kiloniens ... Species insectorum : exhibentes eorum differentias specificas, synonyma auctorum, loca natalia, metamorphosin : adiectis observationibus, descriptionibus - Fabricius, Johann Christian, 1745 -1808 (Impensis Carol. Ernest. Bohnii, 1781)

Iowa grown peonies : 1927 [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.G. DuMont, 1927)

Iris & peonies : closing out prices, August 16, 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Movilla Gardens, 1926)

Iris and peonies of the better sorts : 1929 [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Altha Hall Gardens, 1929)

Iris and peony price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A Village Garden, 1941)

Iris : hemerocallis, peonies, poppies, 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Topnotch Gardens, 1947)

Iris : hemerocallis, peonies, poppies, 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Topnotch Gardens, 1948)

An iris lover's catalog : 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Schreiner's Iris Gardens, 1941)

Iris, peonies, daffodils - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Ledlie Gloninger, 1931)

Iris, peonies, hemerocallis : price list, fall 1948–spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gilbert H. Wild & Son, 1948)

Irises and peonies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lee R. Bonnewitz, 1921)

Irises and peonies : season of 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gelser Brothers, 1930)

Irises of personality, peonies, oriental poppies grown and for sale, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Roy V. Ashley, 1930)

Irises, peonies, poppies, delphiniums, hemerocallis : summer, 1935 spring, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairmount Iris Gardens, 1935)

Irises, peonies, poppies, delphiniums, hemerocallis : summer, 1936 spring, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairmount Iris Gardens, 1936)

Irises, peonies, poppies, delphiniums, hemerocallis : summer, 1934 spring, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairmount Iris Gardens, 1934)

Irises, peonies, poppies, delphiniums, hemerocallis : summer, 1937 spring, 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairmount Iris Gardens, 1937)

Irises, peonies, poppies, hemerocallis, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairmount Iris Gardens, 1933)

Irish ethno-botany and the evolution of medicine in Ireland - Moloney, Michael Francis. (M. H. Gill, 1919)

Irish gardening (Pub. Office, 1906)

Irish gardening (Pub. Office, 1916)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1914)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1924)

Iroquois uses of maize and other food plants - Parker, Arthur Caswell, 1881 -1955 (University of the state of New York, 1910)

Isbell's seeds : 45th year, 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.M. Isbell & Co.], 1924)

Isbell's seeds : 46th year, 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.M. Isbell & Co, 1925)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1818)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1820)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1822)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1823)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1824)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1828)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1829)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1830)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1832)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1834)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1836)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1838)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1839)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1840)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1842)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1843)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1844)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1845)