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)

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, 1892)

Illustrations of the British flora: a series of wood engravings, with dissections, of British plants - Bentham, George, 1800 -1884 (L. Reeve, 1919)

Illustrations of the British flora : a series of wood engravings, with dissections, of British plants - Bentham, George, 1800 -1884 (L. Reeve, 1887)

Illustrations of the British flora: a series of wood engravings, with dissections, of British plants - Fitch, W. H. (Walter Hood), 1817 -1892 (Reeve, 1908)

Illustrations of the British flora: a series of wood engravings, with dissections, of British plants - Bentham, George, 1800 -1884 (L. Reeve & co, 1880)

Illustrations of the principal natural orders of the vegetable kingdom - Oliver, Daniel, 1830 -1916 (Chapman and Hall, 193 Piccadilly, 1874)

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)

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)

Index : appendix to flora of the Columbia County area, New York - McVaugh, Rogers, 1909 -2009 (University of the State of New York, 1958)

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 MDCCCCXXVI usque ad finem anni MDCCCCXXX complectens. Supplementum octavum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

Index of British plants according to the London catalogue - Turnbull, Robert. (G. Bell, 1889)

Index seminum e plantis spontaneis et cultis, quae hortus botanicus universitatis Brunensis pro mutua commutatione offert - Masarykova univerzita v Brně. Botanická Zahrada. (Hortus botanicus universitatis Brunensis, 1928)

Index seminum horti botanici Olomucensis (Olmütz) - Univerzita Palackého v Olomouci. Botanická zahrada. (Botanischer Garten Olmütz, 1907)

Index seminum in Horto Regio Neapolitano anno ... collectorum quae mutua commutatione, offeruntur - Regia Università di Napoli. Orto botanico. (Horto Regio Neapolitano, 1912)

Influence of temperature on biological systems. Incorporating papers presented at a symposium held at the University of Connecticut, Storrs, Connecticut, on August 27 and 28, 1956 - Johnson, Frank H. (Frank Harris), 1908 -1990 (American Physiological Society, 1957)

Inorganic plant poisons and stimulants - Brenchley, Winifred E. (Winifred Elsie), 1883 -1953 (University Press, 1914)

Inorganic plant poisons and stimulants - Brenchley, Winifred E. (Winifred Elsie), 1883 -1953 (The University Press, 1914)

Inpaws journal - Indiana Native Plant; Wildflower Society. (Indiana Native Plant and Wildflower Society, 2008)

Insect life; an introduction to nature study and a guide for teachers, students and others interested in out-of-door life - Comstock, John Henry, 1849 -1931 (D. Appleton and Company, 1901)

Insect life : an introduction to nature-study and a guide for teachers, students, and others interested in out-of-door life - Comstock, John Henry, 1849 -1931 (D. Appleton, 1897)

Insect life; an introduction to nature-study and a guide for teachers, students, and others interested in out-of-door life - Comstock, John Henry, 1849 -1931 (D.Appleton and Company, 1897)

Interior Columbia Basin ecosystem management project : analysis of vascular plants - Shelly, J. Stephen (U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station], 1997)

The international bibliography of electron microscopy - New York Society of Electron Microscopists. (1959)

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, 1904)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1908)

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, 1913)

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, 1903)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1904)

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, 1908)

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, 1913)

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, 1904)

Internationale Monatsschrift für Anatomie und Physiologie (G. Thieme [et al.,], 1916)

Introduction à la botanique. Le sapin - Lanessan, Jean-Louis de, 1843 -1919 (Alcan, 1885)

An introduction to bacteriological and enzyme chemistry - Fowler, Gilbert J. (Gilbert John), 1868 - (E. Arnold, 1911)

An introduction to cytology, by Lester W. Sharp ... - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill book company, inc, 1921)

An introduction to cytology - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill, 1921)

An introduction to cytology - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill book company, inc, 1921)

Introduction to cytology - Sharp, Lester W. (Lester Whyland), 1887 - (McGraw-Hill Book Company, inc, 1934)

Introduction to genetics and cytogenetics - Riley, Herbert Parkes, 1904 - (J. Wiley, 1948)

An introduction to historical plant geography - Brissenden, Elizabeth. (Chronica Botanica Co, 1943)

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

An introduction to structural botany - Scott, Dukinfield Henry, 1854 -1934 (A. and C. Black, 1894)

An introduction to structural botany... - Scott, Dukinfield Henry, 1854 -1934 (A. and C. Black, 1902)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, 1917)

Introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green and co, 1913)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green, 1917)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green, and co, 1921)

An introduction to the chemistry of plant products - Haas, Paul, 1877 - (Longmans, Green, 1928)

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

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

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

An introduction to the structure and reproduction of plants - Fritsch, Felix Eugene, 1879 -1954 (Bell, 1920)

An introduction to the structure and reproduction of plants - Fritsch, Felix Eugene, 1879 -1954 (G. Bell and sons ltd, 1920)

Inventaire des plantes phanérogames et cryptogames vasculaires croissant spontanément ou cultivées en grand dans le département de l'Orne - Letacq, Arthur Louis, 1855 -1923 (Jules Lecerf, 1906)

An investigation into the use of biological agents for the control of aquatic plant growth in irrigation systems in Alberta - Allen, E. Ashley Dale. (Research Management Division, Alberta Environment, 1987)

Investigations in fish control - U.S. Fish; Wildlife Service (U.S. Dept. of the Interior, Fish and Wildlife Service, 1964)

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

Irish gardening (Pub. Office, 1906)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1894)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1897)