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, 1912)

Illustriertes Jahrbuch der Naturkunde (Karl Prochaska, 1909)

Important western browse plants - Dayton, William A. (William Adams), 1885 - (U.S. Dept. of Agriculture, 1931)

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

Inbreeding and outbreeding : their genetic and sociological significance - East, Edward M. (Edward Murray), 1879 -1938 (J. B. Lippincott Company, 1919)

Inbreeding and outbreeding; their genetic and sociological significance - East, Edward M. (Edward Murray), 1879 -1938 (J.B. Lippincott Company, 1919)

Inbreeding and outbreeding; their genetic and sociological significance - East, Edward M. (Edward Murray), 1879 -1938 (J. B. Lippincott, 1919)

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

Index bibliographique de l'Hortus Belgicus : Catalogue méthodique des plantes ornementales qui ont été décrites, figurées ou introduites en Belgique de 1830 à 1880 - Morren, Édouard, 1833 -1886 (1887)

Index generum phanerogamorum usque ad finem anni 1887 promulgatorum in Benthami et Hookeri "Genera plantarum" fundatus, cum numero specierum synonymis et area geographica - Bentham, George, 1800 -1884 (Sumptibus auctoris, 1888)

Index herbariorum - International Association for Plant Taxonomy (Published and Distributed for International Association for Plant Taxonomy by New York Botanical Gardens, 1990)

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 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 MDCCCCLI usque ad finem anni MDCCCCLV nonnulla etiam antea edita complectens. Supplementum duodecimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

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

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCLVI usque ad finem anni MDCCCCLX nonnulla etiam antea edita complectens. Supplementum tertium 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 MDCCCCXVI usque ad finem anni MDCCCCXX complectens. Supplementum sextum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1901)

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

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCXLI usque ad finem anni MDCCCCL nonnulla etiam antea edita complectens. Supplementum undecimum - 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 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 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 MDCCCLXXXVI usque ad finem anni MDCCCXCV complectens. Supplementum primum - Royal Botanic Gardens, Kew. (apud Alfredum Castaigne, 1901)

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

Index of organisms and non-parasitic diseases in Plant disease reporter, supplements LXVII-LXXIII, 1929 - Van Meter, Mary G. (Office of Mycology and Disease Survey, Bureau of Plant Industry, United States Department of Agriculture, 1929)

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 plantarum, or, An alphabetical arrangement of all the genera and species of plants hitherto described : with references to original authorities for each genus and species ... : to which is added, an index of the natural order and an appendix ... - Coyte, William Beeston, 1740 -1810 (Printed by R. Taylor, 1807)

Index plantarum, præcipue officinalium, quæ, in horto medico Edinburgensis, a Carolo Alston - Alston, Charles, 1683 -1760 (Apud W. Sands, A. Brymer, A. Murray, and J. Cochran, 1740)

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

Index seminum in hortis Musei Parisiensis anno ... collectorum - Muséum national d'histoire naturelle (France) (Museum National d"Histoire Naturelle, Service de Culture, 1885)

Index seminum in Horto Regio Neapolitano anno ... collectorum quae mutua commutatione, offeruntur - Regia Università di Napoli. Orto botanico. (Horto Regio Neapolitano, 1933)

Index seminum in R. Horto Botanico Senensi anno ... collectorum - Università di Siena. Orto Botanico. (Typis Lazzeri, 1914)

Index seminum quae hortus botanicus Barcinonensis mutua commutatione offert ... - Instituto Botánico de Barcelona. (Instituto Botánico de Barcelona], 1929)

Index seminum quae hortus botanicus Barcinonensis mutua commutatione offert ... - Instituto Botánico de Barcelona. (Instituto Botánico de Barcelona], 1930)

Index seminum quae hortus botanicus Barcinonensis mutua commutatione offert ... - Instituto Botánico de Barcelona. (Instituto Botánico de Barcelona], 1931)

Index seminum, quae Hortus Botanicus Imperialis Petropolitanus pro mutua commutatione offert : accedunt Animadversiones botanicae nonnullae - Meyer, Carl Anton, 1795 -1855 (Hortus, 1845)

Index seminum quae ineunte anno ... pro mutua commutatione Hortus botanicus sassarensis offert - Università degli studi di Sassari. Istituto di botanica. (Tip. A. Forni, 1913)

Index to plant chromosome numbers - Missouri Botanical Garden. (Missouri Botanical Garden, 1990)

Die indo-malayische Strandflora - Schimper, A. F. W. (Andreas Franz Wilhelm), 1856 -1901 (G. Fischer, 1891)

Injurious and beneficial insects of California - California. State Commission of Horticulture. (California state printing office, 1915)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1926)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1921)

Insekten-Börse (1897)

Insekten-Börse (1905)

Die insel Cypern, ihrer Physischen und Organischen Natur nach mit Rücksicht auf ihre frühere Geschichte - Unger, F. (Franz), 1800 -1870 (W. Braumüller, 1916)

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, 1916)

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, 1916)

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

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 al estudio de la flórula de micromicetos de Cataluña - Gonzáles Fragoso, R. 1862 -1928 (Museo Martorell, 1917)

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 botanic teachings at the schools of Victoria, through references to leading native plants - Mueller, Ferdinand von, 1825 -1896 (John Ferres, Govt. Printer, 1877)

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)

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)

An introduction to botany, in a series of familiar letters. With illustrative engravings - Wakefield, Priscilla, 1751 -1832 (For Messrs P. Wogan, P. Byrne, J. Milliken, J. Rice, B. Dugdale, J. Gough, P. Moore, and George Johnson, 1796)

An introduction to California plant life - Ornduff, Robert (University of California Press, 1974)

An introduction to physiological & systematical botany - Smith, James Edward, 1759 -1828 (A. Finley, 1814)

An introduction to physiological and systematical botany - Smith, James Edward, 1759 -1828 (Longman, Hurst, Rees, and Orme, 1807)

An introduction to physiological and systematical botany - Smith, James Edward, 1759 -1828 (Longman, Hurst, Reese, Orme, 1807)

An introduction to physiological and systematical botany - Smith, James Edward, 1759 -1828 (Printed for Longman, Hurst, Rees, Orme, and Brown, 1819)

An introduction to systematic and physiological botany - Nuttall, Thomas, 1786 -1859 (Hilliard amd Brown, 1827)

An introduction to the natural system of botany : or, A systematic view of the organisation, 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 (Longman, Rees, Orme, Brown, and Green, 1830)

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)

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)

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 - Thornton, Robert John, 1837 (printed for F. C. and J. Rivington ; Wilkie and Robinson ; J. Walker ; White and Co. ; Longman, Hurst, Rees, and Orme ; Cadell and Davies ; Lackington, Allen and Co. ; J. Booker : J. Mawman. B. Crosby and Co. ; W. Haynes ; Sherwood, Neely and Jones ; J. J, 1810)

An introduction to the study of botany - Smith, James Edward, 1759 -1828 (Longman, Rees, Orme, Brown, Green, and Longman, 1833)

An introduction to the study of English botany; with a glossary of terms - Banks, George, (H. Washbourne, 1832)

Introductory class-book of botany for use in New Zealand schools - Thomson, George Malcolm 1848 -1933 (Govt. Printer, 1891)

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

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)

Iris, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Salbach, 1935)

Iris, selected seed specialties, tulips, narcissi, Dutch and Japanese iris, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Salbach, 1936)

Irish gardening (Pub. Office, 1906)

Irish gardening (Pub. Office, 1918)

Irish gardening (Pub. Office, 1919)

Irish gardening (Pub. Office, 1920)

Irish gardening (Pub. Office, 1921)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1907)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1909)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1911)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1912)

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)