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

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 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)

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

Invasive alien flora and fauna in South Africa : expertise and bibliography - South African National Biodiversity Institute. (South African National Biodiversity Institute, 2007)

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)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1912)

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, 1914)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1917)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1918)

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, 1922)

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

An inventory of vegetation, wildlife, and recreational resources of the Long Pines, Montana : final report - U.S. Fish; Wildlife Service. Office of Biological Services. (The Division, 1980)

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An investigation of the abnormal shedding of young fruits of the Washington navel oranges - Coit, J. Eliot, 1880 - (University of California press, 1919)

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)

Ioannis Antonii Scopoli Med. Doct. S.C.R. ... Entomologia Carniolica exhibens insecta Carnioliae indigena et distributa in ordines, genera, species, varietates : methodo Linnaeana - Scopoli, Giovanni Antonio, 1723 -1788 (Typis Ioannis Thomae Trattner, 1763)

Iowa year book of agriculture - Iowa. Dept. of Agriculture. (Iowa Dept. of Agriculture, 1906)

Iowa year book of agriculture - Iowa. Dept. of Agriculture. (Iowa Dept. of Agriculture, 1912)

Irish gardening (Pub. Office, 1906)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1892)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1893)

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

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1896)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1898)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1903)

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

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1923)

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

Isbell's catalogue of northern grown seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.M. Isbell & Co, 1909)

Isbell's seed annual. 1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.M. Isbell & Co, 1916)

Isbell's seed annual : 1911 tested seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.M. Isbell & Co, 1911)

Isbell's seed annual : 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.M. Isbell & Co, 1912)

Isbell's seed annual : 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.M. Isbell & Co, 1914)

Isbell's seed annual : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.M. Isbell & Co, 1915)

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, 1821)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1826)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1827)

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, 1833)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1835)

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

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, 1843)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1846)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1847)

Le isole pelagie; Lampedusa, Linosa, Lampione e la loro flora con un elenco completo delle piante di Pantelleria - Sommier, Stefano, 1848 -1922 (Pellas, 1908)

Iter Turcico-Persicum. Plantarum collectaum enumeratio. pt. 1-5 - Nábĕlek, František 1884 -1965 (Přírodovĕdecká Fakulta, 1923)

Itinerary notes of plants collected in the Khasyah and Bootan Mountains 1837-38, in Affghanistan and neighbouring countries 1839-1841 - Griffith, William, 1810 -1845 (1848)

J. C. Röhlings Deutschlands Flora - Koch, Wilhelm Daniel Joseph, 1771 -1849 (F. Wilmans, 1823)

J. M. Nickell's Botanical ready reference : especially designed for druggists and physicians ... - Nickell, J. M. (Nickell, 1881)

J. M. Thorburn & Co.'s annual descriptive catalogue of vegetable and agricultural seeds : garden, field, fruit, &c. seeds. The largest collection to be found in the world, embracing every standard & improved variety ; also, tested novelties, both of domestic and of foreign origin, that are suited to the climate of the United States - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. M. Thorburn & Co, 1870)

J. M. Thorburn & Co.'s descriptive catalogue of vegetable and agricultural seeds : garden, field, fruit, &c. seeds. The largest collection to be found in the world, embracing every standard & improved variety ; also, tested novelties, both of domestic and of foreign origin, that are suited to the climate of the U. States - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. M. Thorburn & Co, 1869)

J. Steckler Seed Co., Ltd. garden manual 1900 : dealers in vegetable, flower, field, and grass seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Steckler, 1900)

J. Sturms Flora von Deutschland : in Abbildungen nach der Natur - Sturm, Jakob, 1771 -1848 (K. G. Lutz, 1901)

J. Sturms Flora von Deutschland : in Abbildungen nach der Natur - Sturm, Jakob, 1771 -1848 (K. G. Lutz, 1903)

J. Sturms Flora von Deutschland : in Abbildungen nach der Natur - Sturm, Jakob, 1771 -1848 (K. G. Lutz, 1907)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (1851)

Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten - Hamburg (Germany). Oberschulbeh. Sektion f Wissenschaftlichen Anstalten. (Lucas Gr & Sillem, 1896)

Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten - Hamburg (Germany). Oberschulbeh. Sektion f Wissenschaftlichen Anstalten. (Lucas Gr & Sillem, 1905)

Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten - Hamburg (Germany). Oberschulbeh. Sektion f Wissenschaftlichen Anstalten. (Lucas Gr & Sillem, 1910)

Jahrbuch der Königlich Preussischen Geologischen Landesanstalt und Bergakademie zu Berlin für das Jahr ... - Königlich Preussische Geologische Landesanstalt und Bergakademie zu Berlin. (Simon Schropp'schen Hof-Landkartenhandlung, 1887)

Jahrbuch der St. Gallischen Naturwissenschaftlichen Gesellschaft für das Vereinsjahr ... - St. Gallische Naturwissenschaftliche Gesellschaft (Switzerland) (Zollikofer'sche Buchdr, 1899)