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

An introduction to structural botany : part II, flowerless plants - Scott, Dukinfield Henry, 1854 -1934 (A. and C. Black, 1897)

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 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)

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 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 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)

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)

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

An introduction to the study of viruses - Smith, Kenneth Manley, 1892 - (Pitman Pub. Corp, 1950)

An introduction to vegetable physiology - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (P. Blakiston, 1907)

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 (J. & A. Churchill, 1907)

An introduction to vegetable physiology - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (J. & A. Churchill, 1911)

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

An introduction to vegetable physiology - Green, J. Reynolds (Joseph Reynolds), 1848 -1914 (Blakiston's, 1911)

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

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)

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)

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

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

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

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1895)

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

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1900)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1901)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1902)

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

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1904)

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

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

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1913)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1918)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1922)

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, 1824)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1825)

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

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1831)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1833)

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, 1844)

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

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1848)

Island biology - Carlquist, Sherwin John, 1930 - (Columbia University Press, 1974)

The island of Nantucket : what it was and what it is : being a complete index and guide to this noted resort : containing descriptions of everything on or about the island in regard to which the visitor or resident may desire information : including its history, people, agriculture, botany, conchology and geology - Godfrey, Edward K. (Lee and Shepard, 1882)

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, 1926)

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)

Izvestiia na Tsarskitia prirodonauchni instituti v Sofiia = Mitteilungen aus den Konigl. naturwissenschaftlichen Instituten in Sofia, Bulgarien = Bulletin des Institutions royales d'histoire naturelle á Sofia, Bulgarie - Tsarskitie prirodonauchni instituti (Sofiia, Bulgaria) (Pechatnitsa P. Glushkov, 1938)

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