Historia fisica y politica de Chile segun documentos adquiridos en esta republica durante doce anos de residencia en ella y publicada bajo los auspicios del supremo gobierno - Gay, Claudio, 1800 -1873 (En casa del autor, 1850)

Historia muscorum in qua circiter sexcentæ species veteres et novæ ad sua genera relatæ, describuntur et iconibus genuinis illustrantur cum appendice et indice synonymorum - Dillenius, Johann Jakob, 1687 -1747 (e theatro Sheldoniano, 1741)

Historia naturalis testaceorum Britanniæ, or, The British conchology : containing the descriptions and other particulars of natural history of the shells of Great Britain and Ireland : illustrated with figures, in English and in French - Mendes da Costa, Emanuel, 1717 -1791 (Printed for the author, and sold by Millan, B. White, Elmsley, and Robson, 1910)

Historia naturalis testaceorum Britanniæ, or, The British conchology : containing the descriptions and other particulars of natural history of the shells of Great Britain and Ireland : illustrated with figures, in English and in French - Mendes da Costa, Emanuel, 1717 -1791 (Printed for the author, and sold by Millan, B. White, Elmsley, and Robson, 1778)

A history of British forest-trees, indigenous and introduced - Selby, Prideaux John, 1788 -1867 (J. van Voorst, 1842)

A history of British forest-trees : indigenous and introduced - Selby, Prideaux John, 1788 -1867 (J. van Voorst, 1842)

History of infusoria, including the desmidiaceae and diatomaceae, British and foreign - Arlidge, J. T. 1822 -1899 (Whitaker and Co, 1861)

A history of Infusoria, including the Dismidiace and Diatomace, British and foreign - Archer, William, 1827 -1898 (Whitaker and co, 1861)

A history of Infusoria : including the Dismidiaceoe and Diatomaceoe, British and foreign - Arlidge, J. T. 1822 -1899 (Whittaker, 1861)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1903)

A history of the vegetable kingdom; embracing the physiology of plants, with their uses to man and the lower animals, and their application in the arts, manufactures, and domestic economy. Illus. by several hundred figures - Rhind, William, fl 1833 -1867 (Blackie and Son, 1855)

Hoffmann-Dennert botanischer Bilderatlas, nach dem naturlichen Pflanzensystem - Dennert, Eberhard, 1861 -1942 (Schweizerbart, 1911)

Hooker's journal of botany and Kew Garden miscellany - Hooker, William Jackson, Sir, 1785 -1865 (Reeve, Benham, and Reeve, 1851)

Horae physicae Berolinenses :collectae ex symbolis virorum doctorum H. Linkii ... ; edicuravit Christianus Godof. Nees ab Esenbeck - Sturm, Jakob, 1771 -1848 (Adolphi Marcus, 1820)

The Horticultural register, and general magazine - Paxton, Joseph, Sir, 1803 -1865 (Baldwin and Cradock, 1833)

Hortus Kewensis, or, A catalogue of the plants cultivated in the Royal Botanic Garden at Kew - Ehret, Georg Dionysius, 1708 -1770 (Printed for George Nicol, Bookseller to his Majesty, 1789)

How to know the mosses; a popular guide to the mosses of the northeastern United States; containing keys to eighty genera and short descriptions of over one hundred and fifty species, with special reference to the distinguishing characteristics that are apparent without the aid of a lens - Dunham, Elizabeth Marie, 1872 -1966 (Houghton Mifflin, 1916)

How to study plants - Wood, Alphonso, 1810 -1881 (American book company, 1895)

How to study plants : or, introduction to botany, being an illustrated flora - Wood, Alphonso, 1810 -1881 (American Book Co, 1882)

How to study plants : or, Introduction to botany, being an illustrated flora - Wood, Alphonso, 1810 -1881 (Barnes, 1882)

Hymenomycetes Britannici. British fungi (Hymenomycetes) v.1-2 - Stevenson, John, 1836 -1903 (William Blackwood and Sons, 1886)

Icones muscorum novorum vel minus cognitorum - Hampe, Ernst, 1795 -1880 (Henry & Cohen, 1844)

Icones muscorum, or, Figures and descriptions of most of those mosses peculiar to North America which have not yet been figured - Sullivant, William S. (William Starling), 1803 -1873 (Charles W. Sever, 1874)

Icones muscorum, or, Figures and descriptions of most of those mosses peculiar to eastern North America which have not been heretofore figured - Sullivant, William S. (William Starling), 1803 -1873 (Sever and Francis, 1864)

Icones plantarum cryptogamicarum :quas in itinere annis MDCCXVII-MDCCCXX per Brasiliam jussu et auspiciis Maximiliani Josephi I. Bavariae regis augustissimi instituto - Martius, Karl Friedrich Philipp von, 1794 -1868 (Impensis auctoris, 1828)

Icones plantarum medicinalium Centuria I [-VI] - Zorn, Johannes, 1739 -1799 (auf Kosten der Raspischen Buchhandlung, 1779)

Icones plantarum : or, Figures, with brief descriptive characters and remarks, of new or rare plants, selected from the author's herbarium - Hooker, William Jackson, Sir, 1785 -1865 (Longman, Rees, [etc.], 1832)

Icones plantarum or figures, with brief descriptive characters and remarks, of new or rare plants, selected from the author's herbarium - Hooker, Joseph Dalton, 1817 -1911 (Longman, Rees, Orme, Brown, Green, & Longman, etc, 1840)

Icones plantarum or figures, with brief descriptive characters and remarks, of new or rare plants, selected from the author's herbarium - Hooker, Joseph Dalton, 1817 -1911 (Longman, Rees, Orme, Brown, Green, & Longman, etc, 1844)

Iconographia familiarum naturalium regni vegetabilis = Abbildungen der natürlichen Familien des Gewächsreiches : delineata atque adiectis familiarum characteribus adnotationibusque variis tum scientiam tum usum spectantibus exornata - Schnizlein, Adalbert, 1814 -1868 (M. Cohen, 1843)

Iconographia generum plantarum - Endlicher, Stephan, 1804 -1849 (F. Beck, 1838)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1934)

The illustrated botany : comprising the most valuable native and exotic plants, with their history, medicinal properties, etc. : to which is added an introduction on physiology, and a view of the natural and Linnæan systems - Comstock, J. L. (John Lee), 1789 -1858 (J.K. Wellman, 1846)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son & Co, 1900)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston, Son & Co, 1894)

An illustrated dictionary of medicine, biology and allied sciences ... by George M. Gould. 5th ed., with additions and corrections - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son, 1907)

Illustrated guide to some hornworts, liverworts, and mosses of eastern Canada - Ireland, Robert R. (Robert Root), 1932 - (National Museums of Canada, National Museum of Natural Sciences, 1987)

Illustratio systematis sexualis Linnaeani - Miller, John, 1715 -1790 (Varrentrapp et Wenner, 1789)

An illustration of the sexual system of Linnaeus - Miller, John, 1715 -1790 (The author, 1779)

Illustrationes florae Novae Hollandiae, sive Icones generum quae in prodromo florae Novae Hollandiae et Insulae Van Diemen descripsit Robertus Brown - Brown, Robert, 1773 -1858 (Veneunt apud auctorem, 1818)

Illustrations and dissections of the genera of British mosses - Unwin, William Charles, 1811 -1887 (Printed at the Sussex Advertiser Office, 1878)