Lichenographia universalis. : In qua lichenes omnes detectos, adiectis observationibus et figuris horum vegetabilium naturam et organorum carpomorphorum structuram illustrantibus, ad genera, species, varietates - Acharius, Erik, 1757 -1819 (Apud Iust. Frid. Danckwerts, 1810)

Lichenographiae svecicae prodromus - Acharius, Erik, 1757 -1819 (D.G. Björn, 1798)

Lichens - Smith, Annie Lorrain, 1854 - (Univ. Press, 1921)

Lichens de la région d'Ottawa - National Museum of Natural Sciences (Canada) (Musée national des sciences naturelles, 1990)

Les lichens : étude sur l'anatomie, la physiologie et la morphologie de l'organisme lichénique - Acloque, A. (Alexandre), 1871 -1908 (J.B. Baillière et fils, 1893)

The lichens of Alaska - Cummings, Clara E. (Clara Eaton), 1855 -1906 (Smithsonian Institution, 1910)

Lichens of California, Oregon, and the Rocky mountains : so far as yet known : with an appendix - Tuckerman, Edward, 1817 -1886 (J.S. & C. Adams, 1866)

The lichens of Long Island, New York: a vegetational and floristic analysis - Brodo, Irwin M. (Irwin Murray), 1935 - (University of the State of New York, 1968)

Lichens of Maine - Merrill, G.K. (George Knox), 1864 -1927 (1905)

The lichens of Minnesota - Fink, Bruce, 1861 -1927 (1910)

Lichens of Southern California - Hasse, H. E. (Hermann Edward), 1836 -1915 (B.R. Baumgardt & Co, 1898)

Lichens of the State of Washington - Howard, Grace E. (Grace Elizabeth), 1886 - (University of Washington Press, 1950)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1830)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1832)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1835)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1837)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1838)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1843)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1848)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1849)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1880)

A list of North American lichens : arranged according to Prof. E. Tuckerman's "Genera lichenum" - Willey, Henry, 1824 -1907 (Willey, 1873)

A list of the mosses, liverworts and lichens of Illinois - Hall, Elihu, 1822 -1882 (Illinois State Laboratory of Natural History, 1878)

Liste systématique des plantes publiées pendant les années 1874-1889 - Société Dauphinoise. (V. Rigaudin, 1889)

Literaturberichte zur Flora, oder Allgemeinen botanischen Zeitung - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (K. Bayerische Botanische Gesellschaft, 1831)

Literaturberichte zur Flora, oder Allgemeinen botanischen Zeitung - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (K. Bayerische Botanische Gesellschaft, 1835)

Literaturberichte zur Flora, oder Allgemeinen botanischen Zeitung - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (K. Bayerische Botanische Gesellschaft, 1837)

Literaturberichte zur Flora, oder Allgemeinen botanischen Zeitung - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (K. Bayerische Botanische Gesellschaft, 1838)

The living flora of West Virginia - Millspaugh, Charles Frederick, 1854 -1923 (Wheeling News Litho. Co, 1913)

The London journal of botany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, history, or uses : together with botanical notices and information and and occasional portraits and memoirs of eminent botanists - Hooker, William Jackson, Sir, 1785 -1865 (H. Baillière, 1845)

The London journal of botany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, history, or uses : together with botanical notices and information and and occasional portraits and memoirs of eminent botanists - Hooker, William Jackson, Sir, 1785 -1865 (H. Baillière, 1846)

London Naturalist - London Natural History Society. (London Natural History Society, 1998)

London Naturalist - London Natural History Society. (London Natural History Society, 1999)

London Naturalist - London Natural History Society. (London Natural History Society, 2002)

Loudon's encyclopaedia of plants; comprising the specific character, description, culture, history, application in the arts, and every other desirable particular respecting all the plants indigenous to, cultivated in, or introduced into Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longmans, Green, 1866)

Loudon's hortus britannicus : a catalogue of all the plants indigenous, cultivated in, or introduced to Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longman(etc],), 1850)

Loudon's hortus britannicus : a catalogue of all the plants indigenous, cultivated in, or introduced to Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longman(etc],), 1839)

The Magazine of horticulture, botany, and all useful discoveries and improvements in rural affairs (Hovey and Co, 1838)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1910)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1891)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1892)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1893)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1894)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1903)

The Manchester flora : a descriptive list of the plants growing wild within eighteen miles of Manchester, with notices of the plants commonly cultivated in gardens ; preceded by an introduction to botany - Grindon, Leo H. (Leo Hartley), 1818 -1904 (William White, 1859)

The Manchester flora: a descriptive list of the plants growing wild within eighteen miles of Manchester, with notices of the plants commonly cultivated in gardens; preceded by an introduction to botany - Grindon, Leo H. (Leo Hartley), 1818 -1904 (W. White, 1859)

Manual of botany, for North America : containing generic and specific descriptions of the indigenous plants and common cultivated exotics, growing north of the Gulf of Mexico - Eaton, Amos, 1776 -1842 (Printed by Websters and Skinners, 1829)

A manual of botany for the northern and middle states - Eaton, Amos, 1776 -1842 (Printed and published by Websters and Skinners, 1818)

Manual of botany, for the Northern and Middle States of America : containing generic and specific descriptions of the indigenous plants and common cultivated exotics, growing north of Virginia ; to which are prefixed, the natural and artificial classes and orders of Linneus ; and the natural orders of Jussieu, with the medicinal properties of each order - Eaton, Amos, 1776 -1842 (Printed and published by Websters and Skinners, 1822)

A manual of botany for the northern states, comprising generic descriptions of all phenongamous and cryptogamous plants to the North of Virginia, hitherto described; with references to the natural orders of Linneus and Jussieu ... - Eaton, Amos, 1776 -1842 (Webster and Skinners, 1817)

A manual of botany, for the nothern and middle states of Americacontaining generic and specific descriptions of the indigenous plants and common cultivated exotics, growing north of Virginia; to which is prefixeda grammar and vocabulary; also the natural orders of linneus and jussieu, with the medicinal properties of each order - Eaton, Amos, 1776 -1842 (Websters & Skinners, 1824)

A manual of botany, including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (J & A. Churchill, 1887)

A manual of botany including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (J & A. Churchill, 1887)

A manual of botany: including the structure, classification, properties, uses, and functions of plants - Bentley, Robert, 1821 -1893 (John Churchill and Sons, 1870)

A manual of botany: including the structure, functions, classification, properties and uses of plants - Bentley, Robert, 1821 -1893 (John Churchill, 1861)

A manual of British lichens, containing descriptions of all the species and varieties, and five plates, with figures of the spores of one hundred and thirty species, illustrative of the genera - Mudd, William, 1830 -1879 (Printed for the author by H. Penney, 1861)