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

Lichens (29) : management recommendations for survey and manage - United States. Bureau of Land Management. (U.S. Department of Agriculture, Forest Service, 2000)

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

Lichens du Mexique (états de Puebla et Michoacán) recueillis par le Frère G. Arsène Brouard. 1er supplément - Bouly de Lesdain, Maurice, 1869 -1965 (s.n, 1922)

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)

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)

Life histories of North American petrels and pelicans and their allies; order Tubinares and order Steganopodes - Smithsonian Institution (Govt. print. off, 1922)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 2008)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 2010)

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, 1840)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1841)

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, 1849)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1878)

A list of British Lepidoptera and their named varieties - Robson, John E. (John Emmerson), 1833 -1907 (J. Kempster, 1880)

A list of lichens additional to those published March 7, 1894 : a partial list of fungi collected in Lancaster County in the years from 1888 to 1892 : several plants new to the county, and rare plants found in new localities - Eby, Amelia F. (New Era Print, 1894)

List of New Brunswick plants - Fowler, James, 1829 -1923 (s.n, 1800)

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

List of plants collected in Nevada and Utah, 1867-'69 :numbered as distributed - Watson, Sereno, 1826 -1892 (United States Geological Exploration of the 40th paralled, 1871)

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

A list of the plants of the Pribilof Islands, Bering Sea, with notes on their distribution - Macoun, James Melville, 1862 -1920 (1899)

A list of the plants of the Pribilof Islands with notes on their distribution - Macoun, James Melville, 1862 -1920 (G.P.O, 1899)

List of the specimens of British animals in the collection of the British Museum. Parts V, X, XII, XVI, Lepidoptera - Stainton, H. T, (Henry Tibbats) 1822 -1892 (Printed by order of the trustees, 1850)

List of the specimens of lepidopterous insects in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1856)

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

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

London Naturalist - London Natural History Society. (London Natural History Society, 1958)

London Naturalist - London Natural History Society. (London Natural History Society, 1968)

London Naturalist - London Natural History Society. (London Natural History Society, 1989)

London Naturalist - London Natural History Society. (London Natural History Society, 1993)

London Naturalist - London Natural History Society. (London Natural History Society, 2001)

London Naturalist - London Natural History Society. (London Natural History Society, 2004)

London Naturalist - London Natural History Society. (London Natural History Society, 2007)

London Naturalist - London Natural History Society. (London Natural History Society, 2009)

London Naturalist - London Natural History Society. (London Natural History Society, 2014)

Long-term ecological consequences in tundra environments of the CANOL Crude Oil Pipeline Project, N.W.T - University of Alberta. Department of Geography. (1983)

Magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl [etc.], 1832)

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1803)

Magazin für die Botanik - Römer, J. J. (Johann Jacob), 1763 -1819 (Ziegler und Söhne, 1790)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1905)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1915)

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, 1896)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1897)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1905)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1917)

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, 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, 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)

A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations - Pammel, L. H. (Louis Hermann), 1862 -1931 (The Torch Press, 1911)