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

Lichens collected by the United States expedition under Dr. F.V. Hayden to the Yellowstone region - Willey, Henry, 1824 -1907 (1873)

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)

The life of John Duncan Scotch weaver and botanist : with sketches of his friends and notices of the times - Jolly, William. (Kegan Paul, Trench and Co, 1883)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 2005)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 2007)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 2013)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 2014)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 2015)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1829)

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, 1833)

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, 1841)