Lehrbuch der ökologischen Pflanzengeographie - Warming, Eugenius, 1841 -1924 (Gebrüder Borntraeger, 1918)

Lehrbuch der ökologischen pflanzengeographie - Warming, Eugenius, 1841 -1924 (Gebrüder Borntraeger, 1902)

Lehrbuch der Pharmakognosie des Pflanzenreiches : Naturgeschichte der wichtigeren Arzneistoffe vegetabilischen Ursprunges - Flückiger, Friedrich A. (Friedrich August), 1828 -1894 (R. Gaertner, 1867)

Lehrbuch der Zoologie - Claus, Carl, 1835 -1899 (Elwert, 1897)

Lehrbuch der zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert, 1883)

Lehrbuch der zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert, 1891)

Lehrbuch der zoologie - Voigt, F. S. (Friedrich Siegmund), 1781 -1850 (E. Schweizerbart, 1838)

Leipziger Bienenzeitung (Deutscher Bauernverlag, 1905)

Leitfaden für den Unterricht in der Botanik an Gymnasien und höheren Bürgerschulen : Zugleich als Anleitung zur leichteren Bestimmung der wildwachsenden Gefässpflanzen des mittleren und nördlichen Deutschlands - Wirtgen, Philipp Wilhelm, 1806 -1870 (T. Hölscher, 1852)

The Lepidoptera of the British Islands : a descriptive account of the families, genera, and species indigenous to Great Britain and Ireland, their preparatory states, habits, and localities - Barrett, Charles Golding, 1836 -1904 (L. Reeve, 1896)

The lepidopterist's calendar - Merrin, Joseph. (H. Marsden, 1875)

The lepidopterist's calendar; giving the time when the British lepidoptera appear in the egg, larval, pupal, and imago states, with the food-plant, and habitat - Merrin, Joseph, 1820 -1904 (H. Marsden, 1875)

The lepidopterist's guide, for the use of the young collector of butterflies and moths - Knaggs, H. Guard (Henry Guard), 1832 -1908 (Gurney and Jackson, 1901)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1952)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1955)

Lexicon generum phanerogamarum inde ab anno MDCCXXXVII : cum nomenclatura legitima internationali et systemate inter recentia medio - Post, Thomas Erik von, 1858 -1912 (Deutsche verlags-anstalt, 1904)

Lexikon der entomologischen welt, der carcinologischen und arachnologischen. Adressenbuch der lebenden entomologen und entomophilen, etc.; der carcinologen und arachnologen sammt ihren schriften, dann der naturforscher-akademien und deren verhandlungen, der zoologischen ephemeriden, bibliographien, biographien und realwörterbücher, der öffentlichen und privat-sammlungen der welt, der schriften über sammlungs- und aufbewahrungsweise der gliederthiere, mit doppelten registern und einer aufzählung aller entomologischen, carcinologischen und arachnologischen schriftsteller von Aristoteles an bis zur gegenwart - Gistel, Johannes, 1809 - (E. Schweizerbart, 1846)

Lexikon der entomologischen Welt, der carcinologischen und arachnologischen : Adressenbuch der lebenden Entomologen und Entomolophilen etc. ; ... von Aristoteles an bis zur Gegenwart - Gistel, Johannes, 1809 - (E. Schweizerbart'sche Verlagshandlung, 1846)

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)

Life and letters of Alexander Goodman More, F.R.S.E., F.L.S., M.R.I.A., with selections from his zoological and botanical writings - More, Alexander Goodman, 1830 -1895 (Hodges, Figgis & co. (ltd.), 1898)

Life and letters of Alexander Goodman More, with selections from his zoological and botanical writings - More, Alexander Goodman, 1830 -1895 (Hodges, Figgis, 1898)

The life and love of the insect - Fabre, Jean-Henri, 1823 -1915 (A. & C. Black, ltd, 1914)

The life and love of the insect - Fabre, Jean-Henri, 1823 -1915 (A. and C. Black, 1911)

Life histories of American insects - Weed, Clarence Moores, 1864 -1947 (The Macmillan company, 1901)

Life histories of North American gulls and terns : order Longipennes - Smithsonian Institution (Govt. Print. Off, 1921)

The life of Jean Henri Fabre, the entomologist, 1823-1910 - Miall, Bernard, 1876 -1953. (Dodd, Mead and company, 1921)

The life of Jean Henri Fabre, the entomologist, 1823-1910. Translated by Bernard Miall - Fabre, Augustin. (Dodd, Mead, 1921)

The life of the fly : with which are interspersed some chapters of autobiography - Fabre, Jean-Henri, 1823 -1915 (Dodd, Mead, and Company, 1913)

The life of the fly; with which are interspersed some chapters of autobiography. Translated by Alexander Teixeira de Mattos - Fabre, Jean-Henri, 1823 -1915 (McClelland and Goodchild, 1913)

The life of the fly; with which are interspersed some chapters of autobiography - Fabre, Jean-Henri, 1823 -1915 (Dodd, Mead, and company, 1913)

The life of the fly; with which are interspersed some chapters of autobiography - Fabre, Jean-Henri, 1823 -1915 (Dodd, Mead and Company, 1919)

The life of the fly with which are interspersed some chapters of autobiography - Fabre, Jean-Henri, 1823 -1915 (McClelland and Goodchild, 1913)

The life of the grasshopper - Fabre, Jean-Henri, 1823 -1915 (McClelland, Goodchild & Stewart, 1917)

The life of the grasshopper - Fabre, Jean-Henri, 1823 -1915 (Dodd, Mead, 1920)

The life of the grasshopper - Fabre, Jean-Henri, 1823 -1915 (Dodd, Mead, 1917)

The life of the grasshopper - Fabre, Jean-Henri, 1823 -1915 (Dodd, Mead and Company, 1917)

The life of the grasshopper. Translated by Alexander Teixeira de Mattos - Fabre, Jean-Henri, 1823 -1915 (McClelland, Goodchild & Stewart, 1917)

The life of the spider - Fabre, Jean-Henri, 1823 -1915 (Blue Ribbon Books, 1912)

The life of the spider - Fabre, Jean-Henri, 1823 -1915 (Dodd, Mead, 1912)

The life of the spider. Translated by Alexander Teixeira de Mattos; with a pref. by Maurice Maeterlinck - Fabre, Jean-Henri, 1823 -1915 (Hodder and Stoughton, 1912)

Life stories of Australian insects - Brewster, Agnes A. (Dymock's Book Arcade, 1920)

Lijst van nederlandsche, hoogduitsche, fransche en engelsche namen van planten - Heukels, Hendrik, 1854 -1936 (N.V. Boekhandel en Drukkerij, 1910)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1997)

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

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, 1839)

List of Egyptian insects in the collection of the Ministry of agriculture - Storey, G. (Government Press, 1916)

A list of Hymenoptera collected by J.K. Lord, Esq. : in Egypt, in the neighbourhood of the Red Sea, and in Arabia ; with description of the new species - Walker, Francis, 1809 -1874 (E.W. Janson, 1871)

List of Pteridophyta and Spermatophyta growing without cultivation in northeastern North America - American Association for the Advancement of Science. (1893)

List of Pteridophyta and Spermatophyta growing without cultivation in northeastern North America - American Association for the Advancement of Science. Botanical Club. (1894)

List of seeds for exchange - National Botanic Gardens (Ireland) (Royal Botanic Gardens, 1896)

A List of the insects of New York : with a list of the spiders and certain other allied groups - Leonard, Mortimer Demarest, 1890 - (Cornell University, 1928)

A list of the plants of Arkansas - Branner, John Casper, 1850 -1922 (Press Printing Co, 1891)

List of the specimens of British animals in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1851)

List of the specimens of British animals in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1853)

A list of works on North American entomology - Banks, Nathan, 1868 -1953 (Govt. Print. Off, 1910)

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

The London catalogue of British plants : containing the British Phænogamia, Filices, Equisetaceæ, Lycopodiaceæ, Selaginellaceæ, Marsileaceæ, Salviniaceæ and Charophyta. Adapted for marking desiderata in exchanges of specimens; for an index catalogue to British herbaria; for indicating the species of local districts; and for a guide to collectors by showing the comparative rarity or frequency of the several species - Fraser, H. (George Bell & Sons, 1925)

London Naturalist - London Natural History Society. (London Natural History Society, 1936)

London Naturalist - London Natural History Society. (London Natural History Society, 1948)

London Naturalist - London Natural History Society. (London Natural History Society, 1956)

London Naturalist - London Natural History Society. (London Natural History Society, 1957)

London Naturalist - London Natural History Society. (London Natural History Society, 1964)

London Naturalist - London Natural History Society. (London Natural History Society, 2015)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 2008)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 2009)

Lotos - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (Verlag des Deutschen Naturwissenschaftlich-Medizinischen Vereines für Böhmen "Lotos", 1913)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1858)