The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1956)

The Lepidopterists' Society, commemorative volume, 1945-1973 - Clench, Harry K. (The Society, 1945)

Lepidopterorum catalogus - Stainton, H. T, (Henry Tibbats) 1822 -1892 (W. Junk, 1938)

Lepidopteros do Brasil: contribuicao para a Historia Natural - Silva, Benedicto Raymundo da (Imprensa Nacional, 1907)

Lepidotteri - Oberthür, Charles, 1845 -1924 (tip. del Regio Istituto Sordo-Muti, 1880)

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)

Lichenaea Africana - Stizenberger, Ernst, 1827 -1895 (In Commission bei A. & J. Köppel, 1890)

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)

Life histories of North American gallinaceous birds : orders Galliformes and Columbiformes - Bent, Arthur Cleveland, 1866 -1954 (Government Printing Office, 1932)

Limnology of Sounding Creek : an Astatic, Prairie Stream - Retallack, John T. (1975)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1827)

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, 1833)

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, 1848)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1856)

A list of finest plants and alpines for 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wolcotts Limited, 1933)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1931)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1970)

List of plants available - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.N. Roberson, 1950)

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 rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Poughkeepsie Nursery Co., Inc, 1930)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1907)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1908)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1909)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1910)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1911)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1904)

List of seeds collected during ... - Royal Botanic Garden, Edinburgh. (Printed for Her Majesty's Stationery Office, 1919)

A list of the birds of Australia - Hull, A. F. Basset, Arthur Francis Basset 1862 -1945 (F. Cunninghame for A. Basset Hull, 1909)

List of the specimens of lepidopterous insects in the collection of the British Museum - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees, 1844)

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)

List of the specimens of Mammalia in the collection of the British museum - Gray, John Edward 1800 -1875 (The Trustees, 1843)

List of the specimens of the hymenopterous insects in collection of the British museum - Walker, Francis, 1809 -1874 (Printed by order of the Trustees, 1846)

Liste des plantes de montagnes elevées au Jardin Alpin D'Acclimatation de Genève - Correvon Fils & Cie. (Jardin Alpin D'Acclimatation, 1914)

Liste des plantes de montagnes elevées au Jardin Alpin D'Acclimatation de Genève - Correvon Fils & Cie. (Jardin Alpin D'Acclimatation, 1915)

Liste des plantes de montagnes elevées au Jardin Alpin D'Acclimatation de Genève - Correvon Fils & Cie. (Jardin Alpin D'Acclimatation, 1919)

Liste des plantes de montagnes elevées au Jardin Alpin D'Acclimatation de Genève - Correvon Fils & Cie. (Jardin Alpin D'Acclimatation, 1921)

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

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1970)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1973)

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)

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, 1842)

London Naturalist - London Natural History Society. (London Natural History Society, 1923)

London Naturalist - London Natural History Society. (London Natural History Society, 1935)

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

London Naturalist - London Natural History Society. (London Natural History Society, 1959)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 1997)

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

Lotos - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (Verlag des Deutschen Naturwissenschaftlich-Medizinischen Vereines für Böhmen "Lotos", 1911)

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. Part I. The Linnaean arrangement : part II. The Jussieuean arrangement - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Rees, Orme, Brown, and Green & Longman, 1839)

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)

Loudon's Hortus britannicus.A catalogue of all the plants indigenous, cultivated in, or introduced to Britain. Part I. The Linnaean arrangement... Part II. The Jussieuean arrangement... - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Rees, Orme, Brown, and Green, 1830)

Luft-, Boden- und Pflanzenkunde in ihrer Anwendung auf Forstwirtschaft und Gartenbau. Für alle Freunde und Pfleger der wissenschaftlichen Botanik - Hartig, Theodor, 1805 -1880 (J.G. Cotta, 1877)

Luft-, Boden- und Pflanzenkunde in ihrer Anwendung auf Forstwirtschaft und Gartenbau - Hartig, Theodor, 1805 -1880 (Gotta, 1877)

Lunds universitets års-skrift. Acta Universitatis Lundensis - Lunds universitet. (Universitetet, 1889)

Lyhykäinen kasvioppi ja kasvio - Mela, A. J. (Aukusti Juhana), 1846 -1904 (Suomalaisen Kirjallisuuden Seuran Kirjapainossa, 1877)

Lyon-horticole - Association horticole lyonnaise. (Impr. du Salut public, 1883)

Lyon-horticole - Association horticole lyonnaise. (Impr. du Salut public, 1891)

M.A. Curtis and John Torrey correspondence, 1833-1851 - Curtis, M. A. (Moses Ashley), 1808 -1872 (1836)

Macrolepidoptera and their parasites reared from field collections in the northeastern part of the United States - Schaffner, J. V. (John Valentine), 1888 - (U.S. Dept. of Agriculture, 1934)

The Macrolepidoptera of the world : a systematic account of all the known Macrolepidoptera - Seitz, Adalbert, 1860 -1938 (Fritz Lehmann Verlag, 1912)

The Macrolepidoptera of the world : a systematic account of all the known Macrolepidoptera - Seitz, Adalbert, 1860 -1938 (Fritz Lehmann Verlag, 1927)

The Macrolepidoptera of the world : a systematic account of all the known Macrolepidoptera - Seitz, Adalbert, 1860 -1938 (Fritz Lehmann Verlag, 1932)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1947)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1975)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1980)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1985)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1988)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1994)

Magasin Encyclopédique : ou journal des sciences, des lettres et des arts (1795)

Magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl [etc.], 1828)

Magazin für die Liebhaber der Entomologie - Fuessli, Johann Caspar, 1743 -1786 (Bey dem Herausgeber und bey Heinrich Steiner, 1778)

Magazin für die Botanik - Römer, J. J. (Johann Jacob), 1763 -1819 (Ziegler und Söhne, 1788)

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, 1903)

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, 1910)

Maison rustique du XIXe siècle ... Rédigé et professé par une réunion d'agronomes et de praticiens appartenant aux sociétés agricoles de France sous la direction du Dr. Alexandre Bixio - Alexandre, Jacques, 1808 -1865 (Librarie agricole, 1845)

Making a rock garden / by H. S. Adams - Adams, H. S. (Henry Sherman), 1864 - (McBride, Nast, 1912)

Malacologia - Institute of Malacology. (Institute of Malacology], 1973)

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1856)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1914)

The mammals of Africa: country lists. Draft document - Thornback, Jane. (IUCN Conservation Monitoring Centre, UNEP, WWF, 1983)

A manual and dictionary of the flowering plants and ferns - Willis, J. C. (John Christopher), 1868 -1958 (University Press, 1904)

A manual and dictionary of the flowering plants and ferns - Willis, J. C. (John Christopher), 1868 -1958 (University Press, 1908)

A Manual of botany : being an introduction to the study of the structure, physiology, and classification of plants - Balfour, John Hutton, 1808 -1884 (A. and C. Black, 1875)

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)

Manual of British botany : containing the flowering plants and ferns arranged according to natural orders - Babington, Charles Cardale, 1808 -1895 (J. van Voorst, 1843)

Manual of British botany : containing the flowering plants and ferns arranged according to the natural orders - Groves, James (Gurney & Jackson, 1904)

Manual of British botany : containing the flowering plants and ferns arranged according to the natural orders - Babington, Charles Cardale, 1808 -1895 (Gurney & Jackson, 1904)

Manual of British botany, containing the flowering plants and ferns. Arranged according to the natural orders - Babington, Charles Cardale, 1808 -1895 (J. Van Voorst, 1867)

Manual of British botany, containing the flowering plants and ferns. Arranged according to the natural orders - Babington, Charles Cardale, 1808 -1895 (J. Van Voorst, 1856)

Manual of British botany, containing the flowering plants and ferns. Arranged according to the natural orders - Babington, Charles Cardale, 1808 -1895 (J. Van Voorst, 1851)

Manual of British botany, containing the flowering plants and ferns. Arranged according to the natural orders - Babington, Charles Cardale, 1808 -1895 (J. Van Voorst, 1881)

Manual of British botany, containing the flowering plants and ferns arranged according to the natural orders - Babington, Charles Cardale, 1808 -1895 (Gurney and Jackson, 1922)