Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1915)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1918)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1919)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1920)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1921)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1922)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1923)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1925)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1926)

Key to the families of North American insects; an introduction to the classification of insects - Brues, Charles T. (Charles Thomas), 1879 -1955 (The Authors, 1915)

Kosmos (Ernst Günther, 1881)

Kosmos (Ernst Günther, 1885)

Kritische Revision der Insektenfaune Deutschlands nach dem System - Panzer, Georg Wolfgang Franz, 1755 -1829 (Felsseckersche Buchhandlung, 1806)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1800)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1911)

Label list of insects of the Dominion of Canada - Natural History Society of Toronto. (Robinson, 1883)

Larval development and nesting biology of the adventive wood-nesting bee Lithurgus (L.) chrysurus Fonscolombe (Hymenoptera, Megachilidae, Lithurgini) - Rozen, Jerome G. Jr. (Jerome George), 1928 - (American Museum of Natural History, 2013)

Last larval instar and mature oocytes of the Old World cleptoparasitic bee Stelis murina, including a review of Stelis biology (Apoidea, Megachilidae, Megachilinae, Anthidiini) - Kamel, Soliman M. (American Museum of Natural History, 2009)

Latreille's Naturliche Familien des Thierreichs - Latreille, P. A. (Pierre André), 1762 -1833 (Im Verlage des Gr. H.S. priv. Landes-Industrie- Comptoirs, 1827)

Lehrbuch der Naturgeschichte - Burmeister, Hermann, 1807 -1892 (Anton und Gelbecke, 1830)

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

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)

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. 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 (McClelland and Goodchild, 1913)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1885)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1888)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1885)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1888)

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, 1831)

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, 1839)

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, 1842)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1844)

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, 1852)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1877)

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 intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1948)

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.], 1984)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1980)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1983)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1964)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1986)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1966)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1954)

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)

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)

Lista de las plantas encontradas hasta ahora en Costa Rica y en los territorios limítrofes : extractada de la "Biologia centrali-americana." - Alfaro, Anastasio, 1865 -1951 (Tip. Nacional, 1888)

Literaturberichte zur Flora, oder Allgemeinen botanischen Zeitung - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (K. Bayerische Botanische Gesellschaft, 1836)

Le livre des orchidées - Kerchove de Denterghem, Oswald, comte de, 1844 -1906 (Hoste, 1894)

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, 1843)

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)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1857)

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)

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)

Magazin der Entomologie - Ahrens, August, 1779 -1841 (Joh. Chr. Hendel, 1815)

Magazin der Entomologie - Ahrens, August, 1779 -1841 (Joh. Chr. Hendel, 1818)

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1807)

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)

Manual de plantas de Costa Rica - Hammel, Barry Edward, 1946 - (Missouri Botanical Garden, 2004)

Manual de plantas de Costa Rica - Hammel, Barry Edward, 1946 - (Missouri Botanical Garden, 2003)

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 entomology : with special reference to economic entomology - Maxwell-Lefroy, H. (Harold), 1877 -1925 (Longmans, Green & Co, 1923)