Kosmos (Ernst Günther, 1879)

Kosmos (Ernst Günther, 1883)

Kosmos (Ernst Günther, 1885)

Kräuterbuch : unsere Heilpflanzen in Wort und Bild - Losch, Friedrich. (J.F. Schreiber, 1905)

Die krankheiten der pflanzen, ein handbuch fur land-und forstwirte, gartner, gartenfreunde und botaniker - Frank, Albert Bernhard, 1839 -1900 (Trewendt, 1896)

Die Krankheiten der Pflanzen; ein Handbuch für Land- und Forstwirte, Gärtner, Gartenfreunde und Botaniker - Frank, Albert Bernhard, 1839 -1900 (E. Trewendt, 1895)

Die krankheiten der pflanzen, ein handbuch fur land-und forstwirte, gartner, gartenfreunde und botaniker - Frank, Albert Bernhard, 1839 -1900 (Trewendt, 1895)

Kryptogamenflora der Mark Brandenburg und angrenzender Gebiete - Dahlemer Botanischer Verein (Gebrüder Borntraeger, 1905)

Kryptogamenflora für Anfänger : eine Einführung in das Studium der blütenlosen Gewächse für Studierende und Liebhaber - Lindau, Gustav, 1866 -1923 (Springer, 1922)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1806)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1859)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1896)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1905)

Kútak, geológiai viszonyok, növényzet - Hollós, László, 1859 -1940 (Nyomatott tóth Lászlónál, 1896)

Lake Superior: its character, vegetation, and animals, compared with those of other similar regions - Agassiz, Louis, 1807 -1873 (Gould, Kendall & Lincoln, 1850)

Lake Superior: its physical character, vegetation, and animals, compared with those of other and similar regions - Agassiz, Louis, 1807 -1873 (Gould, Kendall and Lincoln, 1850)

Lake Superior - Agassiz, Louis, 1807 -1873 (R. E. Krieger Pub. Co, 1974)

The larvæ of the British butterflies and moths - Stainton, H. T, (Henry Tibbats) 1822 -1892 (Printed for the Ray society, 1895)

The larvæ of the British butterflies and moths - Stainton, H. T, (Henry Tibbats) 1822 -1892 (Printed for the Ray society, 1897)

The larvæ of the British butterflies and moths - Stainton, H. T, (Henry Tibbats) 1822 -1892 (Printed for the Ray society, 1899)

The larvæ of the British butterflies and moths - Stainton, H. T, (Henry Tibbats) 1822 -1892 (Printed for the Ray society, 1901)

Larves de coléoptères - Perris, Édouard. (Deyrolle, 1877)

Le chang zhi wu zhi - Chen, Bangyu. (shi jie tu shu chu ban gong si, 2005)

Les lépidoptères de la Belgique ; leurs chenilles et leurs chrysalides décrits et figurés d'après nature - Dubois, Alphonse, 1839 -1921. (Librairie C. Muquardt, Merzbach et Falk succ, 1882)

Leaf-mining insects - Needham, James G. (James George), 1868 -1957 (The Williams & Wilkins company, 1928)

Leaflets of Philippine botany (Oriental Printing Co, 1906)

Leaflets of Philippine botany (Oriental Printing Co, 1908)

Leaflets of Philippine botany (Oriental Printing Co, 1940)

Lebensgeschichte der Blütenpflanzen Mitteleuropas : spezielle Ökologie der Blütenpflanzen Deutschlands, Österreichs und der Schweiz - Schröter, Carl, 1855 -1939 (E. Ulmer, 1936)

Leechdoms, wortcunning, and starcraft of early England : Being a collection of documents, for the most part never before printed, illustrating the history of science in this country before the Norman conquest - Cockayne, Thomas Oswald, 1807 -1873 (Longman, Green, Longman, Roberts, and Green, 1864)

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

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 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, 1900)

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, 1904)

Die Lepidopteren der Schweiz - Frey, Heinrich, 1822 -1890 (W. Engelmann, 1880)

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

Lepidopterous fauna of the USSR and adjacent countries : a collection of papers dedicated to professor Alexsandr Sergeevich Danilevskii - Danilevskii, A. S. 1911 -1969 (Smithsonian Institution Libraries, 1988)

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, 2004)

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, 1853)

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 Yorkshire Lepidoptera - Porritt, George Taylor, 1848 - (A. Brown & Sons, ltd, 1904)

Little gardens and how to make the most of them - Thomas, H. H. (Harry Higgott) (Cassell and company, limited, 1908)

Livre rouge des espèces menacées en France - Beaufort, François de, 1936 -1995 (Secrétariat de la faune et de la flore, Museum nationale d'histoire naturelle, 1987)

The locust borer (Cyllene robiniae) and other insect enemies of the black locust - Garman, Harrison, 1858 - (1915)

London Naturalist - London Natural History Society. (London Natural History Society, 1922)

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

London Naturalist - London Natural History Society. (London Natural History Society, 1932)

London Naturalist - London Natural History Society. (London Natural History Society, 1953)

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

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

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

London Naturalist - London Natural History Society. (London Natural History Society, 1973)

London Naturalist - London Natural History Society. (London Natural History Society, 1982)

London Naturalist - London Natural History Society. (London Natural History Society, 1985)

London Naturalist - London Natural History Society. (London Natural History Society, 1987)

London Naturalist - London Natural History Society. (London Natural History Society, 1988)

London Naturalist - London Natural History Society. (London Natural History Society, 1992)

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

London Naturalist - London Natural History Society. (London Natural History Society, 1995)

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

London Naturalist - London Natural History Society. (London Natural History Society, 2002)

London Naturalist - London Natural History Society. (London Natural History Society, 2003)

London Naturalist - London Natural History Society. (London Natural History Society, 2006)

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

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

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1859)

Lunds universitets årsskrift. 2. Afd, Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1917)

Lunds universitets årsskrift. 2. Afd, Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1920)

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

The Macrolepidoptera of the world : a systematic account of all the known Macrolepidoptera - Seitz, Adalbert, 1860 -1938 (Fritz Lehmann Verlag, 1914)

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1802)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1835)

Magazine of zoology and botany - Westwood, J. O. (John Obadiah), 1805 -1893 (1837)

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, 1911)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1913)

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, 1907)

Mammals of Eastern Europe and Northern Asia - Ognev, S. I. (Sergei Ivanovich), 1886 -1951 (Pub. for the Smithsonian Institution and the National Science Foundation, Washington, D.C., by the Israel Program for Scientific Translations, 1966)

Manual of plant diseases - Lindau, Gustav, 1866 -1923 (The Record Press, 1914)

Manual of vascular plants of the lower Yangtze Valley, China - Steward, Albert Newton, 1897 - (Oregon State College, 1958)

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (Lamertin, 1895)

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (H. Lamertin, 1907)

Manuel floreal des plantes, ou, Traité de toutes les plantes qui peuvent servir d'ornement dans les jardins, les orangeries, les serres chaudes, et principalement dans les parterres ... pour servir de suite aux manuels vétérinaire, tinctorial, économique, consmétique et odoriférant des plantes - Buchoz, Pierre Joseph, 1731 -1807 (L'auteur, 1800)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1902)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1905)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1911)

Maryland naturalist - Natural History Society of Maryland (The Society, 1993)

Mémoires de la Société impériale des sciences naturelles de Cherbourg - Société Imperiale des Sciences Naturelles de Cherbourg. (J.B. Baillière et fils, 1861)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1888)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1878)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1876)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1880)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1881)