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

Leaflets - Brooklyn Botanic Garden. (1919)

Leaflets - Brooklyn Botanic Garden. (1931)

Leaflets of botanical observation and criticism - Greene, Edward Lee, 1843 -1915 (1903)

Leaflets of botanical observation and criticism /by Edward L. Greene - Greene, Edward Lee, 1843 -1915 ([author?], 1903)

Leaflets of Philippine botany (Oriental Printing Co, 1906)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1953)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1956)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1959)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1932)

Leaves and flowers : or, Object lessons in botany with a flora : prepared for beginners in academies and public schools - Wood, Alphonso, 1810 -1881 (A.A. Barnes, 1869)

Leaves and flowers; or, Object lessons in botany - Wood, Alphonso, 1810 -1881 (A.S. Barnes & co, 1870)

Leaves and flowers; or, Object lessons in botany. With a flora - Wood, Alphonso, 1810 -1881 (Barnes, 1874)

Das Leben der Pflanze - Francé, R. H. (Raoul Heinrich), 1874 -1943 (Kosmos, Gesellschaft der Naturfreunde, 1906)

Leçons de botanique - Saint-Hilaire, Auguste de, 1779 -1853 (P.J. Loss, 1841)

Leçons de botanique, faites au jardin royal de Montpellier - Gouan, Antoine, 1733 -1821 (Aux depens des libraires, 1762)

Lectures on plant physiology - Harvey-Gibson, R. J. (Robert John), 1860 -1929 (Clarendon Press, 1907)

Lectures on plant physiology - Jost, Ludwig, 1865 -1947 (Clarendon Press, 1907)

Lectures on the evolution of plants (The Macmillan company, 1899)

Lectures on the evolution of plants (The Macmillan Co, 1899)

Lectures on the evolution of plants (The Macmillan company, 1910)

Lectures on the physiology of plants - Vines, Sydney Howard, 1849 -1934 (University Press, 1886)

Lehrbuch der Botanik - Bischoff, Gottlieb Wilhelm, 1797 -1854 (E. Schweizerbart, 1836)

Lehrbuch der Botanik - Bischoff, Gottlieb Wilhelm, 1797 -1854 (E. Schweizerbart, 1839)

Lehrbuch der Botanik - Bischoff, Gottlieb Wilhelm, 1797 -1854 (E. Schweizerbart, 1840)

Lehrbuch der Botanik für Hochschulen - Strasburger, Eduard, 1844 -1912 (G. Fischer, 1911)

Lehrbuch der Botanik; für höhere Lehranstalten und die Hand des Lehrers, sowie für alle Freunde der Natur. Unter besonderer Berücksichtigung biologischer Verhältnisse bearb. von Otto Schmeil - Schmeil, O. (Otto), 1860 -1943 (Quelle & Meyer, 1911)

Lehrbuch der Botanik für höhere Lehranstalten und die Hand des Lehrers - Schmeil, O. (Otto), 1860 -1943 (E. Nägele, 1903)

Lehrbuch der Botanik; nach dem Gegenwärtigen Stand der Wissenschaft - Frank, Albert Bernhard, 1839 -1900 (W. Engelmann, 1892)

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

Die Lehre von den Haaren in der gesammten organischen Natur - Eble, Burkard, 1799 -1839 (Heubner, 1831)

Die Lehre von der Pflanzenzelle - Hofmeister, Wilhelm, 1824 -1877 (Engelmann, 1867)

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 lens - State Microscopical Society of Illinois. (State Microscopical Society of Illinois, 1872)

The Lepidoptera of New York and neighboring states, primitive forms Microlepidoptera, Pyraloids, Bombyces - Forbes, William T. M. (William Trowbridge Merrifield), 1885 -1968 (Cornell Univ, 1920)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1947)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1948)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1950)

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)

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

Lessons in botany - Atkinson, George Francis, 1854 -1918 (Holt, 1900)

Lessons in botany - Atkinson, George Francis, 1854 -1918 (H. Holt and company, 1900)

Lessons in botany and vegetable physiology - Gray, Asa, 1810 -1888 (Ivison, Phinney, Blakeman, 1872)

Lessons in elementary botany for secondary schools - Macbride, Thomas H. (Thomas Huston), 1848 -1934 (Allyn and Bacon, 1896)

Letters on the elements of botany : addressed to a lady - Rousseau, Jean-Jacques, 1712 -1778 (Printed for B. White and Son, 1791)

Letters on the elements of botany. Addressed to a lady - Rousseau, Jean-Jacques, 1712 -1778 (B. White, 1787)

Letters on the elements of botany, addressed to a lady - Rousseau, Jean-Jacques, 1712 -1778 (B. and J. White, 1796)

Lettres a Julie sur l'entomologie : suivies d'une description méthodique de la plus grande partie des insectes de France - Mulsant, Martial Étienne, 1797 -1880 (Louis Babeuf, 1830)

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)

liao ning jing ji zhi wu zhi - Zhongguo ke xue yuan. Lin ye tu rang yan jiu suo. 中国科学院. 林业土壤研究所 (liao ning ren ming chu ban she)

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 Central American highland birds - Skutch, Alexander F. (Alexander Frank), 1904 -2004 (The Club, 1967)

Life-histories of northern animals : an account of the mammals of Manitoba - Seton, Ernest Thompson, 1860 -1946 (Scribner, 1909)

Life-histories of northern animals an account of the mammals of Manitoba - Seton, Ernest Thompson, 1860 -1946 (C. Scribner's Sons, 1909)

Life-histories of the frogs of Okefinokee swamp, Georgia; North American Salientia (Anura) no.2 - Cornell University. Heckscher foundation for the promotion of research. (The Macmillan company, 1931)

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, 2000)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 2001)

The Lingnaam agricultural review - Ling Nan Da Xue (Guangzhou, China) (College Press, 1925)

Links with the past in the plant world - Seward, A. C. (Albert Charles), 1863 -1941 (University Press, 1911)

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, 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, 1835)

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, 1838)

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, 1841)

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, 1843)

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, 1847)

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, 1849)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1851)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1853)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1859)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1861)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1863)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1873)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1875)

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

The Linnæan system of conchology : describing the orders, genera, and species of shells arranged into divisions and families : with a view to facilitate the student's attainment of the science - Mawe, John, 1764 -1829 (Printed for and sold by the author, and Longman, Hurst, Rees, Orme, and Brown, 1823)

Linné - Fries, Theodor Magnus, 1832 -1913 (Fahlcrantz & co, 1903)

List of British Diatomaceae in the collection of the British Museum - British Museum (Natural History) (Printed by order of the Trustees, 1859)

List of common and scientific plant names for Utah - United States. Soil Conservation Service. (Or, 1973)

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.], 1977)

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.], 1978)

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

List of plants collected by Mr. B. Billings in the vicinity of the city of Ottawa, during the summer of 1866 - Billings, B. (Braddish), 1819 -1871 (1867)

A List of plants collected in the vicinity of Oquawka, Henderson County, Ills - Patterson, Harry N. (Harry Norton), 1853 -1919 (Oquawka Spectator Print, 1874)

A list of plants growing without cultivation in Franklin, Hampshire and Hampden counties, Massachusetts - Stone, George E. (George Edward), 1860 -1941 (Carpenter & Morehouse, 1913)

A list of plants growing without cultivation in Franklin, Hampshire and Hampden Counties, Massachusetts - Stone, George E. (George Edward), 1860 -1941 (Carpenter & Morehouse, 1913)

A List of plants of Formosa - Kawakami, Takiya, 1871 -1915 (1910)

A list of plants of Formosa - Kawakami, Takiya, 1871 -1915 (Bureau of Productive Industry, Govt. of Formosa, 1910)

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)