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 mittlere und höhere lehranstalten - Prantl, Karl, 1849 -1893 (W. Engelmann, 1891)

Lehrbuch der Paläobotanik - Potonié, H. (Henry), 1857 -1913 (Borntraeger, 1921)

[Lehrbuch der Pflanzenkunde in ihrer Anwendung auf die Forstwirthschaft : für Forstleute und Freunde der Botanik. 1,2, Abt. 1, Vollständige Naturgeschichte der forstlichen Culturpflanzen Deutschlands ; 2, [Text]] - Hartig, Theodor, 1805 -1880 (Förstner, 1852)

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

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1873)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1884)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1885)

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)

Lepidoptera of the Pacific Northwest : caterpillars and adults - Hammond, Paul C. (Forest Health Technology Enterprise Team, U.S. Dept. of Agriculture, Forest Service, 2003)

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

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)

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

Lessons in Elementary Botany, the part of Systematic Botany based upon material left in manuscript by the late Prof. Henslow - Oliver, Daniel, 1830 -1916 (MacMillan, 1888)

Lessons in elementary botany. The part of systematic botany based upon material left in manuscript by the late Professor Henslow ... - Oliver, Daniel, 1830 -1916 (Macmillan, 1876)

Lessons in the structure, life, and growth of plants, for schools and academies - Wood, Alphonso, 1810 -1881 (American Book Company, 1889)

The letters of Rusticus on natural history - Newman, Edward, 1801 -1876 (J. Van Voorst, 1849)

The letters of Rusticus on the natural history of Godalming. Extracted from the Magazine of natural history, the Entomological magazine, and the Entomologist - Newman, Edward, 1801 -1876 (Printed for John Van Voorst, 1849)

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)

Life and letters of Sir Joseph Dalton Hooker, O.M., G.C.S.I. : based on materials collected and arranged by Lady Hooker - Hooker, Joseph Dalton, 1817 -1911 (J. Murray, 1918)

The life of the plant - Sheremeteva, Anna, (Longmans, Green, and Co, 1912)

The life of the plant - Sheremeteva, Anna, (Longmans, Green, and co, 1912)

The Lingnaam agricultural review - Ling Nan Da Xue (Guangzhou, China) (College Press, 1926)

The Lingnaam agricultural review - Ling Nan Da Xue (Guangzhou, China) (College Press, 1927)

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, 1847)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1849)

The lipids, their chemistry and biochemistry - Deuel, Harry James, 1897 -1956 (Interscience Publishers, 1951)

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.], 1985)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1987)

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

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 rare, threatened and endemic plants in Europe (1982 edition) (1983)

List of seeds for exchange 1938 - Howth Demesne Gardens (Howth, Ireland) (Howth Demesne Gardens, 1938)

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 medicinal plants of Ohio : (not embraced in Wood & Bache's U.S. dispensatory,) containing as far as known, a brief account of their properties - Bigelow, John M. 1804 -1878 (J. H. Riley, 1849)

List of works relating to the natural history departments of the British Museum, to the end of the year 1910 - British Museum (Natural History) (Trustees of the British Museum, 1911)

Liste der Nutz- und Nahrungspflanzen der systematischen Sammlung von Sommergewächsen : und einer Auswahl mitteleuropäischer Stauden als Grundlage des jährlichen Samenkataloges - Technische Universität Dresden. Botanischer Garten. (1900)

The living flora of West Virginia - Millspaugh, Charles Frederick, 1854 -1923 (Wheeling News Litho. Co, 1913)

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)