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

Lehrbuch der pilzparasitären Pflanzenkrankheiten mit besonderer Berücksichtigung der Krankheiten gärtnerischer Kulturgewächse - Höstermann, Gustav (P. Parey, 1923)

Lehrbuch der praktischen Pflanzenkunde in Wort und Bild : für Schule und Haus, für Gebildete aller Stände : mit über 1000 Abbildungen auf 60 colorirten Tafeln in Doppelfolio und 214 Holzschnitten - Hoffmann, Carl, 1802 -1883 (Hoffmann'sche Verlags-Buchhandlung, 1880)

Lehrbuch für den ersten, systematischen Unterricht in der Naturgeschichte - Lumnitzer, Johann Georg. (In der Kunsthandlung des H.F. Müller, 1826)

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)

Leipziger Bienenzeitung (Deutscher Bauernverlag, 1934)

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)

Leonard's market gardeners' catalogue, 1916 : Leonards seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Seed Co, 1916)

Leonard's seeds : descriptive list for 1913 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Seed Co, 1913)

Leonard's seeds : seed annual 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Seed Co, 1917)

Leonard seed annual for 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Seed Co, 1914)

Leonard Seed Co. [catalog] : 1908 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Seed Co, 1908)

Leonard Seed Co. [catalog] : 1909 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Leonard Seed Co, 1909)

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

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

The lepidopterist's calendar; giving the time when the British lepidoptera appear in the egg, larval, pupal, and imago states, with the food-plant, and habitat - Merrin, Joseph, 1820 -1904 (H. Marsden, 1875)

The lepidopterist's guide, for the use of the young collector of butterflies and moths - Knaggs, H. Guard (Henry Guard), 1832 -1908 (Gurney and Jackson, 1901)

The lepidopterist's guide : intended for the use of the young collector, containing full instructions for the collecting, management, observation, and preservation, of lepidoptera, in all their stages - Knaggs, H. Guard (Henry Guard), 1832 -1908 (J. Van Voorst, 1869)

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, 1952)

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)

Lessons in botany and vegetable physiology - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor, 1875)

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)

Lessons with plants : suggestions for seeing and interpreting some of the common forms of vegetation - Bailey, L. H. (Liberty Hyde), 1858 -1954 (1899)

Lessons with plants. Suggestions for seeing and interpreting some of the common forms of vegetation - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1914, 1907)

Letherman's 1932 garden guide : proven merit seeds for market and home gardeners - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Letherman Seed & Supply Co, 1932)

Letherman's 1934 garden guide : proven merit seeds for market and home gardeners - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Letherman Seed & Supply Co, 1934)

Letherman's 1935 garden guide : proven merit seeds for market and home gardeners - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Letherman Seed & Supply Co, 1935)

Letherman's 1936 garden guide : proven merit seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Letherman Seed & Supply Co, 1936)

Letherman's 1938 garden guide for market and home gardeners - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Letherman's Seed House, 1938)

Letherman's proven merit seeds, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Letherman's, Inc, 1937)

Letherman's proven merit seeds : 1941 seed catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Letherman's, Inc, 1941)

Letherman's proven merit seeds for home and market gardeners : 1929 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes-Letherman Seed Co, 1929)

Letherman's proven merit seeds for home and market gardeners : 1931 garden guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Letherman Seed & Supply Co, 1931)

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)

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)

Libellus de re herbaria novus, by William Turner, originally pub. in 1538, reprinted in facsimile, with notes, modern names, and a life of the author - Jackson, Benjamin Daydon, 1846 -1927 (Priv. print, 1877)

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

Liefgreen's seeds annual catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Liefgreen Seed Co, 1930)

Liefgreen seed catalog, 1937 season : vegetable, flower, lawn and field seeds, garden tools, poultry supplies, insecticides, fertilizers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Liefgreen Seed Company, 1937)

Liefgreen seed catalog : season 1935 : garden tools, poultry supplies, insecticides, fertilizers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Liefgreen Seed Co, 1935)

Liefgreen seed catalog, season 1936 : garden tools, poultry supplies, insecticides, fertilizers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Liefgreen Seed Company, 1936)

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)

Lijst van nederlandsche, hoogduitsche, fransche en engelsche namen van planten - Heukels, Hendrik, 1854 -1936 (N.V. Boekhandel en Drukkerij, 1910)

Lilly's best seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. H. Lilly Co, 1911)

Lilly's best seeds : plants fertilizers bee supplies poultry foods - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. H. Lilly Co, 1910)

Lilly's complete annual : bee supplies spray materiels poultry supplies fertilizers seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. H. Lilly Co, 1915)

Lilly's complete annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. H. Lilly Co, 1913)

Lilly's complete annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. H. Lilly Co, 1914)

Lilly's complete annual catalog : seeds fertilizers stock foods bee supplies spray materiels poultry supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. H. Lilly Co, 1917)

Lilly's complete annual : seeds fertilizers spray materiels poultry supplies stock foods bee supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. H. Lilly Co, 1916)

Lilly's crop book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. H. Lilly Co, 1917)

Lilly's seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. H. Lilly Co, 1912)

Lilly's seeds plants poultry & bee supplies fertilizers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chas. H. Lilly Co, 1908)

Lin xue gai lun - Cai, Yichun (zhong guo lin ye chu ban she, 1953)

lin ye ming ci - Zhongguo ke xue yuan bian yi ju (zhong guo ke xue yuan, 1954)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1826)

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, 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, 1843)

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, 1853)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1857)

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

Linnaeus's system of botany, so far as relates to his classes and orders of plants ... : with copious explanatory descriptions : drawn up for the use of his pupils - Curtis, William, 1746 -1799 (Printed for and sold by the author ... and B. White, 1777)

Lippincott flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1910)

Lippincott flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1911)

Lippincott flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1912)

Lippincott flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1905)

Lippincott flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1904)

Lippincott flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1908)

Lippincott flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1906)

Lippincott flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1907)

Lippincott flower seeds : 1909 greeting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1909)

Lippincott flower seeds : 1913 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1913)

Lippincott seeds : 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1914)

Lippincott seeds : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1916)

Lippincott seeds : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1917)

Lippincott seeds : 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Miss C.H. Lippincott, 1918)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1936)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1937)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1939)

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.], 1968)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1969)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1973)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1959)