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

Lehrbuch der botanik nach dem gegenwärtigen stand der wissenschaft - Sachs, Julius, 1832 -1897 (W. Engelmann, 1874)

Lehrbuch der forstlichen Bodenkunde und Klimatologie - Heyer, Gustav (F. Enke, 1856)

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

Lehrbuch der ökologischen pflanzengeographie - Warming, Eugenius, 1841 -1924 (Gebrüder Borntraeger, 1902)

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

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)

Leitfaden für das zoologische Praktikum - Kükenthal, W. G. (Willy Georg), 1861 -1922 (Gustav Fischer, 1910)

Leitfaden für das zoologische Praktikum - Kükenthal, W. G. (Willy Georg), 1861 -1922 (G. Fischer, 1912)

Leitfaden für das zoologische Praktikum - Kükenthal, W. G. (Willy Georg), 1861 -1922 (Fischer, 1912)

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)

Leitfossilien : ein Hilfsbuch zum Bestimmen von Versteinerungen bei geologischen Arbeiten in der Sammlung und im Felde - Dacqué, Edgar, 1878 -1945 (Verlag von Gebrüder Borntraeger, 1908)

Le Léman : monographie limnologique - Forel, F. A. (François Alphonse), 1841 -1912 (F. Rouge, 1904)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1872)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1874)

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

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)

Let the pool go this year? Goodness no! - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Loveland Goldfish Farm and Aquatic Nurseries, 1942)

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)

Libellulinen - Ris, F. (Friedrich), 1867 -1931 (1913)

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

Die Lichtsinnesorgane der Algen. Studien zum Ausbau der vegetabilen Reizphysiologie I - Francé, R. H. (Raoul Heinrich), 1874 -1943 (Kosmos, 1908)

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 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)

Life beneath the waters, or, The aquarium in America - Edwards, Arthur M. (H. Baillière, 1858)

Life histories of North American wild fowl : order Anseres (part) - Bent, Arthur Cleveland, 1866 -1954 (G.P.O, 1923)

Life histories of North American wild fowl : order Anseres (part) - Smithsonian Institution (G.P.O, 1925)

The life history of the least darter, Etheostoma microperca, in the Iroquois River, Illinois - Illinois. Natural History Survey Division (State of Illinois, Illinois Institute of Natural Resources, Natural History Survey Division, Illinois Natural History Survey, 1979)

Life in its lower, intermediate, and higher forms : or, manifestations of the divine wisdom in the natural history of animals - Gosse, Philip Henry, 1810 -1888 (James Nisbet, 1857)

Life in its lower, intermediate, and higher forms, or, Manifestations of the Divine Wisdom in the natural history of animals - Gosse, Philip Henry, 1810 -1888 (Robert Carter & Bros, 1857)

Life in its lower, intermediate, and higher forms; or, Manifestations of the divine wisdom in the natural history of animals - Gosse, Philip Henry, 1810 -1888 (J. Nisbet, 1878)

Life in its lower, intermediate, and higher forms; or, Manifestations of the divine wisdom in the natural history of animals - Gosse, Philip Henry, 1810 -1888 (R. Carter, 1860)

Life in its lower, intermediate, and higher forms; or, Manifestations of the divine wisdom in the natural history of animals - Gosse, Philip Henry, 1810 -1888 (J. Nisbet, 1857)

The life of inland waters; an elementary text book of fresh-water biology for American students - Needham, James G. (James George), 1868 -1957 (The Comstock Publishing Company, 1915)

The life of inland waters; an elementary text book of freshwater biology for American students - Needham, James G. (James George), 1868 -1957 (The Comstock publishing company, 1916)

The life of inland waters : an elementary text book of fresh-water biology for American students - Needham, James G. (James George), 1868 -1957 (Comstock Pub. Co, 1916)

The life of inland waters; an elementary text book of fresh-water biology for students - Needham, James G. (James George), 1868 -1957 (Comstock Publishing Co, 1937)

The life of inland waters; an elementary textbook of fresh-water biology for students - Needham, James G. (James George), 1868 -1957 (C. C. Thomas, 1930)

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

Lilies and other bulbs and plants, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Julia E. Clark, 1942)

Lilies, autumn 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Romaine B. Ware, 1946)

Lilies for garden and greenhouse : 1940-1941 list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edgar L. Kline, 1940)

Lilies for garden and greenhouse : 1941-1942 list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edgar L. Kline, 1941)

Lilium myriophyllum (regale) royal lily of China : fall 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baum's Home of Flowers Inc, 1924)

Lilium myriophyllum (regale) royal lily of China : one on the finest garden lilies ever introduced in America : its history, origin, and culture instructions - Wilson, Ernest Henry, 1876 -1930 (Baum's Home of Flowers, 1927)

Lilium myriophyllum (regale) royal lily of China : one on the finest garden lilies ever introduced in America : its history, origin, and culture instructions - Wilson, Ernest Henry, 1876 -1930 (Baum's Home of Flowers, 1929)

Lilium myriophyllum : retail price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Flendale Farm & Garden, 1931)

Lilium regale myriophyllum bulbs and seed : wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Baum's Home of Flowers Incorporated, 1927)

Lilium speciosum : spring 1946 edition - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Andrew R. Kennedy, Inc, 1946)

Limnology of tundra ponds, Barrow, Alaska - Hobbie, John E. (Dowden, Hutchinson & Ross, 1980)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1999)

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, 1827)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1829)

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, 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, 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, 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, 1878)

Linné och växtodlingen - Linné, Carl von, 1707 -1778 (Akademiska boktryckeriet, E. Berling, 1907)

List of Chinese medicines - China. Hai guan zong shui wu si shu. (Statistical Dept. of the Inspectorate General of Customs, 1889)

List of plants collected in Nevada and Utah, 1867-'69 :numbered as distributed - Watson, Sereno, 1826 -1892 (United States Geological Exploration of the 40th paralled, 1871)

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 known or to be suspected from northern Labrador - Fernald, Merritt Lyndon, 1873 -1950 (1931)

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

List of plants of the Manitoulin Islands, Lake Huron - Geological Survey of Canada ([s.n.], 1870)

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)

A list of the plants of Arkansas - Branner, John Casper, 1850 -1922 (Press Printing Co, 1891)

A list of things that will give you pleasure, add beauty to your home, and value to your property - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Heart of America Nursery & Landscape Co, 1928)

Liste des algues marines : observées jusqu'a ce jour entre l'embouchure de l'Escaut et la Corogne (incl. Îles anglo-normandes) - Chalon, Jean, 1846 -1921 (Imp. J.-E. Buschmann, 1905)

Liste des algues marines : observées jusqu'a ce jour entre l'embouchure de l'Escaut et la Corogne (incl. îles anglo-normandes) - Chalon, Jean, 1846 -1921 (J.-E. Buschmann, 1905)

Liste systématique des plantes publiées pendant les années 1874-1889 - Société Dauphinoise. (V. Rigaudin, 1889)

Literaturberichte zur Flora, oder Allgemeinen botanischen Zeitung - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (K. Bayerische Botanische Gesellschaft, 1831)

Literaturberichte zur Flora, oder Allgemeinen botanischen Zeitung - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (K. Bayerische Botanische Gesellschaft, 1833)

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

Literaturberichte zur Flora, oder Allgemeinen botanischen Zeitung - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (K. Bayerische Botanische Gesellschaft, 1840)

Live bearing swordtail, angel fish, Siamese fighting fish : general business terms - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Everglades Aquatic Nurseries, 1943)

Living animals and plants for aquiculture : Catalog "C" revised for school and college use - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southern Biological Supply Co. Inc, 1931)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1980)

Living things - Bain, Thomas D. (Holt, Rinehart and Winston, 1966)

Livingston's seed annual for 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Livingstons Seed Co, 1911)

Lohrman's 1928 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lohrman Seed Co, 1928)

The London and Edinburgh philosophical magazine and journal of science (Richard and John E. Taylor, 1837)

The London catalogue of British plants : containing the British Phænogamia, Filices, Equisetaceæ, Lycopodiaceæ, Selaginellaceæ, Marsileaceæ, Salviniaceæ and Charophyta. Adapted for marking desiderata in exchanges of specimens; for an index catalogue to British herbaria; for indicating the species of local districts; and for a guide to collectors by showing the comparative rarity or frequency of the several species - Fraser, H. (George Bell & Sons, 1925)

The London Clay flora - Reid, Eleanor Mary, 1860 -1953 (British Museum, 1933)

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, 1842)

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, 1844)

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)

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, 1848)

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

London Naturalist - London Natural History Society. (London Natural History Society, 1949)

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

London Naturalist - London Natural History Society. (London Natural History Society, 1955)

London Naturalist - London Natural History Society. (London Natural History Society, 1965)

London Naturalist - London Natural History Society. (London Natural History Society, 1971)

London Naturalist - London Natural History Society. (London Natural History Society, 1981)

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

London Naturalist - London Natural History Society. (London Natural History Society, 1983)

London Naturalist - London Natural History Society. (London Natural History Society, 1984)

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

London Naturalist - London Natural History Society. (London Natural History Society, 1986)

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

London Naturalist - London Natural History Society. (London Natural History Society, 1990)

London Naturalist - London Natural History Society. (London Natural History Society, 1996)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 2007)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 2009)